From 858972b5caccdb1caa1d863dd390248710aca574 Mon Sep 17 00:00:00 2001
From: kirukib <kirubeljkl679@gmail.com>
Date: Fri, 7 Aug 2026 16:11:23 +0300
Subject: [PATCH] Add multi-provider login and guest pharmacist order codes.

Guests can generate a shareable GSH code for admin fulfillment; sign-in now supports Google, email, phone, and Telegram demos, with the backend spec updated.

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 app/(root)/(screens)/checkout.tsx         |  54 ++-
 app/(root)/(screens)/orders/[id].tsx      |  19 +-
 app/(root)/(screens)/orders/code/[id].tsx | 275 ++++++++++++++++
 app/(root)/(screens)/profile.tsx          |  29 +-
 app/(root)/(tabs)/cart.tsx                |   5 +-
 app/(root)/auth/language.tsx              |   2 +-
 app/(root)/auth/otp.tsx                   | 379 +++++++++++++++++-----
 app/(root)/auth/sign-in.tsx               | 146 +++++++++
 app/(root)/auth/welcome.tsx               |   1 +
 docs/BACKEND_SPEC.md                      |  76 ++++-
 lib/commerce.ts                           |  49 ++-
 lib/data/seed.ts                          |   5 +-
 lib/routes.ts                             |   3 +
 lib/stores/authStore.ts                   |  27 +-
 locales/am/common.json                    |   5 +
 locales/en/common.json                    |   5 +
 package-lock.json                         |  18 +-
 package.json                              |   1 +
 18 files changed, 978 insertions(+), 121 deletions(-)
 create mode 100644 app/(root)/(screens)/orders/code/[id].tsx
 create mode 100644 app/(root)/auth/sign-in.tsx

diff --git a/app/(root)/(screens)/checkout.tsx b/app/(root)/(screens)/checkout.tsx
index 1a0905f..c7a9f93 100644
--- a/app/(root)/(screens)/checkout.tsx
+++ b/app/(root)/(screens)/checkout.tsx
@@ -132,13 +132,19 @@ export default function CheckoutScreen() {
     const orderNotes = [
       notes.trim(),
       forMember ? `For family: ${forMember.name} (${forMember.relationship})` : "",
-      useAnyBranchPickup ? "Quick code — redeemable at any Gishen branch" : "",
+      isGuest
+        ? "Pharmacist order code — enter in admin to create the order"
+        : useAnyBranchPickup
+          ? "Quick code — redeemable at any Gishen branch"
+          : "",
     ]
       .filter(Boolean)
       .join(" · ");
 
     const pickupCode =
-      effectiveFulfillment === "pickup" ? generatePickupCode() : null;
+      isGuest || effectiveFulfillment === "pickup"
+        ? generatePickupCode()
+        : null;
     const fee = effectiveFulfillment === "pickup" ? 0 : deliveryFee;
 
     const order = addOrder({
@@ -153,7 +159,7 @@ export default function CheckoutScreen() {
       areaLabel: useAnyBranchPickup
         ? "Any Gishen branch"
         : effectiveFulfillment === "pickup"
-          ? branch?.area ?? areaLabel
+          ? branch?.name ?? areaLabel
           : selectedAddress?.area ?? areaLabel,
       addressId:
         effectiveFulfillment === "delivery" ? selectedAddress?.id ?? null : null,
@@ -166,10 +172,13 @@ export default function CheckoutScreen() {
       notes: orderNotes,
       riderAssigned: false,
       pickupCode,
-      anyBranch: useAnyBranchPickup,
+      anyBranch: useAnyBranchPickup || isGuest,
       isGuestOrder: isGuest,
-      status:
-        useAnyBranchPickup || payment === "pay_at_branch" ? "confirmed" : undefined,
+      status: isGuest
+        ? "requested"
+        : useAnyBranchPickup || payment === "pay_at_branch"
+          ? "confirmed"
+          : undefined,
     });
 
     if (forMemberId) setActiveMember(forMemberId);
@@ -184,15 +193,26 @@ export default function CheckoutScreen() {
 
     pushNotification({
       kind: "order",
-      title: pickupCode ? `Pickup code ${pickupCode}` : "Order placed",
-      body: pickupCode
-        ? useAnyBranchPickup
-          ? `Show ${pickupCode} at any Gishen branch counter to collect your order.`
-          : `Show ${pickupCode} at ${branch?.name ?? "your branch"} to collect.`
-        : `Your ${order.fulfillment} order is confirmed.`,
-      href: routes.orderDetail(order.id),
+      title: isGuest
+        ? `Pharmacist code ${pickupCode}`
+        : pickupCode
+          ? `Pickup code ${pickupCode}`
+          : "Order placed",
+      body: isGuest
+        ? `Share ${pickupCode} so a pharmacist can create your order in admin.`
+        : pickupCode
+          ? useAnyBranchPickup
+            ? `Show ${pickupCode} at any Gishen branch counter to collect your order.`
+            : `Show ${pickupCode} at ${branch?.name ?? "your branch"} to collect.`
+          : `Your ${order.fulfillment} order is confirmed.`,
+      href: isGuest && pickupCode ? routes.orderCode(order.id) : routes.orderDetail(order.id),
     });
 
+    if (isGuest && pickupCode) {
+      router.replace(routes.orderCode(order.id) as never);
+      return;
+    }
+
     Alert.alert(
       pickupCode ? "Quick pickup code ready" : "Order placed",
       pickupCode
@@ -310,10 +330,10 @@ export default function CheckoutScreen() {
           </Text>
           {isGuest ? (
             <Card tone="brand" elevated={false} style={{ marginBottom: 12 }}>
-              <Text variant="h3">Guest quick code</Text>
+              <Text variant="h3">Pharmacist order code</Text>
               <Text variant="bodySm" color={colors.muted} style={{ marginTop: 6 }}>
-                As a guest you get a short pickup code (e.g. GSH-AB12). Show it at any
-                Gishen branch counter — no account needed to fulfill.
+                You’ll get a GSH-XXXX code to copy, share, or screenshot. A pharmacist
+                enters it on the admin page to create your order — then you pay at the branch.
               </Text>
             </Card>
           ) : null}
@@ -522,7 +542,7 @@ export default function CheckoutScreen() {
             <Text variant="priceLg">{formatETB(afterDiscount + deliveryFee)}</Text>
           </View>
           <Button
-            title={t("common.payNow")}
+            title={isGuest ? "Get pharmacist code" : t("common.payNow")}
             fullWidth={false}
             style={{ minWidth: 140 }}
             onPress={pay}
diff --git a/app/(root)/(screens)/orders/[id].tsx b/app/(root)/(screens)/orders/[id].tsx
index f1080dd..f3e265f 100644
--- a/app/(root)/(screens)/orders/[id].tsx
+++ b/app/(root)/(screens)/orders/[id].tsx
@@ -86,16 +86,27 @@ export default function OrderDetailScreen() {
         {order.pickupCode ? (
           <Card tone="brand" elevated={false}>
             <Text variant="caption" color={colors.muted}>
-              Show this at the branch counter
+              {order.isGuestOrder
+                ? "Pharmacist admin code"
+                : "Show this at the branch counter"}
             </Text>
             <Text variant="display" style={{ marginTop: 6, letterSpacing: 2 }}>
               {order.pickupCode}
             </Text>
             <Text variant="bodySm" color={colors.muted} style={{ marginTop: 8 }}>
-              {order.anyBranch
-                ? "Valid at any Gishen Pharmacy branch for fulfillment."
-                : `Pickup at ${branch?.name ?? "selected branch"}.`}
+              {order.isGuestOrder
+                ? "Share or screenshot so a pharmacist can create your order in admin."
+                : order.anyBranch
+                  ? "Valid at any Gishen Pharmacy branch for fulfillment."
+                  : `Pickup at ${branch?.name ?? "selected branch"}.`}
             </Text>
+            <Button
+              title="Open share / copy card"
+              variant="soft"
+              icon="share-outline"
+              style={{ marginTop: 14 }}
+              onPress={() => router.push(routes.orderCode(order.id) as never)}
+            />
           </Card>
         ) : null}
 
diff --git a/app/(root)/(screens)/orders/code/[id].tsx b/app/(root)/(screens)/orders/code/[id].tsx
new file mode 100644
index 0000000..f782293
--- /dev/null
+++ b/app/(root)/(screens)/orders/code/[id].tsx
@@ -0,0 +1,275 @@
+import { Ionicons } from "@expo/vector-icons";
+import * as Clipboard from "expo-clipboard";
+import { router, useLocalSearchParams } from "expo-router";
+import { useState } from "react";
+import {
+  Alert,
+  Image,
+  Linking,
+  Pressable,
+  ScrollView,
+  Share,
+  View,
+} from "react-native";
+import { Button } from "@/components/ui/Button";
+import { AppHeader } from "@/components/ui/Header";
+import { Screen } from "@/components/ui/Screen";
+import { Text } from "@/components/ui/Text";
+import { buildPharmacistOrderShareText } from "@/lib/commerce";
+import { routes } from "@/lib/routes";
+import { useOrdersStore } from "@/lib/stores/ordersStore";
+import { colors, fonts, gutter, radii, shadows } from "@/lib/theme";
+import { formatETB, WHATSAPP_NUMBER } from "@/lib/utils";
+
+/**
+ * Screenshot-friendly pharmacist order code card.
+ * Guests copy / share / screenshot this so staff can create the order in admin.
+ */
+export default function PharmacistOrderCodeScreen() {
+  const { id } = useLocalSearchParams<{ id: string }>();
+  const order = useOrdersStore((s) => s.getById(id));
+  const [copied, setCopied] = useState(false);
+
+  if (!order?.pickupCode) {
+    return (
+      <Screen>
+        <AppHeader title="Order code" />
+        <View style={{ padding: gutter }}>
+          <Text variant="body" color={colors.muted}>
+            No pharmacist order code found for this order.
+          </Text>
+          <Button
+            title="Back to orders"
+            style={{ marginTop: 16 }}
+            onPress={() => router.replace(routes.orders)}
+          />
+        </View>
+      </Screen>
+    );
+  }
+
+  const shareText = buildPharmacistOrderShareText(order);
+  const due = order.selfPay ?? order.total;
+
+  const copyCode = async () => {
+    await Clipboard.setStringAsync(order.pickupCode!);
+    setCopied(true);
+    setTimeout(() => setCopied(false), 2000);
+  };
+
+  const copyFull = async () => {
+    await Clipboard.setStringAsync(shareText);
+    Alert.alert("Copied", "Order details copied — paste into chat or admin notes.");
+  };
+
+  const share = async () => {
+    try {
+      await Share.share({ message: shareText, title: `Gishen code ${order.pickupCode}` });
+    } catch {
+      // user dismissed
+    }
+  };
+
+  const whatsapp = () => {
+    Linking.openURL(
+      `https://wa.me/${WHATSAPP_NUMBER}?text=${encodeURIComponent(shareText)}`
+    );
+  };
+
+  return (
+    <Screen>
+      <AppHeader
+        title="Pharmacist code"
+        subtitle="Copy, share, or screenshot"
+      />
+      <ScrollView
+        contentContainerStyle={{
+          paddingHorizontal: gutter,
+          paddingBottom: 48,
+          gap: 16,
+        }}
+      >
+        <Text variant="bodySm" color={colors.muted}>
+          Share this code with a Gishen pharmacist. They enter it on the admin page
+          to create your order. Pay when you collect.
+        </Text>
+
+        {/* Clean card — ideal for device screenshots */}
+        <View
+          style={{
+            borderRadius: radii.lg,
+            overflow: "hidden",
+            backgroundColor: colors.surface,
+            borderWidth: 1,
+            borderColor: colors.brandBorder,
+            ...shadows.md,
+          }}
+        >
+          <View
+            style={{
+              backgroundColor: colors.brand,
+              paddingVertical: 20,
+              paddingHorizontal: 20,
+              alignItems: "center",
+              gap: 10,
+            }}
+          >
+            <Image
+              source={require("@/assets/logo/gishen-logo.png")}
+              style={{ width: 48, height: 48, borderRadius: 12 }}
+              resizeMode="contain"
+            />
+            <Text variant="h3" style={{ textAlign: "center" }}>
+              Gishen Pharmacy
+            </Text>
+            <Text variant="caption" style={{ textAlign: "center", opacity: 0.85 }}>
+              Pharmacist order code
+            </Text>
+          </View>
+
+          <View style={{ padding: 22, alignItems: "center" }}>
+            <Text variant="caption" color={colors.subtle} style={{ letterSpacing: 1 }}>
+              SHOW OR SHARE THIS CODE
+            </Text>
+            <Text
+              variant="display"
+              style={{
+                marginTop: 10,
+                letterSpacing: 3,
+                fontFamily: fonts.bold,
+                fontSize: 36,
+                lineHeight: 42,
+              }}
+            >
+              {order.pickupCode}
+            </Text>
+            <Text
+              variant="bodySm"
+              color={colors.muted}
+              style={{ marginTop: 12, textAlign: "center" }}
+            >
+              Enter on admin → create order
+            </Text>
+          </View>
+
+          <View
+            style={{
+              borderTopWidth: 1,
+              borderTopColor: colors.line,
+              padding: 18,
+              gap: 8,
+            }}
+          >
+            <Row label="Customer" value={order.customerName ?? "—"} />
+            <Row label="Phone" value={order.customerPhone ?? "—"} />
+            <Row label="Items" value={`${order.items.length}`} />
+            {order.items.slice(0, 6).map((item) => (
+              <Text
+                key={item.productId}
+                variant="caption"
+                color={colors.subtle}
+                style={{ paddingLeft: 2 }}
+              >
+                · {item.name} ×{item.quantity}
+              </Text>
+            ))}
+            {order.items.length > 6 ? (
+              <Text variant="caption" color={colors.subtle}>
+                · +{order.items.length - 6} more
+              </Text>
+            ) : null}
+            <View
+              style={{
+                marginTop: 8,
+                paddingTop: 12,
+                borderTopWidth: 1,
+                borderTopColor: colors.line,
+                flexDirection: "row",
+                justifyContent: "space-between",
+                alignItems: "baseline",
+              }}
+            >
+              <Text variant="label" color={colors.muted}>
+                Total due
+              </Text>
+              <Text variant="priceLg">{formatETB(due)}</Text>
+            </View>
+            <Text variant="caption" color={colors.subtle} style={{ marginTop: 4 }}>
+              Pay at branch when collecting
+            </Text>
+          </View>
+        </View>
+
+        <View
+          style={{
+            flexDirection: "row",
+            alignItems: "center",
+            gap: 8,
+            paddingHorizontal: 4,
+          }}
+        >
+          <Ionicons name="camera-outline" size={16} color={colors.subtle} />
+          <Text variant="caption" color={colors.subtle} style={{ flex: 1 }}>
+            Tip: screenshot the card above to show in person or send as an image.
+          </Text>
+        </View>
+
+        <View style={{ gap: 10 }}>
+          <Button
+            title={copied ? "Code copied" : "Copy code"}
+            icon={copied ? "checkmark-circle" : "copy-outline"}
+            onPress={copyCode}
+          />
+          <View style={{ flexDirection: "row", gap: 10 }}>
+            <View style={{ flex: 1 }}>
+              <Button title="Share" icon="share-outline" variant="soft" onPress={share} />
+            </View>
+            <View style={{ flex: 1 }}>
+              <Button
+                title="WhatsApp"
+                icon="logo-whatsapp"
+                variant="outline"
+                onPress={whatsapp}
+              />
+            </View>
+          </View>
+          <Pressable onPress={copyFull} hitSlop={8}>
+            <Text
+              variant="label"
+              color={colors.brandText}
+              style={{ textAlign: "center", marginTop: 4 }}
+            >
+              Copy full order details
+            </Text>
+          </Pressable>
+        </View>
+
+        <View style={{ gap: 10, marginTop: 4 }}>
+          <Button
+            title="View order"
+            variant="ghost"
+            onPress={() => router.replace(routes.orderDetail(order.id))}
+          />
+          <Button
+            title="Done — back home"
+            variant="dark"
+            onPress={() => router.replace(routes.home)}
+          />
+        </View>
+      </ScrollView>
+    </Screen>
+  );
+}
+
+function Row({ label, value }: { label: string; value: string }) {
+  return (
+    <View style={{ flexDirection: "row", justifyContent: "space-between", gap: 12 }}>
+      <Text variant="caption" color={colors.subtle}>
+        {label}
+      </Text>
+      <Text variant="label" style={{ flexShrink: 1, textAlign: "right" }}>
+        {value}
+      </Text>
+    </View>
+  );
+}
diff --git a/app/(root)/(screens)/profile.tsx b/app/(root)/(screens)/profile.tsx
index aef5777..b6def14 100644
--- a/app/(root)/(screens)/profile.tsx
+++ b/app/(root)/(screens)/profile.tsx
@@ -14,6 +14,7 @@ import { Screen } from "@/components/ui/Screen";
 import { Text } from "@/components/ui/Text";
 import { routes } from "@/lib/routes";
 import { useAuthStore } from "@/lib/stores/authStore";
+import type { AuthProvider } from "@/lib/stores/authStore";
 import { useLangStore } from "@/lib/stores/langStore";
 import { useProfileModeStore } from "@/lib/stores/profileModeStore";
 import { colors, gutter } from "@/lib/theme";
@@ -151,6 +152,12 @@ export default function ProfileScreen() {
                 </Text>
               ) : null}
               <View style={{ flexDirection: "row", gap: 8, marginTop: 8, flexWrap: "wrap" }}>
+                {user?.authProvider && user.authProvider !== "guest" ? (
+                  <Badge
+                    label={providerLabel(user.authProvider)}
+                    tone="info"
+                  />
+                ) : null}
                 <Badge
                   label={
                     mode === "corporate"
@@ -182,7 +189,19 @@ export default function ProfileScreen() {
                   {editing ? "Close editor" : "Edit profile"}
                 </Text>
               </Pressable>
-            ) : null}
+            ) : (
+              <Pressable
+                onPress={() => {
+                  signOut();
+                  setHasOnboarded(false);
+                  router.replace(routes.signIn as never);
+                }}
+              >
+                <Text variant="label" color={colors.brandText}>
+                  Sign in / create account
+                </Text>
+              </Pressable>
+            )}
           </View>
           {membership ? (
             <Text variant="caption" color={colors.subtle} style={{ marginTop: 8 }}>
@@ -302,3 +321,11 @@ export default function ProfileScreen() {
     </Screen>
   );
 }
+
+function providerLabel(provider: AuthProvider) {
+  if (provider === "google") return "Google";
+  if (provider === "email") return "Email";
+  if (provider === "telegram") return "Telegram";
+  if (provider === "phone") return "Phone";
+  return "Guest";
+}
diff --git a/app/(root)/(tabs)/cart.tsx b/app/(root)/(tabs)/cart.tsx
index 3622904..09ed66b 100644
--- a/app/(root)/(tabs)/cart.tsx
+++ b/app/(root)/(tabs)/cart.tsx
@@ -19,6 +19,7 @@ import { TabTopBar } from "@/components/ui/TabTopBar";
 import { Text } from "@/components/ui/Text";
 import { DELIVERY_FEE, DEMO_VOUCHER, voucherDiscount } from "@/lib/commerce";
 import { routes } from "@/lib/routes";
+import { useAuthStore } from "@/lib/stores/authStore";
 import { useCartStore } from "@/lib/stores/cartStore";
 import { colors, fonts, gutter, radii } from "@/lib/theme";
 import { formatETB } from "@/lib/utils";
@@ -31,6 +32,7 @@ export default function CartScreen() {
   const subtotal = useCartStore((s) => s.subtotal());
   const voucher = useCartStore((s) => s.voucherCode);
   const setVoucher = useCartStore((s) => s.setVoucher);
+  const isGuest = !!useAuthStore((s) => s.user?.isGuest);
   const delivery = items.length ? DELIVERY_FEE : 0;
   const discount = voucherDiscount(subtotal, voucher);
   const total = subtotal + delivery - discount;
@@ -47,6 +49,7 @@ export default function CartScreen() {
         <Text variant="h1">{t("common.cart")}</Text>
         <Text variant="bodySm" color={colors.subtle} style={{ marginTop: 4 }}>
           {items.length} item{items.length === 1 ? "" : "s"} in your bag
+          {isGuest ? " · Guest checkout creates a pharmacist code" : ""}
         </Text>
 
         {items.length === 0 ? (
@@ -171,7 +174,7 @@ export default function CartScreen() {
       {items.length > 0 ? (
         <StickyBar>
           <Button
-            title={t("common.payNow")}
+            title={isGuest ? "Get pharmacist code" : t("common.payNow")}
             iconRight="arrow-forward"
             onPress={() => router.push(routes.checkout)}
           />
diff --git a/app/(root)/auth/language.tsx b/app/(root)/auth/language.tsx
index 2e81cf7..c25b4b4 100644
--- a/app/(root)/auth/language.tsx
+++ b/app/(root)/auth/language.tsx
@@ -49,7 +49,7 @@ export default function LanguageScreen() {
         <View style={{ flex: 1 }} />
         <Button
           title={t("common.continue")}
-          onPress={() => router.push(routes.otp)}
+          onPress={() => router.push(routes.signIn as never)}
           style={{ marginBottom: 16 }}
         />
       </View>
diff --git a/app/(root)/auth/otp.tsx b/app/(root)/auth/otp.tsx
index 4e917b7..bd83805 100644
--- a/app/(root)/auth/otp.tsx
+++ b/app/(root)/auth/otp.tsx
@@ -1,50 +1,85 @@
-import { useState } from "react";
-import { Alert, View } from "react-native";
-import { router } from "expo-router";
+import { useMemo, useState } from "react";
+import { ActivityIndicator, Alert, View } from "react-native";
+import { router, useLocalSearchParams } from "expo-router";
 import * as LocalAuthentication from "expo-local-authentication";
 import { useTranslation } from "react-i18next";
 import { useSafeAreaInsets } from "react-native-safe-area-context";
 import { Button } from "@/components/ui/Button";
 import { Field, SwitchRow } from "@/components/ui/Field";
 import { Card } from "@/components/ui/Card";
+import { AppHeader } from "@/components/ui/Header";
 import { Screen } from "@/components/ui/Screen";
 import { Text } from "@/components/ui/Text";
 import { DEMO_OTP } from "@/lib/commerce";
 import { colors, gutter } from "@/lib/theme";
 import { routes } from "@/lib/routes";
-import { useAuthStore } from "@/lib/stores/authStore";
+import {
+  useAuthStore,
+  type AuthProvider,
+} from "@/lib/stores/authStore";
+
+const DEMO_EMAIL_PASSWORD = "gishen123";
+
+const METHOD_META: Record<
+  AuthProvider,
+  { title: string; subtitle: string }
+> = {
+  google: {
+    title: "Google",
+    subtitle: "Connect with your Google account (demo).",
+  },
+  email: {
+    title: "Email",
+    subtitle: `Use any email. Demo password is ${DEMO_EMAIL_PASSWORD}.`,
+  },
+  phone: {
+    title: "Phone",
+    subtitle: `We'll send an OTP. Demo code is always ${DEMO_OTP}.`,
+  },
+  telegram: {
+    title: "Telegram",
+    subtitle: "Confirm with your Telegram username (demo).",
+  },
+  guest: {
+    title: "Guest",
+    subtitle: "Browse without an account.",
+  },
+};
+
+function normalizeMethod(raw: string | string[] | undefined): AuthProvider {
+  const v = Array.isArray(raw) ? raw[0] : raw;
+  if (v === "google" || v === "email" || v === "phone" || v === "telegram") {
+    return v;
+  }
+  return "phone";
+}
 
 export default function OtpScreen() {
   const { t } = useTranslation();
   const insets = useSafeAreaInsets();
+  const params = useLocalSearchParams<{ method?: string }>();
+  const method = useMemo(() => normalizeMethod(params.method), [params.method]);
+  const meta = METHOD_META[method];
+
   const signIn = useAuthStore((s) => s.signIn);
   const setHasOnboarded = useAuthStore((s) => s.setHasOnboarded);
   const setBiometric = useAuthStore((s) => s.setBiometric);
-  const [phone, setPhone] = useState("+251911000000");
+
   const [name, setName] = useState("Kirukib Abebe");
-  const [email, setEmail] = useState("kirukib@example.com");
+  const [phone, setPhone] = useState("+251911000000");
+  const [email, setEmail] = useState("kirukib@gmail.com");
+  const [password, setPassword] = useState("");
+  const [telegram, setTelegram] = useState("@kirukib");
   const [code, setCode] = useState("");
   const [sent, setSent] = useState(false);
   const [bio, setBio] = useState(false);
+  const [busy, setBusy] = useState(false);
 
-  const sendCode = () => {
-    if (!name.trim() || phone.replace(/\D/g, "").length < 9) {
-      Alert.alert("Missing info", "Enter your name and a valid phone number.");
-      return;
-    }
-    setSent(true);
-    Alert.alert(
-      "Code sent (demo)",
-      `Use OTP ${DEMO_OTP} to verify. No real SMS is sent in this build.`
-    );
-  };
-
-  const verify = async () => {
-    if (!sent) return;
-    if (code.trim() !== DEMO_OTP) {
-      Alert.alert("Invalid OTP", `Enter the demo code ${DEMO_OTP}.`);
-      return;
-    }
+  const finishSignIn = async (payload: {
+    name: string;
+    phone: string;
+    email?: string;
+  }) => {
     if (bio) {
       const hw = await LocalAuthentication.hasHardwareAsync();
       if (hw) {
@@ -57,77 +92,265 @@ export default function OtpScreen() {
       }
     }
     signIn({
-      name: name.trim(),
-      phone: phone.trim(),
-      email: email.trim() || undefined,
+      name: payload.name.trim(),
+      phone: payload.phone.trim(),
+      email: payload.email?.trim() || undefined,
       isGuest: false,
+      authProvider: method,
     });
     setBiometric(bio);
     setHasOnboarded(true);
     router.replace(routes.home);
   };
 
+  const sendPhoneCode = () => {
+    if (!name.trim() || phone.replace(/\D/g, "").length < 9) {
+      Alert.alert("Missing info", "Enter your name and a valid phone number.");
+      return;
+    }
+    setSent(true);
+    Alert.alert(
+      "Code sent (demo)",
+      `Use OTP ${DEMO_OTP} to verify. No real SMS is sent in this build.`
+    );
+  };
+
+  const verifyPhone = async () => {
+    if (!sent) return;
+    if (code.trim() !== DEMO_OTP) {
+      Alert.alert("Invalid OTP", `Enter the demo code ${DEMO_OTP}.`);
+      return;
+    }
+    await finishSignIn({
+      name,
+      phone,
+      email: email.trim() || undefined,
+    });
+  };
+
+  const signInEmail = async () => {
+    if (!name.trim()) {
+      Alert.alert("Missing info", "Enter your name.");
+      return;
+    }
+    if (!email.includes("@")) {
+      Alert.alert("Invalid email", "Enter a valid email address.");
+      return;
+    }
+    if (password.trim() !== DEMO_EMAIL_PASSWORD) {
+      Alert.alert(
+        "Wrong password",
+        `Demo password is ${DEMO_EMAIL_PASSWORD}.`
+      );
+      return;
+    }
+    await finishSignIn({
+      name,
+      phone: phone.trim() || "+251911000000",
+      email,
+    });
+  };
+
+  const signInSocial = async (provider: "google" | "telegram") => {
+    if (!name.trim()) {
+      Alert.alert("Missing info", "Enter the name to show on your profile.");
+      return;
+    }
+    if (provider === "telegram" && !telegram.trim()) {
+      Alert.alert("Telegram", "Enter your Telegram username.");
+      return;
+    }
+    setBusy(true);
+    // Simulated OAuth / Telegram Login Widget handshake
+    await new Promise((r) => setTimeout(r, 900));
+    setBusy(false);
+    const resolvedEmail =
+      provider === "google"
+        ? email.trim() || `${name.split(" ")[0]?.toLowerCase() || "user"}@gmail.com`
+        : email.trim() || undefined;
+    const resolvedPhone =
+      phone.trim() ||
+      (provider === "telegram" ? "+251900000000" : "+251911000000");
+    await finishSignIn({
+      name: name.trim(),
+      phone: resolvedPhone,
+      email: resolvedEmail,
+    });
+  };
+
   return (
     <Screen>
+      <AppHeader title={meta.title} subtitle={meta.subtitle} />
       <View
         style={{
           flex: 1,
-          paddingTop: insets.top + 24,
           paddingBottom: insets.bottom + 20,
           paddingHorizontal: gutter,
         }}
       >
-        <Text variant="h1">{t("common.signIn")}</Text>
-        <Text variant="bodySm" color={colors.muted} style={{ marginTop: 8 }}>
-          {t("common.otpHint")} Demo OTP is always {DEMO_OTP}.
-        </Text>
-        <View style={{ marginTop: 20, gap: 12 }}>
-          <Field label="Full name" value={name} onChangeText={setName} icon="person-outline" />
-          <Field
-            label="Phone"
-            value={phone}
-            onChangeText={setPhone}
-            keyboardType="phone-pad"
-            icon="call-outline"
-          />
-          <Field
-            label="Email (optional)"
-            value={email}
-            onChangeText={setEmail}
-            keyboardType="email-address"
-            autoCapitalize="none"
-            icon="mail-outline"
-          />
-          {sent ? (
-            <Field
-              label="OTP code"
-              value={code}
-              onChangeText={setCode}
-              keyboardType="number-pad"
-              placeholder={DEMO_OTP}
-              icon="key-outline"
-              hint={`Demo code: ${DEMO_OTP}`}
-            />
-          ) : null}
-          <Card padded={false}>
-            <SwitchRow
-              icon="finger-print-outline"
-              title={t("common.enableBiometric")}
-              subtitle="Unlock the app faster next time"
-              value={bio}
-              onValueChange={setBio}
-              last
-            />
-          </Card>
-        </View>
-        <View style={{ flex: 1 }} />
-        {!sent ? (
-          <Button title={t("common.sendOtp")} onPress={sendCode} />
-        ) : (
-          <View style={{ gap: 10 }}>
-            <Button title={t("common.verify")} onPress={verify} />
-            <Button title="Resend code" variant="ghost" onPress={sendCode} />
+        {busy ? (
+          <View style={{ flex: 1, alignItems: "center", justifyContent: "center", gap: 12 }}>
+            <ActivityIndicator size="large" color={colors.brandText} />
+            <Text variant="body" color={colors.muted}>
+              Connecting to {method === "google" ? "Google" : "Telegram"}…
+            </Text>
           </View>
+        ) : (
+          <>
+            <View style={{ marginTop: 8, gap: 12 }}>
+              <Field
+                label="Full name"
+                value={name}
+                onChangeText={setName}
+                icon="person-outline"
+              />
+
+              {method === "phone" ? (
+                <>
+                  <Field
+                    label="Phone"
+                    value={phone}
+                    onChangeText={setPhone}
+                    keyboardType="phone-pad"
+                    icon="call-outline"
+                  />
+                  <Field
+                    label="Email (optional)"
+                    value={email}
+                    onChangeText={setEmail}
+                    keyboardType="email-address"
+                    autoCapitalize="none"
+                    icon="mail-outline"
+                  />
+                  {sent ? (
+                    <Field
+                      label="OTP code"
+                      value={code}
+                      onChangeText={setCode}
+                      keyboardType="number-pad"
+                      placeholder={DEMO_OTP}
+                      icon="key-outline"
+                      hint={`Demo code: ${DEMO_OTP}`}
+                    />
+                  ) : null}
+                </>
+              ) : null}
+
+              {method === "email" ? (
+                <>
+                  <Field
+                    label="Email"
+                    value={email}
+                    onChangeText={setEmail}
+                    keyboardType="email-address"
+                    autoCapitalize="none"
+                    icon="mail-outline"
+                  />
+                  <Field
+                    label="Password"
+                    value={password}
+                    onChangeText={setPassword}
+                    secure
+                    autoCapitalize="none"
+                    icon="lock-closed-outline"
+                    hint={`Demo password: ${DEMO_EMAIL_PASSWORD}`}
+                  />
+                  <Field
+                    label="Phone (optional)"
+                    value={phone}
+                    onChangeText={setPhone}
+                    keyboardType="phone-pad"
+                    icon="call-outline"
+                  />
+                </>
+              ) : null}
+
+              {method === "google" ? (
+                <>
+                  <Field
+                    label="Google email"
+                    value={email}
+                    onChangeText={setEmail}
+                    keyboardType="email-address"
+                    autoCapitalize="none"
+                    icon="logo-google"
+                    hint="Demo — no real Google OAuth"
+                  />
+                  <Field
+                    label="Phone (optional)"
+                    value={phone}
+                    onChangeText={setPhone}
+                    keyboardType="phone-pad"
+                    icon="call-outline"
+                  />
+                </>
+              ) : null}
+
+              {method === "telegram" ? (
+                <>
+                  <Field
+                    label="Telegram username"
+                    value={telegram}
+                    onChangeText={setTelegram}
+                    autoCapitalize="none"
+                    icon="paper-plane-outline"
+                    placeholder="@username"
+                  />
+                  <Field
+                    label="Phone linked to Telegram"
+                    value={phone}
+                    onChangeText={setPhone}
+                    keyboardType="phone-pad"
+                    icon="call-outline"
+                  />
+                </>
+              ) : null}
+
+              <Card padded={false}>
+                <SwitchRow
+                  icon="finger-print-outline"
+                  title={t("common.enableBiometric")}
+                  subtitle="Unlock the app faster next time"
+                  value={bio}
+                  onValueChange={setBio}
+                  last
+                />
+              </Card>
+            </View>
+
+            <View style={{ flex: 1 }} />
+
+            {method === "phone" ? (
+              !sent ? (
+                <Button title={t("common.sendOtp")} onPress={sendPhoneCode} />
+              ) : (
+                <View style={{ gap: 10 }}>
+                  <Button title={t("common.verify")} onPress={verifyPhone} />
+                  <Button title="Resend code" variant="ghost" onPress={sendPhoneCode} />
+                </View>
+              )
+            ) : null}
+
+            {method === "email" ? (
+              <Button title="Sign in with email" icon="mail-outline" onPress={signInEmail} />
+            ) : null}
+
+            {method === "google" ? (
+              <Button
+                title="Continue with Google"
+                icon="logo-google"
+                onPress={() => signInSocial("google")}
+              />
+            ) : null}
+
+            {method === "telegram" ? (
+              <Button
+                title="Continue with Telegram"
+                icon="paper-plane-outline"
+                onPress={() => signInSocial("telegram")}
+              />
+            ) : null}
+          </>
         )}
       </View>
     </Screen>
diff --git a/app/(root)/auth/sign-in.tsx b/app/(root)/auth/sign-in.tsx
new file mode 100644
index 0000000..19d9daa
--- /dev/null
+++ b/app/(root)/auth/sign-in.tsx
@@ -0,0 +1,146 @@
+import { Ionicons } from "@expo/vector-icons";
+import { router } from "expo-router";
+import { Pressable, View } from "react-native";
+import { useTranslation } from "react-i18next";
+import { useSafeAreaInsets } from "react-native-safe-area-context";
+import { Button } from "@/components/ui/Button";
+import { AppHeader } from "@/components/ui/Header";
+import { Screen } from "@/components/ui/Screen";
+import { Text } from "@/components/ui/Text";
+import { routes } from "@/lib/routes";
+import { useAuthStore } from "@/lib/stores/authStore";
+import type { AuthProvider } from "@/lib/stores/authStore";
+import { colors, gutter, radii, shadows } from "@/lib/theme";
+
+type ProviderOption = {
+  id: AuthProvider;
+  title: string;
+  subtitle: string;
+  icon: keyof typeof Ionicons.glyphMap;
+  tint: string;
+  iconBg: string;
+};
+
+const PROVIDERS: ProviderOption[] = [
+  {
+    id: "google",
+    title: "Continue with Google",
+    subtitle: "Use your Google account",
+    icon: "logo-google",
+    tint: "#4285F4",
+    iconBg: "#EEF3FE",
+  },
+  {
+    id: "email",
+    title: "Continue with Email",
+    subtitle: "Sign in with email & password",
+    icon: "mail-outline",
+    tint: colors.brandText,
+    iconBg: colors.brandWash,
+  },
+  {
+    id: "phone",
+    title: "Continue with Phone",
+    subtitle: "SMS one-time code",
+    icon: "call-outline",
+    tint: colors.ink,
+    iconBg: colors.surfaceAlt,
+  },
+  {
+    id: "telegram",
+    title: "Continue with Telegram",
+    subtitle: "Log in via Telegram",
+    icon: "paper-plane-outline",
+    tint: "#2AABEE",
+    iconBg: "#E8F6FD",
+  },
+];
+
+export default function SignInScreen() {
+  const { t } = useTranslation();
+  const insets = useSafeAreaInsets();
+  const setHasOnboarded = useAuthStore((s) => s.setHasOnboarded);
+
+  return (
+    <Screen>
+      <AppHeader title={t("common.signIn")} subtitle="Choose how you want to continue" />
+      <View
+        style={{
+          flex: 1,
+          paddingHorizontal: gutter,
+          paddingBottom: insets.bottom + 16,
+          gap: 12,
+        }}
+      >
+        <Text variant="bodySm" color={colors.muted}>
+          Demo build — each option signs you in locally. Real OAuth / Telegram Login
+          Widget can be wired later.
+        </Text>
+
+        <View style={{ gap: 10, marginTop: 8 }}>
+          {PROVIDERS.map((p) => (
+            <Pressable
+              key={p.id}
+              onPress={() =>
+                router.push({
+                  pathname: routes.otp,
+                  params: { method: p.id },
+                } as never)
+              }
+              style={({ pressed }) => ({
+                flexDirection: "row",
+                alignItems: "center",
+                gap: 14,
+                paddingVertical: 14,
+                paddingHorizontal: 14,
+                borderRadius: radii.lg,
+                backgroundColor: colors.surface,
+                borderWidth: 1,
+                borderColor: colors.line,
+                opacity: pressed ? 0.9 : 1,
+                ...shadows.xs,
+              })}
+            >
+              <View
+                style={{
+                  width: 44,
+                  height: 44,
+                  borderRadius: 14,
+                  backgroundColor: p.iconBg,
+                  alignItems: "center",
+                  justifyContent: "center",
+                }}
+              >
+                <Ionicons name={p.icon} size={22} color={p.tint} />
+              </View>
+              <View style={{ flex: 1 }}>
+                <Text variant="h3">{p.title}</Text>
+                <Text variant="caption" color={colors.subtle} style={{ marginTop: 2 }}>
+                  {p.subtitle}
+                </Text>
+              </View>
+              <Ionicons name="chevron-forward" size={18} color={colors.subtle} />
+            </Pressable>
+          ))}
+        </View>
+
+        <View style={{ flex: 1 }} />
+
+        <Button
+          title={t("common.guest")}
+          variant="outline"
+          onPress={() => {
+            useAuthStore.getState().signIn({
+              name: "Guest",
+              phone: "",
+              isGuest: true,
+              authProvider: "guest",
+            });
+            setHasOnboarded(true);
+            router.replace(routes.home);
+          }}
+        />
+      </View>
+    </Screen>
+  );
+}
diff --git a/app/(root)/auth/welcome.tsx b/app/(root)/auth/welcome.tsx
index 4e042d7..29a1f1b 100644
--- a/app/(root)/auth/welcome.tsx
+++ b/app/(root)/auth/welcome.tsx
@@ -56,6 +56,7 @@ export default function WelcomeScreen() {
                 name: "Guest",
                 phone: "",
                 isGuest: true,
+                authProvider: "guest",
               });
               setHasOnboarded(true);
               router.replace(routes.home);
diff --git a/docs/BACKEND_SPEC.md b/docs/BACKEND_SPEC.md
index 20ac13e..eadd6e5 100644
--- a/docs/BACKEND_SPEC.md
+++ b/docs/BACKEND_SPEC.md
@@ -1,7 +1,7 @@
 # Gishen-Mob Backend Spec
 
 **Base URL (TBD):** `https://api.gishen.example/v1`  
-**Auth:** Bearer JWT after phone OTP  
+**Auth:** Bearer JWT after verified sign-in (phone OTP, email, Google, or Telegram)  
 **Headers:** `Authorization`, `Accept-Language` (`en` | `am`), `Content-Type: application/json`
 
 Shared with Gishen-Ecom / Gishen-B2B where noted.  
@@ -10,11 +10,19 @@ Patch this file whenever a feature is added or finalized.
 ## Auth
 | Method | Path | Status | Notes |
 |--------|------|--------|-------|
-| POST | `/auth/otp/request` | Required | `{ phone }` |
+| POST | `/auth/otp/request` | Required | `{ phone }` — SMS OTP |
 | POST | `/auth/otp/verify` | Required | `{ phone, code }` → session + user |
+| POST | `/auth/email/login` | Required | `{ email, password }` → session + user |
+| POST | `/auth/email/register` | Optional | `{ name, email, password, phone? }` |
+| POST | `/auth/oauth/google` | Required | `{ idToken }` (or auth code) → session + user |
+| POST | `/auth/oauth/telegram` | Required | Telegram Login Widget payload → session + user |
+| POST | `/auth/guest` | Required | Optional device id → limited guest session (`isGuest: true`) |
 | POST | `/auth/biometric/bind` | Required | Device biometric public key |
-| GET | `/users/me` | Required | Profile, locale, points, tier |
-| PATCH | `/users/me` | Required | name, email, `locale`, biometric flag |
+| GET | `/users/me` | Required | Profile, locale, points, tier, `authProvider` |
+| PATCH | `/users/me` | Required | name, email, phone, `locale`, biometric flag |
+
+**Providers (mobile UI):** `google` \| `email` \| `phone` \| `telegram` \| `guest`  
+Guest sessions may browse catalog and generate **pharmacist order codes**; loyalty, corporate, and some care features require a non-guest account.
 
 ## Locale
 | Method | Path | Status | Notes |
@@ -29,6 +37,21 @@ Patch this file whenever a feature is added or finalized.
 | GET | `/catalog/products/:idOrSlug` | Required | |
 | GET | `/catalog/categories` | Required | |
 
+## Favorites
+| Method | Path | Status | Notes |
+|--------|------|--------|-------|
+| GET | `/favorites/me` | Required | Product ids |
+| PUT | `/favorites/:productId` | Required | Add |
+| DELETE | `/favorites/:productId` | Required | Remove |
+
+## Addresses
+| Method | Path | Status | Notes |
+|--------|------|--------|-------|
+| GET | `/users/me/addresses` | Required | Saved delivery addresses |
+| POST | `/users/me/addresses` | Required | label, street, area, landmark?, isDefault? |
+| PATCH | `/users/me/addresses/:id` | Required | |
+| DELETE | `/users/me/addresses/:id` | Required | |
+
 ## Branches / Stock
 | Method | Path | Status | Notes |
 |--------|------|--------|-------|
@@ -39,34 +62,52 @@ Patch this file whenever a feature is added or finalized.
 ## Orders
 | Method | Path | Status | Notes |
 |--------|------|--------|-------|
-| POST | `/orders` | Required | items, fulfillment, branchId?, location, paymentMethod, prescriptionFileKeys?, notes, credit? |
-| GET | `/orders/me` | Required | |
+| POST | `/orders` | Required | items, fulfillment, branchId?, location, paymentMethod, prescriptionFileKeys?, notes, credit?, `anyBranch?` |
+| GET | `/orders/me` | Required | Authenticated user’s orders |
 | GET | `/orders/:id` | Required | |
+| GET | `/orders/by-code/:code` | Required | Lookup by `GSH-XXXX` (guest + pickup). Mobile uses this for “find my code”. |
 | GET | `/orders/:id/tracking` | Required | Rider trail when assigned |
 | POST | `/orders/:id/cancel` | Required | |
 
+### Guest / pharmacist order codes (parity with Gishen Ecom Web)
+Guests (and optionally signed-in pickup) receive a short **pharmacist reference code** (`GSH-XXXX`).
+
+| Method | Path | Status | Notes |
+|--------|------|--------|-------|
+| POST | `/orders/guest-codes` | Required | Basket snapshot + customer name/phone → `{ code, orderId, status: "requested" }`. Mobile shows copy / share / screenshot card. |
+| GET | `/admin/orders/by-code/:code` | Required | **Admin** — pharmacist enters code to create / hydrate the POS order (shared with Ecom admin). |
+| POST | `/admin/orders/by-code/:code/fulfill` | Required | Mark created / confirmed after admin processing |
+
+**Mobile contract**
+- Guest checkout forces pickup + `pay_at_branch` + any-branch code.
+- Response includes `pickupCode`, `status: requested` until pharmacist creates the order in admin.
+- Share payload should include code, customer, line items, total (plain text for WhatsApp / clipboard).
+
 ## Payments
 | Method | Path | Status | Notes |
 |--------|------|--------|-------|
 | POST | `/payments/initiate` | Required | `chapa` \| `telebirr` \| `mpesa` only for delivery |
 | POST | `/payments/webhook/*` | Required | Gateway callbacks |
-| — | `pay_at_branch` | Required | Allowed **only** when `fulfillment=pickup` |
+| — | `pay_at_branch` | Required | Allowed **only** when `fulfillment=pickup` (required for guest pharmacist codes) |
 
-## Prescriptions
+## Prescriptions (Rx Care)
 | Method | Path | Status | Notes |
 |--------|------|--------|-------|
 | POST | `/uploads/signed-url` | Required | Rx images |
 | POST | `/prescriptions` | Required | Multi-page keys, medicines[], patient, memberId? |
 | POST | `/prescriptions/check` | Required | Match catalog → ready/review/unavailable |
 | GET | `/prescriptions/me` | Required | |
+| GET | `/prescriptions/:id` | Required | Detail + attached reminders |
 | POST | `/prescriptions/:id/reorder` | Required | |
 
 ## Reminders
 | Method | Path | Status | Notes |
 |--------|------|--------|-------|
-| POST | `/health/reminders` | Required | Dose/refill schedules |
+| POST | `/health/reminders` | Required | Dose/refill schedules (times[], graceMinutes, escalate?) |
 | POST | `/health/reminders/:id/confirm` | Required | `dose.confirmed` |
+| POST | `/health/reminders/:id/snooze` | Required | |
 | GET | `/health/reminders/me` | Required | |
+| — | Local + remote push | Required | Daily dose window; calendar UI on `/prescriptions/:id/calendar` |
 
 ## Emergency contacts
 | Method | Path | Status | Notes |
@@ -109,11 +150,22 @@ Patch this file whenever a feature is added or finalized.
 | POST | `/loyalty/redeem` | Required | |
 | GET | `/referrals/me` | Required | |
 
+## Notifications (in-app inbox)
+Distinct from order list. Home bell → inbox.
+
+| Method | Path | Status | Notes |
+|--------|------|--------|-------|
+| GET | `/notifications/me` | Required | kinds: `order` \| `rx` \| `dose` \| `loyalty` \| `promo` \| `system` |
+| POST | `/notifications/:id/read` | Required | |
+| POST | `/notifications/read-all` | Required | |
+| DELETE | `/notifications/:id` | Required | |
+| POST | `/devices` | Required | push token registration |
+
 ## Push / Tracking
 | Method | Path | Status | Notes |
 |--------|------|--------|-------|
 | POST | `/devices` | Required | push token |
-| — | Events | Required | order.*, dispatch.*, dose.*, refill.*, escalation.* |
+| — | Events | Required | order.*, dispatch.*, dose.*, refill.*, escalation.*, guest_code.* |
 | GET | `/orders/:id/tracking` | Required | |
 
 ## Contact / Support
@@ -121,6 +173,7 @@ Patch this file whenever a feature is added or finalized.
 |--------|------|--------|-------|
 | POST | `/contact` | Required | |
 | — | Chatwoot | Deeplink | https://chat.yaltopia.com |
+| — | WhatsApp / Call | Deeplink | Branch support numbers |
 
 ### Changelog
 - 2026-08-06: Scaffold — skeleton created with all domains.
@@ -133,3 +186,6 @@ Patch this file whenever a feature is added or finalized.
 - 2026-08-06: B2B/Account — contexts, join codes, profile switcher.
 - 2026-08-06: Loyalty/Push/Tracking — wallet redeem/referral; order tracking map mock; device push channels.
 - 2026-08-06: Contact/Support — contact form + Chatwoot/WhatsApp/call deeplinks.
+- 2026-08-07: Auth providers — Google, Email, Phone OTP, Telegram, and Guest session contracts; `authProvider` on `/users/me`.
+- 2026-08-07: Guest pharmacist codes — `POST /orders/guest-codes`, `GET /orders/by-code/:code`, admin fulfill-by-code (Ecom parity); mobile copy/share/screenshot card.
+- 2026-08-07: Notifications inbox — dedicated `/notifications/me` (separate from Orders); Favorites + Addresses endpoints documented; Rx Care dose reminder confirm/snooze.
diff --git a/lib/commerce.ts b/lib/commerce.ts
index 6e2e082..eece797 100644
--- a/lib/commerce.ts
+++ b/lib/commerce.ts
@@ -1,10 +1,16 @@
+import type { Order } from "@/lib/stores/ordersStore";
+import { formatETB } from "@/lib/utils";
+
 /** Shared commerce numbers so cart, checkout and orders stay consistent. */
 export const DELIVERY_FEE = 80;
 export const DEMO_VOUCHER = "GISHEN10";
 export const DEMO_VOUCHER_PCT = 0.1;
 export const DEMO_OTP = "1234";
 
-/** Short branch-counter code guests show to fulfill pickup at any location. */
+/**
+ * Short GSH-XXXX reference guests share with a pharmacist.
+ * Pharmacist enters the code on the admin page to create / fulfill the order.
+ */
 export function generatePickupCode() {
   const alphabet = "ABCDEFGHJKLMNPQRSTUVWXYZ23456789";
   let body = "";
@@ -14,6 +20,47 @@ export function generatePickupCode() {
   return `GSH-${body}`;
 }
 
+/** Alias used for guest → admin pharmacist order codes (same format as pickup). */
+export const generatePharmacistOrderCode = generatePickupCode;
+
+/** Plain-text payload for copy / share / WhatsApp (admin-friendly). */
+export function buildPharmacistOrderShareText(order: Pick<
+  Order,
+  | "pickupCode"
+  | "customerName"
+  | "customerPhone"
+  | "items"
+  | "total"
+  | "selfPay"
+  | "paymentMethod"
+  | "notes"
+>) {
+  const code = order.pickupCode ?? "—";
+  const lines = order.items
+    .map((i) => `• ${i.name} ×${i.quantity} — ${formatETB(i.price * i.quantity)}`)
+    .join("\n");
+  const due = order.selfPay ?? order.total;
+  return [
+    "Gishen Pharmacy — Pharmacist order code",
+    "",
+    `Code: ${code}`,
+    "",
+    `Customer: ${order.customerName ?? "—"}`,
+    `Phone: ${order.customerPhone ?? "—"}`,
+    "",
+    "Items:",
+    lines || "• (no items)",
+    "",
+    `Total: ${formatETB(due)}`,
+    `Payment: ${order.paymentMethod === "pay_at_branch" ? "Pay at branch" : order.paymentMethod}`,
+    order.notes ? `Notes: ${order.notes}` : "",
+    "",
+    "Enter this code on the Gishen admin page to create the order.",
+  ]
+    .filter((line) => line !== undefined)
+    .join("\n");
+}
+
 export function voucherDiscount(subtotal: number, code: string | null | undefined) {
   if (!code) return 0;
   if (code.trim().toUpperCase() === DEMO_VOUCHER) {
diff --git a/lib/data/seed.ts b/lib/data/seed.ts
index 04a7bc3..b722566 100644
--- a/lib/data/seed.ts
+++ b/lib/data/seed.ts
@@ -203,11 +203,11 @@ export const seedOrders: Order[] = [
     branchId: null,
     areaLabel: "Any Gishen branch",
     paymentMethod: "pay_at_branch",
-    status: "confirmed",
+    status: "requested",
     riderAssigned: false,
     customerName: "Guest Shopper",
     customerPhone: "+251900111222",
-    notes: "Guest quick-code order",
+    notes: "Guest pharmacist order code — create in admin",
     pickupCode: "GSH-GUEST",
     anyBranch: true,
     isGuestOrder: true,
@@ -311,4 +311,5 @@ export const DEMO_USER = {
   isGuest: false,
   biometricEnabled: false,
   avatarUri: null as string | null,
+  authProvider: "phone" as const,
 };
diff --git a/lib/routes.ts b/lib/routes.ts
index fce4b06..8c89c4f 100644
--- a/lib/routes.ts
+++ b/lib/routes.ts
@@ -2,6 +2,7 @@ import type { Ionicons } from "@expo/vector-icons";
 
 export const routes = {
   welcome: "/(root)/auth/welcome",
+  signIn: "/(root)/auth/sign-in",
   otp: "/(root)/auth/otp",
   language: "/(root)/auth/language",
   home: "/(root)/(tabs)",
@@ -27,6 +28,8 @@ export const routes = {
   emergencyContacts: "/(root)/(screens)/emergency-contacts",
   orders: "/(root)/(screens)/orders",
   orderDetail: (id: string) => `/(root)/(screens)/orders/${id}` as const,
+  /** Screenshot / copy / share card for guest pharmacist order codes */
+  orderCode: (id: string) => `/(root)/(screens)/orders/code/${id}` as const,
   tracking: (id: string) => `/(root)/(screens)/tracking/${id}` as const,
   notifications: "/(root)/(screens)/notifications",
   loyalty: "/(root)/(screens)/loyalty",
diff --git a/lib/stores/authStore.ts b/lib/stores/authStore.ts
index 826f2e3..d3a3ec7 100644
--- a/lib/stores/authStore.ts
+++ b/lib/stores/authStore.ts
@@ -3,6 +3,13 @@ import { create } from "zustand";
 import { createJSONStorage, persist } from "zustand/middleware";
 import { DEMO_USER } from "@/lib/data/seed";
 
+export type AuthProvider =
+  | "google"
+  | "email"
+  | "phone"
+  | "telegram"
+  | "guest";
+
 export type AuthUser = {
   id: string;
   name: string;
@@ -15,6 +22,8 @@ export type AuthUser = {
   avatarUri?: string | null;
   referralCode?: string;
   activeVoucher?: string | null;
+  /** How the user signed in (demo providers included). */
+  authProvider?: AuthProvider;
 };
 
 export type PointsEntry = {
@@ -30,7 +39,13 @@ type AuthState = {
   hasOnboarded: boolean;
   ledger: PointsEntry[];
   setHasOnboarded: (v: boolean) => void;
-  signIn: (payload: Partial<AuthUser> & { phone: string; name: string }) => void;
+  signIn: (
+    payload: Partial<AuthUser> & {
+      phone: string;
+      name: string;
+      authProvider?: AuthProvider;
+    }
+  ) => void;
   signOut: () => void;
   setBiometric: (enabled: boolean) => void;
   setAvatar: (uri: string | null) => void;
@@ -92,7 +107,7 @@ export const useAuthStore = create<AuthState>()(
       hasOnboarded: true,
       ledger: seedLedger,
       setHasOnboarded: (v) => set({ hasOnboarded: v }),
-      signIn: ({ phone, name, email, isGuest, avatarUri }) =>
+      signIn: ({ phone, name, email, isGuest, avatarUri, authProvider }) =>
         set({
           user: {
             id: `u_${Date.now()}`,
@@ -106,6 +121,8 @@ export const useAuthStore = create<AuthState>()(
             avatarUri: avatarUri ?? null,
             referralCode: `GISHEN-${name.slice(0, 4).toUpperCase() || "USER"}`,
             activeVoucher: null,
+            authProvider:
+              authProvider ?? (isGuest ? "guest" : "phone"),
           },
           hasOnboarded: true,
           ledger: isGuest
@@ -196,7 +213,7 @@ export const useAuthStore = create<AuthState>()(
     {
       name: "gishen-auth",
       storage: createJSONStorage(() => AsyncStorage),
-      version: 3,
+      version: 4,
       migrate: (persisted: unknown) => {
         const state = (persisted ?? {}) as Partial<AuthState>;
         if (!state.user) {
@@ -206,6 +223,7 @@ export const useAuthStore = create<AuthState>()(
               ...DEMO_USER,
               referralCode: "GISHEN-KIRU",
               activeVoucher: null,
+              authProvider: "phone" as const,
             },
             hasOnboarded: true,
             ledger: seedLedger,
@@ -219,6 +237,9 @@ export const useAuthStore = create<AuthState>()(
             avatarUri: state.user.avatarUri ?? null,
             referralCode: state.user.referralCode ?? "GISHEN-KIRU",
             activeVoucher: state.user.activeVoucher ?? null,
+            authProvider:
+              state.user.authProvider ??
+              (state.user.isGuest ? ("guest" as const) : ("phone" as const)),
           },
           ledger: state.ledger?.length ? state.ledger : seedLedger,
         };
diff --git a/locales/am/common.json b/locales/am/common.json
index 6b109f8..3fe3f90 100644
--- a/locales/am/common.json
+++ b/locales/am/common.json
@@ -57,6 +57,11 @@
     "contactNotified": "የአደጋ ጊዜ እውቂያ ተነግሯል",
     "guest": "እንደ እንግዳ ቀጥል",
     "signIn": "ግባ",
+    "signInWith": "በዚህ ግባ",
+    "continueGoogle": "በGoogle ቀጥል",
+    "continueEmail": "በኢሜይል ቀጥል",
+    "continuePhone": "በስልክ ቀጥል",
+    "continueTelegram": "በTelegram ቀጥል",
     "otpHint": "ወደ ስልክዎ የተላከውን ኮድ ያስገቡ",
     "sendOtp": "ኮድ ላክ",
     "verify": "አረጋግጥ",
diff --git a/locales/en/common.json b/locales/en/common.json
index 022e73c..b468a6a 100644
--- a/locales/en/common.json
+++ b/locales/en/common.json
@@ -57,6 +57,11 @@
     "contactNotified": "Emergency contact notified",
     "guest": "Continue as guest",
     "signIn": "Sign in",
+    "signInWith": "Sign in with",
+    "continueGoogle": "Continue with Google",
+    "continueEmail": "Continue with Email",
+    "continuePhone": "Continue with Phone",
+    "continueTelegram": "Continue with Telegram",
     "otpHint": "Enter the code sent to your phone",
     "sendOtp": "Send code",
     "verify": "Verify",
diff --git a/package-lock.json b/package-lock.json
index 1a169c9..fe9c2bc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,6 +13,7 @@
         "@react-native-async-storage/async-storage": "2.1.2",
         "expo": "~53.0.0",
         "expo-camera": "~16.1.11",
+        "expo-clipboard": "~7.1.4",
         "expo-constants": "~17.1.7",
         "expo-font": "~13.3.1",
         "expo-image-picker": "~16.1.4",
@@ -2974,7 +2975,7 @@
       "version": "19.0.14",
       "resolved": "https://registry.npmjs.org/@types/react/-/react-19.0.14.tgz",
       "integrity": "sha512-ixLZ7zG7j1fM0DijL9hDArwhwcCb4vqmePgwtV0GfnkHRSCUEv4LvzarcTdhoqgyMznUx/EhoTUv31CKZzkQlw==",
-      "dev": true,
+      "devOptional": true,
       "license": "MIT",
       "dependencies": {
         "csstype": "^3.0.2"
@@ -4272,7 +4273,7 @@
       "version": "3.2.3",
       "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.2.3.tgz",
       "integrity": "sha512-z1HGKcYy2xA8AGQfwrn0PAy+PB7X/GSj3UVJW9qKyn43xWa+gl5nXmU4qqLMRzWVLFC8KusUX8T/0kCiOYpAIQ==",
-      "dev": true,
+      "devOptional": true,
       "license": "MIT"
     },
     "node_modules/debug": {
@@ -4765,6 +4766,17 @@
         }
       }
     },
+    "node_modules/expo-clipboard": {
+      "version": "7.1.5",
+      "resolved": "https://registry.npmjs.org/expo-clipboard/-/expo-clipboard-7.1.5.tgz",
+      "integrity": "sha512-TCANUGOxouoJXxKBW5ASJl2WlmQLGpuZGemDCL2fO5ZMl57DGTypUmagb0CVUFxDl0yAtFIcESd78UsF9o64aw==",
+      "license": "MIT",
+      "peerDependencies": {
+        "expo": "*",
+        "react": "*",
+        "react-native": "*"
+      }
+    },
     "node_modules/expo-constants": {
       "version": "17.1.8",
       "resolved": "https://registry.npmjs.org/expo-constants/-/expo-constants-17.1.8.tgz",
@@ -9759,7 +9771,7 @@
       "version": "5.8.3",
       "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.8.3.tgz",
       "integrity": "sha512-p1diW6TqL9L07nNxvRMM7hMMw4c5XOo/1ibL4aAIGmSAt9slTE1Xgw5KWuof2uTOvCg9BY7ZRi+GaF+7sfgPeQ==",
-      "dev": true,
+      "devOptional": true,
       "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
diff --git a/package.json b/package.json
index fc92962..a83a578 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,7 @@
     "@react-native-async-storage/async-storage": "2.1.2",
     "expo": "~53.0.0",
     "expo-camera": "~16.1.11",
+    "expo-clipboard": "~7.1.4",
     "expo-constants": "~17.1.7",
     "expo-font": "~13.3.1",
     "expo-image-picker": "~16.1.4",