import { router } from "expo-router";
import { Image, ScrollView, View } from "react-native";
import { useTranslation } from "react-i18next";
import { Badge } from "@/components/ui/Badge";
import { Card } from "@/components/ui/Card";
import { EmptyState } from "@/components/ui/EmptyState";
import { AppHeader } from "@/components/ui/Header";
import { Screen } from "@/components/ui/Screen";
import { Text } from "@/components/ui/Text";
import { useOrdersStore } from "@/lib/stores/ordersStore";
import { colors, gutter, radii } from "@/lib/theme";
import { formatETB } from "@/lib/utils";
import { routes } from "@/lib/routes";

const toneFor = {
  requested: "neutral",
  confirmed: "info",
  paid: "brand",
  dispatched: "warn",
  delivered: "brand",
  completed: "brand",
  cancelled: "danger",
} as const;

export default function OrdersScreen() {
  const { t } = useTranslation();
  const orders = useOrdersStore((s) => s.orders);

  return (
    <Screen>
      <AppHeader title={t("common.orders")} subtitle="Track delivery and pickup status" />
      <ScrollView contentContainerStyle={{ paddingHorizontal: gutter, paddingBottom: 40 }}>
        {orders.length === 0 ? (
          <EmptyState
            icon="receipt-outline"
            title="No orders yet"
            body="Your purchases will show up here."
            actionTitle="Start shopping"
            onAction={() => router.push(routes.shop)}
          />
        ) : (
          <View style={{ gap: 12 }}>
            {orders.map((o) => (
              <Card key={o.id} onPress={() => router.push(routes.orderDetail(o.id))}>
                <View style={{ flexDirection: "row", justifyContent: "space-between", gap: 12 }}>
                  <View style={{ flex: 1 }}>
                    <Text variant="h3">
                      {o.fulfillment === "pickup" ? "Pickup" : "Delivery"} · {o.areaLabel}
                    </Text>
                    <Text variant="caption" color={colors.subtle} style={{ marginTop: 4 }}>
                      {new Date(o.createdAt).toLocaleString()} · {o.paymentMethod}
                    </Text>
                  </View>
                  <Badge label={o.status} tone={toneFor[o.status]} />
                </View>

                <View style={{ flexDirection: "row", gap: 8, marginTop: 12 }}>
                  {o.items.slice(0, 3).map((item) => (
                    <Image
                      key={item.productId}
                      source={{ uri: item.image }}
                      style={{
                        width: 44,
                        height: 44,
                        borderRadius: radii.sm,
                        backgroundColor: colors.surfaceAlt,
                      }}
                      resizeMode="contain"
                    />
                  ))}
                  {o.items.length > 3 ? (
                    <View
                      style={{
                        width: 44,
                        height: 44,
                        borderRadius: radii.sm,
                        backgroundColor: colors.surfaceAlt,
                        alignItems: "center",
                        justifyContent: "center",
                      }}
                    >
                      <Text variant="micro">+{o.items.length - 3}</Text>
                    </View>
                  ) : null}
                </View>

                <View
                  style={{
                    marginTop: 12,
                    flexDirection: "row",
                    justifyContent: "space-between",
                    alignItems: "center",
                  }}
                >
                  <Text variant="price">{formatETB(o.total)}</Text>
                  <Text variant="label" color={colors.brandText}>
                    View details
                  </Text>
                </View>
              </Card>
            ))}
          </View>
        )}
      </ScrollView>
    </Screen>
  );
}