"use client";

import { useState } from "react";
import { Rocket } from "lucide-react";
import { championStartupCopy } from "@/content/partners";
import { Button } from "@/components/ui/button";
import {
  Dialog,
  DialogContent,
  DialogDescription,
  DialogHeader,
  DialogTitle,
  DialogTrigger,
} from "@/components/ui/dialog";
import { Input } from "@/components/ui/input";
import { Label } from "@/components/ui/label";
import { Textarea } from "@/components/ui/textarea";
import { DataConsentField } from "@/components/forms/DataConsentField";
import { dataConsent } from "@/content/consent";
import {
  Select,
  SelectContent,
  SelectItem,
  SelectTrigger,
  SelectValue,
} from "@/components/ui/select";

const sectors = ["Agriculture", "Healthcare", "Education", "Other"];

export function ChampionStartupModal() {
  const [open, setOpen] = useState(false);
  const [status, setStatus] = useState<"idle" | "loading" | "success" | "error">("idle");
  const [error, setError] = useState("");
  const [consent, setConsent] = useState(false);
  const [sector, setSector] = useState<string>("");

  async function onSubmit(e: React.FormEvent<HTMLFormElement>) {
    e.preventDefault();
    if (!consent) {
      setError(dataConsent.errorMessage);
      return;
    }

    setStatus("loading");
    setError("");

    const form = e.currentTarget;
    const data = new FormData(form);

    try {
      const res = await fetch("/api/inquiry", {
        method: "POST",
        headers: { "Content-Type": "application/json" },
        body: JSON.stringify({
          intent: "startup_referral",
          name: data.get("name"),
          email: data.get("email"),
          startupName: data.get("startupName"),
          startupWebsite: data.get("startupWebsite") || undefined,
          startupSector: sector || undefined,
          whyRecommend: data.get("whyRecommend"),
          consent: true,
        }),
      });
      const json = await res.json();
      if (!res.ok || !json.ok) {
        throw new Error(json.error || "Something went wrong");
      }
      setStatus("success");
      form.reset();
      setConsent(false);
      setSector("");
      setTimeout(() => {
        setOpen(false);
        setStatus("idle");
      }, 2500);
    } catch (err) {
      setStatus("error");
      setError(err instanceof Error ? err.message : "Failed to send");
    }
  }

  return (
    <Dialog open={open} onOpenChange={setOpen}>
      <DialogTrigger asChild>
        <Button
          variant="outline"
          className="rounded-full border-white/75 bg-transparent text-white hover:bg-white/12 hover:text-white"
        >
          <Rocket className="mr-2 size-4" />
          {championStartupCopy.title}
        </Button>
      </DialogTrigger>
      <DialogContent className="max-h-[90vh] max-w-lg overflow-y-auto">
        <DialogHeader>
          <DialogTitle>{championStartupCopy.title}</DialogTitle>
          <DialogDescription>{championStartupCopy.intro}</DialogDescription>
        </DialogHeader>
        <p className="rounded-lg bg-muted/60 p-3 text-sm text-muted-foreground leading-relaxed">
          {championStartupCopy.disclaimer}
        </p>
        <form onSubmit={onSubmit} className="space-y-4">
          <div className="space-y-2">
            <Label htmlFor="champion-name">
              Your name <span className="text-destructive">*</span>
            </Label>
            <Input id="champion-name" name="name" required />
          </div>
          <div className="space-y-2">
            <Label htmlFor="champion-email">
              Your email <span className="text-destructive">*</span>
            </Label>
            <Input id="champion-email" name="email" type="email" required />
          </div>
          <div className="space-y-2">
            <Label htmlFor="startupName">
              Startup name <span className="text-destructive">*</span>
            </Label>
            <Input id="startupName" name="startupName" required />
          </div>
          <div className="space-y-2">
            <Label htmlFor="startupWebsite">Startup website (optional)</Label>
            <Input id="startupWebsite" name="startupWebsite" type="url" placeholder="https://" />
          </div>
          <div className="space-y-2">
            <Label>Sector</Label>
            <Select value={sector} onValueChange={setSector}>
              <SelectTrigger>
                <SelectValue placeholder="Select sector" />
              </SelectTrigger>
              <SelectContent>
                {sectors.map((s) => (
                  <SelectItem key={s} value={s}>
                    {s}
                  </SelectItem>
                ))}
              </SelectContent>
            </Select>
          </div>
          <div className="space-y-2">
            <Label htmlFor="whyRecommend">
              Why do you recommend them? <span className="text-destructive">*</span>
            </Label>
            <Textarea
              id="whyRecommend"
              name="whyRecommend"
              required
              rows={4}
              placeholder="Impact, traction, team, and fit with agriculture, health, or education…"
            />
          </div>
          <DataConsentField
            id="champion-consent"
            checked={consent}
            onCheckedChange={setConsent}
          />
          {error && <p className="text-sm text-destructive">{error}</p>}
          {status === "success" && (
            <p className="text-sm text-[#1a5c38]">Thank you for championing this startup!</p>
          )}
          <Button
            type="submit"
            className="w-full rounded-full bg-[#1f3d7e] hover:bg-[#1f3d7e]/90"
            disabled={status === "loading"}
          >
            {status === "loading" ? "Submitting…" : "Submit recommendation"}
          </Button>
        </form>
      </DialogContent>
    </Dialog>
  );
}
