"use client"

import { FormEvent, useState } from "react"
import { useRouter } from "next/navigation"
import { DashboardLayout } from "@/components/dashboard-layout"
import { changePassword } from "@/lib/user-api"
import { Button } from "@/components/ui/button"
import {
  Card,
  CardContent,
  CardDescription,
  CardHeader,
  CardTitle,
} from "@/components/ui/card"
import {
  Field,
  FieldGroup,
  FieldLabel,
} from "@/components/ui/field"
import { Input } from "@/components/ui/input"
import { toast } from "sonner"

export default function ChangePasswordPage() {
  const router = useRouter()
  const [currentPassword, setCurrentPassword] = useState("")
  const [newPassword, setNewPassword] = useState("")
  const [confirmPassword, setConfirmPassword] = useState("")
  const [loading, setLoading] = useState(false)
  const [error, setError] = useState("")

  async function handleSubmit(e: FormEvent) {
    e.preventDefault()
    setError("")

    if (newPassword !== confirmPassword) {
      setError("New passwords do not match")
      return
    }

    setLoading(true)
    try {
      await changePassword(currentPassword, newPassword, confirmPassword)
      toast.success("Password changed successfully")
      router.push("/profile")
    } catch (err) {
      setError(err instanceof Error ? err.message : "Failed to change password")
    } finally {
      setLoading(false)
    }
  }

  return (
    <DashboardLayout>
    <div className="mx-auto max-w-md py-10">
      <Card>
        <CardHeader>
          <CardTitle>Change Password</CardTitle>
          <CardDescription>Enter your current password and a new password</CardDescription>
        </CardHeader>
        <CardContent>
          <form onSubmit={handleSubmit}>
            <FieldGroup>
              <Field>
                <FieldLabel htmlFor="current-password">Current Password</FieldLabel>
                <Input
                  id="current-password"
                  type="password"
                  value={currentPassword}
                  onChange={(e) => setCurrentPassword(e.target.value)}
                  className="h-10"
                  required
                />
              </Field>
              <Field>
                <FieldLabel htmlFor="new-password">New Password</FieldLabel>
                <Input
                  id="new-password"
                  type="password"
                  value={newPassword}
                  onChange={(e) => setNewPassword(e.target.value)}
                  className="h-10"
                  required
                />
              </Field>
              <Field>
                <FieldLabel htmlFor="confirm-password">Confirm New Password</FieldLabel>
                <Input
                  id="confirm-password"
                  type="password"
                  value={confirmPassword}
                  onChange={(e) => setConfirmPassword(e.target.value)}
                  className="h-10"
                  required
                />
              </Field>
              {error && <p className="text-sm text-destructive">{error}</p>}
              <div className="flex justify-end gap-2 pt-2">
                <Button type="button" variant="outline" onClick={() => router.back()}>
                  Cancel
                </Button>
                <Button type="submit" disabled={loading}>
                  {loading ? "Changing..." : "Change Password"}
                </Button>
              </div>
            </FieldGroup>
          </form>
        </CardContent>
      </Card>
    </div>
    </DashboardLayout>
  )
}