import { define, State } from "../../../utils.ts";
import { Context } from "fresh";
import { deleteUserPin, getUserPin } from "../../../services/userService.ts";

export const handler = define.handlers({
  async POST(ctx: Context<State>) {
    try {
      // Resolve user ID from authenticated state/session (cookie-backed)
      const userId = ctx.state.auth?.userId ?? ctx.state.data.user_id?.trim();

      if (!userId) {
        return new Response(
          JSON.stringify({ error: "User not authenticated" }),
          {
            status: 401,
            headers: { "Content-Type": "application/json" },
          },
        );
      }

      // Check if user pin exists before deleting
      const existingPin = await getUserPin(userId);
      if (!existingPin) {
        return new Response(
          JSON.stringify({ error: "User pin not found" }),
          {
            status: 404,
            headers: { "Content-Type": "application/json" },
          },
        );
      }

      // Delete user pin from database
      await deleteUserPin(userId);

      return new Response(
        JSON.stringify({
          success: true,
          message: "User pin deleted successfully",
          user_id: userId,
        }),
        {
          status: 200,
          headers: { "Content-Type": "application/json" },
        },
      );
    } catch (error) {
      console.error("Error deleting user pin:", error);
      return new Response(
        JSON.stringify({ error: "Internal server error" }),
        {
          status: 500,
          headers: { "Content-Type": "application/json" },
        },
      );
    }
  },
});