import { NextResponse } from "next/server";
import { getServiceSupabase } from "@/lib/supabase/client";

export const dynamic = "force-dynamic";

export async function GET() {
  try {
    const supabase = getServiceSupabase();
    
    // Fetch tasks with due dates, ordered by due date
    const { data, error } = await supabase
      .from("tasks")
      .select(`
        id,
        title,
        status,
        priority,
        due_date,
        assignee_name,
        projects:project_id (name)
      `)
      .not("due_date", "is", null)
      .order("due_date", { ascending: true })
      .limit(50);

    if (error) {
      console.error("Error fetching tasks with due dates:", error);
      return NextResponse.json(
        { error: "Failed to fetch tasks" },
        { status: 500 }
      );
    }

    // Transform the data
    const tasks = (data || []).map((task: Record<string, unknown>) => ({
      id: String(task.id ?? ""),
      title: String(task.title ?? ""),
      status: String(task.status ?? "todo"),
      priority: String(task.priority ?? "medium"),
      due_date: task.due_date ? String(task.due_date) : null,
      assignee_name: task.assignee_name ? String(task.assignee_name) : null,
      project_name: task.projects && typeof task.projects === "object" && task.projects !== null
        ? String((task.projects as Record<string, unknown>).name ?? "")
        : null,
    }));

    return NextResponse.json(tasks);
  } catch (error) {
    console.error("Error in tasks API:", error);
    return NextResponse.json(
      { error: "Internal server error" },
      { status: 500 }
    );
  }
}