import { getToken } from "next-auth/jwt";
import { queryOne, run } from "@/lib/db";

export const dynamic = "force-dynamic"; // Disable caching

// Ensure the user is an admin
async function verifyAdmin(request) {
  const token = await getToken({
    req: request,
    secret:
      process.env.NEXTAUTH_SECRET ||
      "your-fallback-secret-should-be-at-least-32-chars",
  });

  if (!token) {
    return { authorized: false, error: "Unauthorized", status: 401 };
  }

  if (token.role !== "admin") {
    return { authorized: false, error: "Admin access required", status: 403 };
  }

  return { authorized: true, token };
}

// DELETE - Remove a specific clue
export async function DELETE(request, context) {
  try {
    // Verify admin access
    const { authorized, error, status } = await verifyAdmin(request);
    if (!authorized) {
      return Response.json({ error }, { status });
    }

    const { clueId } = context.params;

    // Validate clueId is a number
    if (isNaN(parseInt(clueId))) {
      return Response.json({ error: "Invalid clue ID" }, { status: 400 });
    }

    // Check if clue exists
    const clue = await queryOne("SELECT id FROM clues WHERE id = ?", [clueId]);
    if (!clue) {
      return Response.json({ error: "Clue not found" }, { status: 404 });
    }

    // Delete clue record
    await run("DELETE FROM clues WHERE id = ?", [clueId]);

    // Also delete any references in team_clues table
    await run(`
      CREATE TABLE IF NOT EXISTS team_clues (
        team_id INTEGER NOT NULL,
        clue_id INTEGER NOT NULL,
        found_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
        PRIMARY KEY (team_id, clue_id),
        FOREIGN KEY (team_id) REFERENCES teams(id),
        FOREIGN KEY (clue_id) REFERENCES clues(id)
      )
    `);
    await run("DELETE FROM team_clues WHERE clue_id = ?", [clueId]);

    return Response.json({
      success: true,
      message: "Clue deleted successfully",
    });
  } catch (error) {
    console.error("Admin clue deletion error:", error);
    return Response.json(
      { error: "Failed to delete clue: " + error.message },
      { status: 500 }
    );
  }
}

// GET - Get a specific clue
export async function GET(request, context) {
  try {
    // Verify admin access
    const { authorized, error, status } = await verifyAdmin(request);
    if (!authorized) {
      return Response.json({ error }, { status });
    }

    const { clueId } = context.params;

    // Validate clueId is a number
    if (isNaN(parseInt(clueId))) {
      return Response.json({ error: "Invalid clue ID" }, { status: 400 });
    }

    // Get the specific clue - removed coordinates
    const clue = await queryOne(
      "SELECT id, title, description, location FROM clues WHERE id = ?",
      [clueId]
    );

    if (!clue) {
      return Response.json({ error: "Clue not found" }, { status: 404 });
    }

    return Response.json(clue);
  } catch (error) {
    console.error("Admin clue fetch error:", error);
    return Response.json(
      { error: "Failed to fetch clue: " + error.message },
      { status: 500 }
    );
  }
}

// PUT - Update a specific clue
export async function PUT(request, context) {
  try {
    // Verify admin access
    const { authorized, error, status } = await verifyAdmin(request);
    if (!authorized) {
      return Response.json({ error }, { status });
    }

    const { clueId } = context.params;

    // Validate clueId is a number
    if (isNaN(parseInt(clueId))) {
      return Response.json({ error: "Invalid clue ID" }, { status: 400 });
    }

    // Parse the request body - removed coordinates
    const { title, description, location } = await request.json();

    // Validate required fields
    if (!title || !description) {
      return Response.json(
        { error: "Title and description are required" },
        { status: 400 }
      );
    }

    // Check if clue exists
    const clue = await queryOne("SELECT id FROM clues WHERE id = ?", [clueId]);
    if (!clue) {
      return Response.json({ error: "Clue not found" }, { status: 404 });
    }

    // Update the clue - removed coordinates
    await run(
      `
      UPDATE clues 
      SET title = ?, description = ?, location = ?
      WHERE id = ?
    `,
      [title, description, location || "", clueId]
    );

    return Response.json({
      success: true,
      message: "Clue updated successfully",
    });
  } catch (error) {
    console.error("Admin clue update error:", error);
    return Response.json(
      { error: "Failed to update clue: " + error.message },
      { status: 500 }
    );
  }
}