import { Router } from "express";
import { db } from "@workspace/db";
import { filesTable, foldersTable } from "@workspace/db";
import { eq, and } from "drizzle-orm";
import { requireAuth, AuthRequest } from "../middlewares/auth.js";

const router = Router();
router.use(requireAuth);

// GET /api/trash — list current user's trashed files and folders
router.get("/", async (req: AuthRequest, res) => {
  try {
    const userId = req.userId!;

    const files = await db.query.filesTable.findMany({
      where: and(eq(filesTable.ownerId, userId), eq(filesTable.status, "trashed")),
    });

    const folders = await db.query.foldersTable.findMany({
      where: and(eq(foldersTable.ownerId, userId), eq(foldersTable.trashed, true)),
    });

    res.json({
      files: files.map((f) => ({
        id: f.id, name: f.name, folderId: f.folderId, ownerId: f.ownerId,
        ownerEmail: "",
        originalName: f.originalName, originalType: f.originalType, sizeBytes: f.sizeBytes,
        status: f.status, qualityScore: f.qualityScore, wordCount: f.wordCount,
        language: f.language, isShared: false, sharedWith: [], permission: "owner",
        createdAt: f.createdAt, updatedAt: f.updatedAt,
      })),
      folders: folders.map((f) => ({
        id: f.id, name: f.name, parentId: f.parentId, ownerId: f.ownerId,
        ownerEmail: "",
        fileCount: 0, createdAt: f.createdAt, updatedAt: f.updatedAt,
      })),
    });
  } catch (err) {
    req.log?.error({ err }, "list user trash error");
    res.status(500).json({ error: "server_error", message: "فشل جلب سلة المهملات" });
  }
});

// DELETE /api/trash/empty — permanently delete all current user's trashed items
router.delete("/empty", async (req: AuthRequest, res) => {
  try {
    const userId = req.userId!;
    await db.delete(filesTable).where(and(eq(filesTable.ownerId, userId), eq(filesTable.status, "trashed")));
    await db.delete(foldersTable).where(and(eq(foldersTable.ownerId, userId), eq(foldersTable.trashed, true)));
    res.json({ message: "تم إفراغ سلة المهملات" });
  } catch (err) {
    req.log?.error({ err }, "empty user trash error");
    res.status(500).json({ error: "server_error", message: "فشل إفراغ السلة" });
  }
});

export default router;