"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const express_1 = require("express");
const middleware_1 = require("../auth/middleware");
const migrate_1 = require("../db/migrate");
const router = (0, express_1.Router)();
router.use(middleware_1.authMiddleware);
// Get all changes with optional status filter
router.get('/', async (req, res) => {
    try {
        const { status } = req.query;
        let query = `
      SELECT
        dc.id,
        dc.dispensary_id,
        dc.field_name,
        dc.old_value,
        dc.new_value,
        dc.source,
        dc.confidence_score,
        dc.change_notes,
        dc.status,
        dc.requires_recrawl,
        dc.created_at,
        dc.reviewed_at,
        dc.reviewed_by,
        dc.rejection_reason,
        d.name as dispensary_name,
        d.slug as dispensary_slug,
        d.city,
        d.state
      FROM dispensary_changes dc
      JOIN dispensaries d ON dc.dispensary_id = d.id
    `;
        const params = [];
        if (status) {
            query += ` WHERE dc.status = $1`;
            params.push(status);
        }
        query += ` ORDER BY dc.created_at DESC`;
        const result = await migrate_1.pool.query(query, params);
        res.json({ changes: result.rows });
    }
    catch (error) {
        console.error('Error fetching changes:', error);
        res.status(500).json({ error: 'Failed to fetch changes' });
    }
});
// Get changes statistics (for alert banner)
router.get('/stats', async (req, res) => {
    try {
        const result = await migrate_1.pool.query(`
      SELECT
        COUNT(*) FILTER (WHERE status = 'pending') as pending_count,
        COUNT(*) FILTER (WHERE status = 'pending' AND requires_recrawl = TRUE) as pending_recrawl_count,
        COUNT(*) FILTER (WHERE status = 'approved') as approved_count,
        COUNT(*) FILTER (WHERE status = 'rejected') as rejected_count
      FROM dispensary_changes
    `);
        res.json(result.rows[0]);
    }
    catch (error) {
        console.error('Error fetching change stats:', error);
        res.status(500).json({ error: 'Failed to fetch change stats' });
    }
});
// Approve a change and apply it to the dispensary
router.post('/:id/approve', async (req, res) => {
    const client = await migrate_1.pool.connect();
    try {
        await client.query('BEGIN');
        const { id } = req.params;
        const userId = req.user?.id; // From auth middleware
        // Get the change record
        const changeResult = await client.query(`
      SELECT * FROM dispensary_changes WHERE id = $1 AND status = 'pending'
    `, [id]);
        if (changeResult.rows.length === 0) {
            await client.query('ROLLBACK');
            return res.status(404).json({ error: 'Pending change not found' });
        }
        const change = changeResult.rows[0];
        // Apply the change to the dispensary table
        const updateQuery = `
      UPDATE dispensaries
      SET ${change.field_name} = $1, updated_at = CURRENT_TIMESTAMP
      WHERE id = $2
      RETURNING *
    `;
        const dispensaryResult = await client.query(updateQuery, [
            change.new_value,
            change.dispensary_id
        ]);
        if (dispensaryResult.rows.length === 0) {
            await client.query('ROLLBACK');
            return res.status(404).json({ error: 'Dispensary not found' });
        }
        // Mark the change as approved
        await client.query(`
      UPDATE dispensary_changes
      SET
        status = 'approved',
        reviewed_at = CURRENT_TIMESTAMP,
        reviewed_by = $1
      WHERE id = $2
    `, [userId, id]);
        await client.query('COMMIT');
        res.json({
            message: 'Change approved and applied',
            dispensary: dispensaryResult.rows[0],
            requires_recrawl: change.requires_recrawl
        });
    }
    catch (error) {
        await client.query('ROLLBACK');
        console.error('Error approving change:', error);
        res.status(500).json({ error: 'Failed to approve change' });
    }
    finally {
        client.release();
    }
});
// Reject a change with optional reason
router.post('/:id/reject', async (req, res) => {
    try {
        const { id } = req.params;
        const { reason } = req.body;
        const userId = req.user?.id; // From auth middleware
        const result = await migrate_1.pool.query(`
      UPDATE dispensary_changes
      SET
        status = 'rejected',
        reviewed_at = CURRENT_TIMESTAMP,
        reviewed_by = $1,
        rejection_reason = $2
      WHERE id = $3 AND status = 'pending'
      RETURNING *
    `, [userId, reason, id]);
        if (result.rows.length === 0) {
            return res.status(404).json({ error: 'Pending change not found' });
        }
        res.json({
            message: 'Change rejected',
            change: result.rows[0]
        });
    }
    catch (error) {
        console.error('Error rejecting change:', error);
        res.status(500).json({ error: 'Failed to reject change' });
    }
});
exports.default = router;