Files
inventory/inventory-server/src/routes/import-sessions.js

338 lines
9.7 KiB
JavaScript

const express = require('express');
const router = express.Router();
// Get all import sessions for a user (named + unnamed)
router.get('/', async (req, res) => {
try {
const { user_id } = req.query;
if (!user_id) {
return res.status(400).json({ error: 'user_id query parameter is required' });
}
const pool = req.app.locals.pool;
if (!pool) {
throw new Error('Database pool not initialized');
}
const result = await pool.query(`
SELECT
id,
user_id,
name,
current_step,
jsonb_array_length(data) as row_count,
global_selections,
created_at,
updated_at
FROM import_sessions
WHERE user_id = $1
ORDER BY
CASE WHEN name IS NULL THEN 0 ELSE 1 END,
updated_at DESC
`, [user_id]);
res.json(result.rows);
} catch (error) {
console.error('Error fetching import sessions:', error);
res.status(500).json({
error: 'Failed to fetch import sessions',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
// Get session by ID
router.get('/:id', async (req, res) => {
try {
const { id } = req.params;
const pool = req.app.locals.pool;
if (!pool) {
throw new Error('Database pool not initialized');
}
const result = await pool.query(`
SELECT * FROM import_sessions
WHERE id = $1
`, [id]);
if (result.rows.length === 0) {
return res.status(404).json({ error: 'Import session not found' });
}
res.json(result.rows[0]);
} catch (error) {
console.error('Error fetching import session:', error);
res.status(500).json({
error: 'Failed to fetch import session',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
// Autosave - upsert unnamed session for user
// IMPORTANT: This must be defined before /:id routes to avoid Express matching "autosave" as an :id
router.put('/autosave', async (req, res) => {
try {
const {
user_id,
current_step,
data,
product_images,
global_selections,
validation_state
} = req.body;
// Validate required fields
if (!user_id) {
return res.status(400).json({ error: 'user_id is required' });
}
if (!current_step) {
return res.status(400).json({ error: 'current_step is required' });
}
if (!data || !Array.isArray(data)) {
return res.status(400).json({ error: 'data must be an array' });
}
const pool = req.app.locals.pool;
if (!pool) {
throw new Error('Database pool not initialized');
}
// Upsert: insert or update the unnamed session for this user
const result = await pool.query(`
INSERT INTO import_sessions (
user_id,
name,
current_step,
data,
product_images,
global_selections,
validation_state
) VALUES ($1, NULL, $2, $3, $4, $5, $6)
ON CONFLICT (user_id) WHERE name IS NULL
DO UPDATE SET
current_step = EXCLUDED.current_step,
data = EXCLUDED.data,
product_images = EXCLUDED.product_images,
global_selections = EXCLUDED.global_selections,
validation_state = EXCLUDED.validation_state,
updated_at = CURRENT_TIMESTAMP
RETURNING id, user_id, name, current_step, created_at, updated_at
`, [
user_id,
current_step,
JSON.stringify(data),
product_images ? JSON.stringify(product_images) : null,
global_selections ? JSON.stringify(global_selections) : null,
validation_state ? JSON.stringify(validation_state) : null
]);
res.json(result.rows[0]);
} catch (error) {
console.error('Error autosaving import session:', error);
res.status(500).json({
error: 'Failed to autosave import session',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
// Delete unnamed session for user (clear autosave)
// IMPORTANT: This must be defined before /:id routes
router.delete('/autosave/:user_id', async (req, res) => {
try {
const { user_id } = req.params;
const pool = req.app.locals.pool;
if (!pool) {
throw new Error('Database pool not initialized');
}
const result = await pool.query(
'DELETE FROM import_sessions WHERE user_id = $1 AND name IS NULL RETURNING id, user_id, name, current_step, created_at, updated_at',
[user_id]
);
if (result.rows.length === 0) {
return res.status(404).json({ error: 'No autosave session found for user' });
}
res.json({ message: 'Autosave session deleted successfully' });
} catch (error) {
console.error('Error deleting autosave session:', error);
res.status(500).json({
error: 'Failed to delete autosave session',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
// Create new named session
router.post('/', async (req, res) => {
try {
const {
user_id,
name,
current_step,
data,
product_images,
global_selections,
validation_state
} = req.body;
// Validate required fields
if (!user_id) {
return res.status(400).json({ error: 'user_id is required' });
}
if (!name || typeof name !== 'string' || name.trim().length === 0) {
return res.status(400).json({ error: 'name is required for creating a named session' });
}
if (!current_step) {
return res.status(400).json({ error: 'current_step is required' });
}
if (!data || !Array.isArray(data)) {
return res.status(400).json({ error: 'data must be an array' });
}
const pool = req.app.locals.pool;
if (!pool) {
throw new Error('Database pool not initialized');
}
const result = await pool.query(`
INSERT INTO import_sessions (
user_id,
name,
current_step,
data,
product_images,
global_selections,
validation_state
) VALUES ($1, $2, $3, $4, $5, $6, $7)
RETURNING id, user_id, name, current_step, created_at, updated_at
`, [
user_id,
name.trim(),
current_step,
JSON.stringify(data),
product_images ? JSON.stringify(product_images) : null,
global_selections ? JSON.stringify(global_selections) : null,
validation_state ? JSON.stringify(validation_state) : null
]);
res.status(201).json(result.rows[0]);
} catch (error) {
console.error('Error creating import session:', error);
res.status(500).json({
error: 'Failed to create import session',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
// Update named session by ID
router.put('/:id', async (req, res) => {
try {
const { id } = req.params;
const {
name,
current_step,
data,
product_images,
global_selections,
validation_state
} = req.body;
if (!current_step) {
return res.status(400).json({ error: 'current_step is required' });
}
if (!data || !Array.isArray(data)) {
return res.status(400).json({ error: 'data must be an array' });
}
const pool = req.app.locals.pool;
if (!pool) {
throw new Error('Database pool not initialized');
}
// Build update query - optionally include name if provided
const hasName = name !== undefined;
const result = await pool.query(`
UPDATE import_sessions
SET
${hasName ? 'name = $1,' : ''}
current_step = $${hasName ? 2 : 1},
data = $${hasName ? 3 : 2},
product_images = $${hasName ? 4 : 3},
global_selections = $${hasName ? 5 : 4},
validation_state = $${hasName ? 6 : 5},
updated_at = CURRENT_TIMESTAMP
WHERE id = $${hasName ? 7 : 6}
RETURNING id, user_id, name, current_step, created_at, updated_at
`, hasName ? [
typeof name === 'string' ? name.trim() : name,
current_step,
JSON.stringify(data),
product_images ? JSON.stringify(product_images) : null,
global_selections ? JSON.stringify(global_selections) : null,
validation_state ? JSON.stringify(validation_state) : null,
id
] : [
current_step,
JSON.stringify(data),
product_images ? JSON.stringify(product_images) : null,
global_selections ? JSON.stringify(global_selections) : null,
validation_state ? JSON.stringify(validation_state) : null,
id
]);
if (result.rows.length === 0) {
return res.status(404).json({ error: 'Import session not found' });
}
res.json(result.rows[0]);
} catch (error) {
console.error('Error updating import session:', error);
res.status(500).json({
error: 'Failed to update import session',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
// Delete session by ID
router.delete('/:id', async (req, res) => {
try {
const { id } = req.params;
const pool = req.app.locals.pool;
if (!pool) {
throw new Error('Database pool not initialized');
}
const result = await pool.query('DELETE FROM import_sessions WHERE id = $1 RETURNING id, user_id, name, current_step, created_at, updated_at', [id]);
if (result.rows.length === 0) {
return res.status(404).json({ error: 'Import session not found' });
}
res.json({ message: 'Import session deleted successfully' });
} catch (error) {
console.error('Error deleting import session:', error);
res.status(500).json({
error: 'Failed to delete import session',
details: error instanceof Error ? error.message : 'Unknown error'
});
}
});
// Error handling middleware
router.use((err, req, res, next) => {
console.error('Import sessions route error:', err);
res.status(500).json({
error: 'Internal server error',
details: err.message
});
});
module.exports = router;