costco-grocery-list/backend/models/list.model.js
2026-01-02 13:55:54 -08:00

131 lines
3.9 KiB
JavaScript

const pool = require("../db/pool");
exports.getUnboughtItems = async () => {
const result = await pool.query(
`SELECT
gl.id,
LOWER(gl.item_name) AS item_name,
gl.quantity,
gl.bought,
ENCODE(gl.item_image, 'base64') as item_image,
gl.image_mime_type,
ARRAY_AGG(DISTINCT COALESCE(gh_user.name, creator.name)) FILTER (WHERE COALESCE(gh_user.name, creator.name) IS NOT NULL) as added_by_users,
gl.modified_on as last_added_on
FROM grocery_list gl
LEFT JOIN users creator ON gl.added_by = creator.id
LEFT JOIN grocery_history gh ON gl.id = gh.list_item_id
LEFT JOIN users gh_user ON gh.added_by = gh_user.id
WHERE gl.bought = FALSE
GROUP BY gl.id, gl.item_name, gl.quantity, gl.bought, gl.item_image, gl.image_mime_type, gl.modified_on
ORDER BY gl.id ASC`
);
return result.rows;
};
exports.getItemByName = async (itemName) => {
const result = await pool.query(
"SELECT * FROM grocery_list WHERE item_name ILIKE $1",
[itemName]
);
return result.rows[0] || null;
};
exports.addOrUpdateItem = async (itemName, quantity, userId, imageBuffer = null, mimeType = null) => {
const result = await pool.query(
"SELECT id, bought FROM grocery_list WHERE item_name ILIKE $1",
[itemName]
);
if (result.rowCount > 0) {
// Update existing item
if (imageBuffer && mimeType) {
await pool.query(
`UPDATE grocery_list
SET quantity = $1,
bought = FALSE,
item_image = $3,
image_mime_type = $4,
modified_on = NOW()
WHERE id = $2`,
[quantity, result.rows[0].id, imageBuffer, mimeType]
);
} else {
await pool.query(
`UPDATE grocery_list
SET quantity = $1,
bought = FALSE,
modified_on = NOW()
WHERE id = $2`,
[quantity, result.rows[0].id]
);
}
return result.rows[0].id;
} else {
// Insert new item
const insert = await pool.query(
`INSERT INTO grocery_list
(item_name, quantity, added_by, item_image, image_mime_type)
VALUES ($1, $2, $3, $4, $5) RETURNING id`,
[itemName, quantity, userId, imageBuffer, mimeType]
);
return insert.rows[0].id;
}
};
exports.setBought = async (id, userId) => {
await pool.query(
"UPDATE grocery_list SET bought = TRUE, modified_on = NOW() WHERE id = $1",
[id]
);
};
exports.addHistoryRecord = async (itemId, quantity, userId) => {
await pool.query(
`INSERT INTO grocery_history (list_item_id, quantity, added_by, added_on)
VALUES ($1, $2, $3, NOW())`,
[itemId, quantity, userId]
);
};
exports.getSuggestions = async (query) => {
const result = await pool.query(
`SELECT DISTINCT item_name
FROM grocery_list
WHERE item_name ILIKE $1
LIMIT 10`,
[`%${query}%`]
);
res = result.rows;
return result.rows;
};
exports.getRecentlyBoughtItems = async () => {
const result = await pool.query(
`SELECT
gl.id,
LOWER(gl.item_name) AS item_name,
gl.quantity,
gl.bought,
ENCODE(gl.item_image, 'base64') as item_image,
gl.image_mime_type,
ARRAY_AGG(DISTINCT COALESCE(gh_user.name, creator.name)) FILTER (WHERE COALESCE(gh_user.name, creator.name) IS NOT NULL) as added_by_users,
gl.modified_on as last_added_on
FROM grocery_list gl
LEFT JOIN users creator ON gl.added_by = creator.id
LEFT JOIN grocery_history gh ON gl.id = gh.list_item_id
LEFT JOIN users gh_user ON gh.added_by = gh_user.id
WHERE gl.bought = TRUE
AND gl.modified_on >= NOW() - INTERVAL '24 hours'
GROUP BY gl.id, gl.item_name, gl.quantity, gl.bought, gl.item_image, gl.image_mime_type, gl.modified_on
ORDER BY gl.modified_on DESC`
);
return result.rows;
};