116 lines
3.6 KiB
JavaScript
116 lines
3.6 KiB
JavaScript
'use strict';
|
|
|
|
exports = module.exports = {
|
|
get: get,
|
|
add: add,
|
|
update: update,
|
|
del: del,
|
|
listByTypePaged: listByTypePaged
|
|
};
|
|
|
|
let assert = require('assert'),
|
|
database = require('./database.js'),
|
|
DatabaseError = require('./databaseerror'),
|
|
safe = require('safetydance');
|
|
|
|
const TASKS_FIELDS = [ 'id', 'type', 'argsJson', 'percent', 'message', 'errorMessage', 'creationTime', 'result', 'ts' ];
|
|
|
|
function postProcess(result) {
|
|
assert.strictEqual(typeof result, 'object');
|
|
|
|
assert(result.argsJson === null || typeof result.argsJson === 'string');
|
|
result.args = safe.JSON.parse(result.argsJson) || [];
|
|
delete result.argsJson;
|
|
|
|
result.id = String(result.id);
|
|
}
|
|
|
|
function add(task, callback) {
|
|
assert.strictEqual(typeof task, 'object');
|
|
assert.strictEqual(typeof callback, 'function');
|
|
|
|
const query = 'INSERT INTO tasks (type, argsJson, percent, message) VALUES (?, ?, ?, ?)';
|
|
const args = [ task.type, JSON.stringify(task.args), task.percent, task.message ];
|
|
|
|
database.query(query, args, function (error, result) {
|
|
if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
|
|
|
|
callback(null, String(result.insertId));
|
|
});
|
|
}
|
|
|
|
function update(id, data, callback) {
|
|
assert.strictEqual(typeof id, 'string');
|
|
assert.strictEqual(typeof data, 'object');
|
|
assert.strictEqual(typeof callback, 'function');
|
|
|
|
let args = [ ];
|
|
let fields = [ ];
|
|
for (let k in data) {
|
|
fields.push(k + ' = ?');
|
|
args.push(data[k]);
|
|
}
|
|
args.push(id);
|
|
|
|
database.query('UPDATE tasks SET ' + fields.join(', ') + ' WHERE id = ?', args, function (error, result) {
|
|
if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
|
|
if (result.affectedRows !== 1) return callback(new DatabaseError(DatabaseError.NOT_FOUND));
|
|
|
|
return callback(null);
|
|
});
|
|
}
|
|
|
|
function get(id, callback) {
|
|
assert.strictEqual(typeof id, 'string');
|
|
assert.strictEqual(typeof callback, 'function');
|
|
|
|
database.query('SELECT ' + TASKS_FIELDS + ' FROM tasks WHERE id = ?', [ id ], function (error, result) {
|
|
if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
|
|
if (result.length === 0) return callback(new DatabaseError(DatabaseError.NOT_FOUND));
|
|
|
|
postProcess(result[0]);
|
|
|
|
callback(null, result[0]);
|
|
});
|
|
}
|
|
|
|
function del(id, callback) {
|
|
assert.strictEqual(typeof id, 'string');
|
|
assert.strictEqual(typeof callback, 'function');
|
|
|
|
database.query('DELETE FROM tasks WHERE id = ?', [ id ], function (error, result) {
|
|
if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
|
|
if (result.affectedRows !== 1) return callback(new DatabaseError(DatabaseError.NOT_FOUND));
|
|
|
|
callback(null);
|
|
});
|
|
}
|
|
|
|
function listByTypePaged(type, page, perPage, callback) {
|
|
assert(typeof type === 'string' || type === null);
|
|
assert.strictEqual(typeof page, 'number');
|
|
assert.strictEqual(typeof perPage, 'number');
|
|
assert.strictEqual(typeof callback, 'function');
|
|
|
|
var data = [];
|
|
var query = 'SELECT ' + TASKS_FIELDS + ' FROM tasks';
|
|
|
|
if (type) {
|
|
query += ' WHERE TYPE=?';
|
|
data.push(type);
|
|
}
|
|
|
|
query += ' ORDER BY creationTime DESC LIMIT ?,?';
|
|
|
|
data.push((page-1)*perPage);
|
|
data.push(perPage);
|
|
|
|
database.query(query, data, function (error, results) {
|
|
if (error) return callback(new DatabaseError(DatabaseError.INTERNAL_ERROR, error));
|
|
|
|
results.forEach(postProcess);
|
|
|
|
callback(null, results);
|
|
});
|
|
}
|