use ajax to load campaign listing instead of prerendering

This commit is contained in:
Andris Reinman 2016-04-29 11:52:02 +03:00
parent 4132ef8913
commit 5876977f43
5 changed files with 144 additions and 75 deletions

View file

@ -32,6 +32,84 @@ module.exports.list = (start, limit, callback) => {
});
};
module.exports.filter = (request, callback) => {
let columns = ['#', 'name', 'description', 'status', 'created'];
let processQuery = queryData => {
db.getConnection((err, connection) => {
if (err) {
return callback(err);
}
let query = 'SELECT COUNT(id) AS total FROM `campaigns`';
let values = [];
if (queryData.where) {
query += ' WHERE ' + queryData.where;
values = values.concat(queryData.values || []);
}
connection.query(query, values, (err, total) => {
if (err) {
connection.release();
return callback(err);
}
total = total && total[0] && total[0].total || 0;
let ordering = [];
if (request.order && request.order.length) {
request.order.forEach(order => {
let orderField = columns[Number(order.column)];
let orderDirection = (order.dir || '').toString().toLowerCase() === 'desc' ? 'DESC' : 'ASC';
if (orderField) {
ordering.push('`' + orderField + '` ' + orderDirection);
}
});
}
if (!ordering.length) {
ordering.push('`created` DESC');
}
let args = [Number(request.length) || 50, Number(request.start) || 0];
let query;
if (request.search && request.search.value) {
query = 'SELECT SQL_CALC_FOUND_ROWS * FROM `campaigns` WHERE name LIKE ? ' + (queryData.where ? ' AND (' + queryData.where + ')' : '') + ' ORDER BY ' + ordering.join(', ') + ' LIMIT ? OFFSET ?';
let searchVal = '%' + request.search.value.replace(/\\/g, '\\\\').replace(/([%_])/g, '\\$1') + '%';
args = [searchVal].concat(queryData.values || []).concat(args);
} else {
query = 'SELECT SQL_CALC_FOUND_ROWS * FROM `campaigns` WHERE 1 ' + (queryData.where ? ' AND (' + queryData.where + ')' : '') + ' ORDER BY ' + ordering.join(', ') + ' LIMIT ? OFFSET ?';
args = [].concat(queryData.values || []).concat(args);
}
connection.query(query, args, (err, rows) => {
if (err) {
connection.release();
return callback(err);
}
connection.query('SELECT FOUND_ROWS() AS total', (err, filteredTotal) => {
connection.release();
if (err) {
return callback(err);
}
let subscriptions = rows.map(row => tools.convertKeys(row));
filteredTotal = filteredTotal && filteredTotal[0] && filteredTotal[0].total || 0;
return callback(null, subscriptions, total, filteredTotal);
});
});
});
});
};
processQuery(false);
};
module.exports.getByCid = (cid, callback) => {
cid = (cid || '').toString().trim();
if (!cid) {