hermit-purple-server
Version:
A Muta GraphQL APIs server
59 lines (50 loc) • 6.5 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.findOne = findOne;
exports.buildManyQuery = buildManyQuery;
exports.findMany = findMany;
var _lodash = require("lodash");
async function findOne(knex, tableName, where) {
const result = await knex(tableName).where(where).first();
return result !== null && result !== void 0 ? result : null;
}
function buildManyQuery(knex, tableName, options) {
const {
where,
page,
orderBy
} = options;
const {
first,
last,
skip
} = page || {};
const limit = first || last || 10;
const offset = skip !== null && skip !== void 0 ? skip : 0;
let builder = knex(tableName).limit(limit).offset(offset);
if (where) {
if (typeof where === 'function') {
builder = where(builder);
} else {
builder = builder.where((0, _lodash.pickBy)(where, _lodash.identity));
}
}
const [orderKey, orderOfKey] = orderBy || [];
if (!orderKey) return builder;
if (last) {
builder = builder.orderBy(orderKey, orderOfKey === 'desc' ? 'asc' : 'desc');
} else {
builder = builder.orderBy(orderKey, orderOfKey);
}
return builder;
}
async function findMany(knex, tableName, options) {
const data = await buildManyQuery(knex, tableName, options);
const orderBy = options.orderBy;
const [orderKey, orderOfKey] = orderBy || [];
if (!orderKey) return data;
return (0, _lodash.orderBy)(data, orderKey, orderOfKey !== null && orderOfKey !== void 0 ? orderOfKey : 'desc');
}
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