antos-frontend/src/core/db.ts
2020-06-05 17:46:04 +02:00

156 lines
5.3 KiB
TypeScript

/*
* decaffeinate suggestions:
* DS102: Remove unnecessary code created because of implicit returns
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
// Copyright 2017-2018 Xuan Sang LE <xsang.le AT gmail DOT com>
// AnTOS Web desktop is is licensed under the GNU General Public
// License v3.0, see the LICENCE file for more information
// This program is free software: you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
// You should have received a copy of the GNU General Public License
//along with this program. If not, see https://www.gnu.org/licenses/.
namespace OS {
export namespace API {
/**
*
*
* @export
* @class DB
*/
export class DB {
table: GenericObject<any>;
/**
*Creates an instance of DB.
* @param {GenericObject<any>} table
* @memberof DB
*/
constructor(table: GenericObject<any>) {
this.table = table;
}
/**
*
*
* @param {*} d
* @returns {Promise<API.RequestResult>}
* @memberof DB
*/
save(d: any): Promise<API.RequestResult> {
return new Promise(async (resolve, reject) => {
try {
const r = await Ant.OS.API.handle.dbquery("save", {
table: this.table,
data: d,
});
if (r.error) {
return reject(
Ant.OS.API.throwe(r.error.toString())
);
}
return resolve(r);
} catch (e) {
return reject(__e(e));
}
});
}
/**
*
*
* @param {*} c
* @returns {Promise<API.RequestResult>}
* @memberof DB
*/
delete(c: any): Promise<API.RequestResult> {
return new Promise(async (resolve, reject) => {
const rq: any = { table: this.table };
if (!c || c === "") {
reject(Ant.OS.API.throwe("OS.DB: unkown condition"));
}
if (isNaN(c)) {
rq.cond = c;
} else {
rq.id = c;
}
try {
const r = await Ant.OS.API.handle.dbquery("delete", rq);
if (r.error) {
return reject(
Ant.OS.API.throwe(r.error.toString())
);
}
return resolve(r);
} catch (e) {
return reject(__e(e));
}
});
}
/**
*
*
* @param {number} id
* @returns {Promise<GenericObject<any>>}
* @memberof DB
*/
get(id: number): Promise<GenericObject<any>> {
return new Promise(async (resolve, reject) => {
try {
const r = await Ant.OS.API.handle.dbquery("get", {
table: this.table,
id: id,
});
if (r.error) {
return reject(
Ant.OS.API.throwe(r.error.toString())
);
}
return resolve(r.result as GenericObject<any>);
} catch (e) {
return reject(__e(e));
}
});
}
/**
*
*
* @param {GenericObject<any>} cond
* @returns {Promise<GenericObject<any>[]>}
* @memberof DB
*/
find(cond: GenericObject<any>): Promise<GenericObject<any>[]> {
return new Promise(async (resolve, reject) => {
try {
const r = await Ant.OS.API.handle.dbquery("select", {
table: this.table,
cond,
});
if (r.error) {
return reject(
Ant.OS.API.throwe(r.error.toString())
);
}
return resolve(r.result as GenericObject<any>[]);
} catch (e) {
return reject(__e(e));
}
});
}
}
}
}