76 lines
2.0 KiB
TypeScript
76 lines
2.0 KiB
TypeScript
import "reflect-metadata";
|
|
import { BaseEntity, EntityMetadata, FindConditions, ObjectIdColumn, PrimaryColumn } from "typeorm";
|
|
import { Snowflake } from "../util/Snowflake";
|
|
import "missing-native-js-functions";
|
|
|
|
export class BaseClassWithoutId extends BaseEntity {
|
|
constructor(props?: any) {
|
|
super();
|
|
this.assign(props);
|
|
}
|
|
|
|
private get construct(): any {
|
|
return this.constructor;
|
|
}
|
|
|
|
private get metadata() {
|
|
return this.construct.getRepository().metadata as EntityMetadata;
|
|
}
|
|
|
|
assign(props: any = {}) {
|
|
delete props.opts;
|
|
delete props.props;
|
|
|
|
const properties = new Set(
|
|
this.metadata.columns
|
|
.map((x: any) => x.propertyName)
|
|
.concat(this.metadata.relations.map((x) => x.propertyName))
|
|
);
|
|
// will not include relational properties
|
|
|
|
for (const key in props) {
|
|
if (!properties.has(key)) continue;
|
|
// @ts-ignore
|
|
const setter = this[`set${key.capitalize()}`]; // use setter function if it exists
|
|
|
|
if (setter) {
|
|
setter.call(this, props[key]);
|
|
} else {
|
|
// @ts-ignore
|
|
this[key] = props[key];
|
|
}
|
|
}
|
|
}
|
|
|
|
toJSON(): any {
|
|
return Object.fromEntries(
|
|
this.metadata.columns // @ts-ignore
|
|
.map((x) => [x.propertyName, this[x.propertyName]]) // @ts-ignore
|
|
.concat(this.metadata.relations.map((x) => [x.propertyName, this[x.propertyName]]))
|
|
);
|
|
}
|
|
|
|
static increment<T extends BaseClass>(conditions: FindConditions<T>, propertyPath: string, value: number | string) {
|
|
const repository = this.getRepository();
|
|
return repository.increment(conditions, propertyPath, value);
|
|
}
|
|
|
|
static decrement<T extends BaseClass>(conditions: FindConditions<T>, propertyPath: string, value: number | string) {
|
|
const repository = this.getRepository();
|
|
return repository.decrement(conditions, propertyPath, value);
|
|
}
|
|
}
|
|
|
|
export const PrimaryIdColumn = process.env.DATABASE?.startsWith("mongodb") ? ObjectIdColumn : PrimaryColumn;
|
|
|
|
export class BaseClass extends BaseClassWithoutId {
|
|
@PrimaryIdColumn()
|
|
id: string;
|
|
|
|
assign(props: any = {}) {
|
|
super.assign(props);
|
|
if (!this.id) this.id = Snowflake.generate();
|
|
return this;
|
|
}
|
|
}
|