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-rw-r--r--src/util/entities/BaseClass.ts52
1 files changed, 52 insertions, 0 deletions
diff --git a/src/util/entities/BaseClass.ts b/src/util/entities/BaseClass.ts
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index 00000000..d5a7c2bf --- /dev/null +++ b/src/util/entities/BaseClass.ts
@@ -0,0 +1,52 @@ +import "reflect-metadata"; +import { BaseEntity, BeforeInsert, BeforeUpdate, FindOptionsWhere, ObjectIdColumn, PrimaryColumn } from "typeorm"; +import { Snowflake } from "../util/Snowflake"; +import "missing-native-js-functions"; +import { getDatabase } from ".."; +import { OrmUtils } from "@fosscord/util"; + +export class BaseClassWithoutId extends BaseEntity { + private get construct(): any { + return this.constructor; + } + + private get metadata() { + return getDatabase()?.getMetadata(this.construct); + } + + assign(props: any) { + OrmUtils.mergeDeep(this, props); + return this; + } + + 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: FindOptionsWhere<T>, propertyPath: string, value: number | string) { + const repository = this.getRepository(); + return repository.increment(conditions, propertyPath, value); + } + + static decrement<T extends BaseClass>(conditions: FindOptionsWhere<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; + + @BeforeUpdate() + @BeforeInsert() + do_validate() { + if (!this.id) this.id = Snowflake.generate(); + } +}