LocChat/server/database/migrations/1648605030863-AddChatRoom.ts

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import { MigrationInterface, QueryRunner, Table, TableForeignKey } from 'typeorm';
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import { uniqueId } from 'lodash';
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export class AddChatRoom1648605030863 implements MigrationInterface {
public async up(queryRunner: QueryRunner): Promise<void> {
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// uuid from https://github.com/typeorm/typeorm/issues/3770
await queryRunner.query(`CREATE EXTENSION IF NOT EXISTS "uuid-ossp"`);
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await queryRunner.createTable(
new Table({
name: 'chat_room',
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columns: [
{
name: 'id',
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type: 'text',
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isPrimary: true,
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isUnique: true,
generationStrategy: 'uuid',
default: 'uuid_generate_v4()',
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},
{
name: 'userId',
type: 'int',
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isNullable: false,
},
{
name: 'latitude',
type: 'float',
isNullable: false,
},
{
name: 'longitude',
type: 'float',
isNullable: false,
},
{
name: 'radius',
type: 'float',
isNullable: false,
},
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{
name: 'name',
type: 'varchar',
isNullable: true,
},
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{
name: 'lastConnection',
type: 'timestamp',
default: 'now()',
},
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],
}),
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true,
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);
await queryRunner.createForeignKey(
'chat_room',
new TableForeignKey({
columnNames: ['userId'],
referencedColumnNames: ['id'],
referencedTableName: 'user',
onDelete: 'CASCADE',
}),
);
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}
public async down(queryRunner: QueryRunner): Promise<void> {
await queryRunner.dropTable('chat_room');
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}
}