bun-mariadb/src/lib/mariadb/db-delete.ts

103 lines
2.6 KiB
TypeScript

import dbHandler from "../db-handler";
import _ from "lodash";
import type { APIResponseObject, ServerQueryParam } from "../../types";
import sqlGenerator from "../../utils/sql-generator";
type Params<
Schema extends { [k: string]: any } = { [k: string]: any },
Table extends string = string,
> = {
table: Table;
query?: ServerQueryParam<Schema>;
targetId?: number | string;
};
function quoteIdentifier(identifier: string): string {
return `\`${identifier.replace(/`/g, "``")}\``;
}
export default async function DbDelete<
Schema extends { [k: string]: any } = { [k: string]: any },
Table extends string = string,
>({
table,
query,
targetId,
}: Params<Schema, Table>): Promise<APIResponseObject> {
let sqlObj: ReturnType<typeof sqlGenerator> | null = null;
try {
let finalQuery = query || {};
if (targetId) {
finalQuery = _.merge<ServerQueryParam<any>, ServerQueryParam<any>>(
finalQuery,
{
query: {
id: {
value: String(targetId),
},
},
},
);
}
sqlObj = sqlGenerator({
tableName: quoteIdentifier(table),
genObject: finalQuery,
});
const whereClause = sqlObj.string.match(/WHERE .*/)?.[0];
if (!whereClause) {
return {
success: false,
msg: `No WHERE clause`,
debug: {
sqlObj,
},
};
}
const sql = `DELETE FROM ${quoteIdentifier(table)} ${whereClause}`;
sqlObj.string = sql;
const res = await dbHandler({
query: sql,
values: sqlObj.values as any,
});
if (!res.success) {
return {
success: false,
msg: "Database delete failed",
debug: {
sqlObj,
},
};
}
const singleRes = res.single_res as any;
return {
success: Boolean(singleRes?.affectedRows),
postInsertReturn: {
affectedRows: Number(singleRes?.affectedRows),
insertId: Number(singleRes?.insertId),
},
debug: {
sqlObj,
},
};
} catch (error: any) {
return {
success: false,
error: error.message,
debug: {
sqlObj,
},
};
}
}