2025-05-27 04:00:34 +00:00

114 lines
3.1 KiB
JavaScript

export default defineEventHandler(async (event) => {
try {
const { tableName } = getQuery(event);
if (!tableName) {
return {
statusCode: 400,
message: "Table name is required",
};
}
const result = await prisma.$queryRaw`SELECT DATABASE() AS db_name`;
// console.log(result[0].db_name);
if (result.length === 0) {
return {
statusCode: 500,
message: "Please check your database connection",
};
}
let sqlRaw = ` SELECT
c.COLUMN_NAME,
c.DATA_TYPE,
c.CHARACTER_MAXIMUM_LENGTH,
c.COLUMN_DEFAULT,
c.IS_NULLABLE,
c.COLUMN_KEY,
kcu.REFERENCED_TABLE_NAME,
kcu.REFERENCED_COLUMN_NAME
FROM
INFORMATION_SCHEMA.COLUMNS c
LEFT JOIN
INFORMATION_SCHEMA.KEY_COLUMN_USAGE kcu ON
c.TABLE_SCHEMA = kcu.TABLE_SCHEMA AND
c.TABLE_NAME = kcu.TABLE_NAME AND
c.COLUMN_NAME = kcu.COLUMN_NAME
WHERE
c.TABLE_SCHEMA = '${result[0].db_name}' AND
c.TABLE_NAME = '${tableName}';`;
// console.log(sqlRaw);
const getTableDetails = await prisma.$queryRawUnsafe(sqlRaw);
// console.log(getTableDetails);
/*
[{
"actions": "",
"defaultValue": "",
"length": "",
"name": "PID",
"nullable": "",
"primaryKey": true,
"type": "INT"
},
{
"actions": "",
"defaultValue": "",
"length": "",
"name": "Pproduct",
"nullable": true,
"primaryKey": "",
"type": "VARCHAR"
},
{
"actions": "",
"defaultValue": "",
"length": "",
"name": "userID",
"nullable": "",
"primaryKey": "",
"type": "[[user]]"
}]
*/
let tableDetailsData = [];
// Loop through the result and convert bigInt to number
for (let i = 0; i < getTableDetails.length; i++) {
const table = getTableDetails[i];
tableDetailsData.push({
name: table.COLUMN_NAME,
type: table.REFERENCED_TABLE_NAME
? `[[${table.REFERENCED_TABLE_NAME}]]`
: table.DATA_TYPE.toUpperCase(),
length: bigIntToNumber(table.CHARACTER_MAXIMUM_LENGTH),
defaultValue: table.COLUMN_DEFAULT,
nullable: table.IS_NULLABLE === "YES",
primaryKey: table.COLUMN_KEY === "PRI",
actions: {},
});
}
return {
statusCode: 200,
message: "Success",
data: tableDetailsData,
};
} catch (error) {
console.log(error.message);
return {
statusCode: 500,
message: "Internal Server Error",
};
}
});
function bigIntToNumber(bigInt) {
if (bigInt === null) return null;
return Number(bigInt.toString());
}