prisma-class-validator/dist/index.js

Automatically generator class-validator schema from Prisma client

"use strict";
/**
 * @copyright Koj <https://koj.co>
 * @link https://github.com/koj-co/prisma-class-validator
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.generateClassValidatorFromPrismaClient = exports.readAndGenerateClassValidator = void 0;
const prettier_1 = require("prettier");
const promises_1 = require("fs/promises");
const path_1 = require("path");
const readAndGenerateClassValidator = async () => {
    const generatedTypes = await promises_1.readFile(path_1.join(".", "node_modules", ".prisma", "client", "index.d.ts"), "utf8");
    return exports.generateClassValidatorFromPrismaClient(generatedTypes);
};
exports.readAndGenerateClassValidator = readAndGenerateClassValidator;
const generateClassValidatorFromPrismaClient = (generatedTypes) => {
    const enums = new Set();
    const enumValues = {};
    generatedTypes.split("\n").forEach((line) => {
        if (line.includes("[keyof typeof "))
            enums.add(line.split("[keyof typeof ")[1].split("]")[0]);
    });
    enums.forEach((val) => {
        const started = generatedTypes.split(`export const ${val}: {`)[1];
        if (started)
            enumValues[val] = started
                .split("}")[0]
                .split("\n")
                .map((i) => i.split(":")[0].trim())
                .filter((i) => i.length > 0);
    });
    return prettier_1.format(`/**
 * DO NOT EDIT THIS FILE MANUALLY
 * ==============================
 *
 * This file is automatically generated by Prisma Class Validator using @prisma/client
 * Source: https://github.com/koj-co/prisma-class-validator/blob/HEAD/scripts/generate-types.ts
 */

import {
  IsOptional,
  IsString,
  IsNumber,
  IsNotEmpty,
  IsBoolean,
  IsObject,
  IsDateString,
  IsIn,
} from 'class-validator';

` +
        generatedTypes
            .split("@prisma/client/runtime';")[1]
            .split("export class PrismaClient")[0]
            .split("/**\n * ##  Prisma Client")[0]
            .replace(new RegExp("Prisma.JsonValue", "g"), "any")
            .replace(new RegExp("Prisma.Decimal", "g"), "string")
            .replace(new RegExp("export const", "g"), "export let")
            .split("\n")
            .map((line) => {
            if (line.match(/export type ([A-Z])\w+ = {/g))
                line = line.replace("export type ", "export class ").replace("= {", "{");
            else if (line.endsWith(": string"))
                return `\n@IsString()\n@IsNotEmpty()\n${line.replace(":", "!:")}`;
            else if (line.endsWith(": string | null"))
                return `\n@IsString()\n@IsOptional()\n${line.replace(":", "?:")}`;
            else if (line.endsWith(": Date | null"))
                return `\n@IsDateString()\n@IsOptional()\n${line.replace(":", "?:")}`;
            else if (line.endsWith(": Date"))
                return `\n@IsDateString()\n@IsNotEmpty()\n${line.replace(":", "!:")}`;
            else if (line.endsWith(": number"))
                return `\n@IsNumber()\n@IsNotEmpty()\n${line.replace(":", "!:")}`;
            else if (line.endsWith(": number | null"))
                return `\n@IsNumber()\n@IsOptional()\n${line.replace(":", "?:")}`;
            else if (line.endsWith(": any"))
                return `\n@IsObject()\n@IsNotEmpty()\n${line.replace(":", "!:")}`;
            else if (line.endsWith(": any | null"))
                return `\n@IsObject()\n@IsOptional()\n${line.replace(":", "?:")}`;
            else if (line.endsWith(": boolean"))
                return `\n@IsBoolean()\n@IsNotEmpty()\n${line.replace(":", "!:")}`;
            else if (line.endsWith(": boolean | null"))
                return `\n@IsBoolean()\n@IsOptional()\n${line.replace(":", "?:")}`;
            else {
                let result = "";
                enums.forEach((val) => {
                    let options = enumValues[val];
                    let prefix = "";
                    if (options)
                        prefix = `@IsIn([${options.map((i) => `'${i}'`).join(", ")}])\n`;
                    if (line.endsWith(`: ${val}`))
                        result = `\n@IsString()${prefix}\n@IsNotEmpty()\n${line.replace(":", "!:")}`;
                    else if (line.endsWith(`: ${val} | null`))
                        result = `\n@IsString()${prefix}\n@IsOptional()\n${line.replace(":", "?:")}`;
                });
                if (result)
                    return result;
            }
            return line;
        })
            .map((i) => i.includes("?!:")
            ? i.replace("?!:", "!:")
            : i.includes("??:")
                ? i.replace("??:", "?:")
                : i)
            .join("\n")
            .trim() +
        "\n", { parser: "typescript" });
};
exports.generateClassValidatorFromPrismaClient = generateClassValidatorFromPrismaClient;
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