@redwoodjs/sdk/dist/scripts/migrate-new.mjs

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import snakeCase from "lodash/snakeCase.js";
import { $ } from "../lib/$.mjs";
import { readdir } from "fs/promises";
import { resolve } from "path";
import { mkdirp } from "fs-extra";
import { writeFile } from "fs/promises";
const getNextMigrationNumber = async () => {
    await mkdirp(resolve(process.cwd(), "./migrations"));
    const files = await readdir(resolve(process.cwd(), "./migrations"));
    const numbers = files
        .map((file) => parseInt(file.split("_")[0]))
        .filter((num) => !isNaN(num));
    const lastNumber = Math.max(0, ...numbers);
    return String(lastNumber + 1).padStart(4, "0");
};
export const migrateNew = async (name, skipApply = false) => {
    if (!name) {
        console.log("Usage: npm run migrate:new <migration-name> [--no-apply]");
        console.log("Example: npm run migrate:new add a user");
        process.exit(1);
    }
    const nextNum = await getNextMigrationNumber();
    const filepath = `./migrations/${nextNum}_${snakeCase(name.toLowerCase())}.sql`;
    const raw = await $ `npx prisma migrate diff --from-local-d1 --to-schema-datamodel ./prisma/schema.prisma --script`;
    const cleaned = raw.stdout
        ?.split("\n")
        .filter((line) => !line.includes("_cf_METADATA") && !line.includes("_cf_metadata"))
        .join("\n");
    if (!cleaned) {
        console.error("No changes to apply");
        process.exitCode = 1;
        return;
    }
    await writeFile(filepath, cleaned);
    console.log("Generated migration:", filepath);
    if (!skipApply) {
        console.log("Applying migration in development...");
        await $ `npm run migrate:dev`;
        console.log("Generating Prisma Client");
        await $ `npx prisma generate`;
    }
};
if (import.meta.url === new URL(process.argv[1], import.meta.url).href) {
    const args = process.argv.slice(2);
    // Separate flags from other arguments
    const flags = new Set(args.filter((arg) => arg.startsWith("--")));
    const nonFlags = args.filter((arg) => !arg.startsWith("--"));
    const skipApply = flags.has("--no-apply");
    const name = nonFlags.join("_").toLocaleLowerCase();
    migrateNew(name, skipApply);
}