Generate install missing @prisma/client (with prisma2) automatically

prisma · Feb 12, 2020 · 244d6cc · 244d6cc
1 parent 944dd25
commit 244d6cc
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Showing 2 changed files with 20 additions and 40 deletions.
diff --git a/cli/sdk/package.json b/cli/sdk/package.json
@@ -44,11 +44,9 @@
     "execa": "^3.4.0",
     "flat-map-polyfill": "^0.3.8",
     "globby": "^9.2.0",
-    "is-ci": "^2.0.0",
     "make-dir": "^3.0.0",
     "node-fetch": "2.6.0",
     "p-map": "^3.0.0",
-    "prompts": "^2.3.0",
     "read-pkg-up": "^7.0.0",
     "resolve-pkg": "^2.0.0",
     "rimraf": "^3.0.0",

diff --git a/cli/sdk/src/predefinedGeneratorResolvers.ts b/cli/sdk/src/predefinedGeneratorResolvers.ts
@@ -1,11 +1,9 @@
 import resolvePkg from 'resolve-pkg'
 import chalk from 'chalk'
-import prompts from 'prompts'
 import execa from 'execa'
 import path from 'path'
 import fs from 'fs'
 import Debug from 'debug'
-import isCi from 'is-ci'
 const debugEnabled = Debug.enabled('generator')
 
 export type GeneratorPaths = {
@@ -43,41 +41,36 @@ export const predefinedGeneratorResolvers: PredefinedGeneratorResolvers = {
         !fs.existsSync(path.join(process.cwd(), 'package.json')) &&
         !fs.existsSync(path.join(process.cwd(), '../package.json'))
       ) {
-        throw new PrismaClientFacadeMissingError()
-      }
-      if (!process.stdout.isTTY || isCi || process.env.GITHUB_ACTIONS) {
-        throw new PrismaClientFacadeMissingError()
-      } else {
-        console.log(
-          `In order to use the ${chalk.underline(
-            '"prisma-client-js"',
-          )} generator, you need to install ${chalk.bold(
-            '@prisma/client',
-          )} to your project.`,
-        )
-        const { value } = await prompts({
-          type: 'confirm',
-          name: 'value',
-          message: 'Do you want to install it now?',
-          initial: true,
-        })
-
-        if (!value) {
-          throw new PrismaClientFacadeMissingError()
+        const defaultPackageJson = `{
+          "name": "my-prisma-project",
+          "version": "1.0.0",
+          "description": "",
+          "main": "index.js",
+          "scripts": {
+            "test": "echo \"Error: no test specified\" && exit 1"
+          },
+          "keywords": [],
+          "author": "",
+          "license": "ISC"
         }
-
-        await installPackage(baseDir, `@prisma/client@${version ?? 'latest'}`)
+        `
+        fs.writeFileSync(path.join(process.cwd(), 'package.json'), defaultPackageJson)
       }
+
+      await installPackage(baseDir, `--save-dev prisma2@${version ?? 'latest'}`)
+      await installPackage(baseDir, `@prisma/client@${version ?? 'latest'}`)
       prismaClientDir = resolvePkg('@prisma/client', { cwd: baseDir })
 
       if (!prismaClientDir) {
         throw new Error(
-          `Could not resolve @prisma/client despite the installation that just happened. We're sorry.
-Please try to install it by hand and rerun ${chalk.bold(
+          `Could not resolve @prisma/client despite the installation that we just tried.
+Please try to install it by hand with ${chalk.bold.greenBright('npm install @prisma/client')} and rerun ${chalk.bold(
             'prisma2 generate',
           )} 🙏.`,
         )
       }
+
+      console.info(`We successfully installed the required Prisma packages ${chalk.bold.green('@prisma/client')} and ${chalk.bold.green('prisma2')} into your current project for you.`)
     }
 
     return {
@@ -87,17 +80,6 @@ Please try to install it by hand and rerun ${chalk.bold(
   },
 }
 
-class PrismaClientFacadeMissingError extends Error {
-  constructor() {
-    super(`In order to use the ${chalk.underline(
-      '"prisma-client-js"',
-    )} generator, you need to install ${chalk.bold(
-      '@prisma/client',
-    )} to your project:
-${chalk.bold.greenBright('npm install @prisma/client')}`)
-  }
-}
-
 async function installPackage(baseDir: string, pkg: string): Promise<void> {
   const yarnInstalled = await isYarnInstalled()