Merge pull request #12 from zeeshanakram3/add-graphql-query-to-get-pa…

…ckage-version

Fix: Add graphql query to get package version

db/migrations/2200000000000-Operator.js

@@ -1,24 +1,7 @@
-const fs = require('fs')
-const path = require('path')
-
 module.exports = class Operator2200000000000 {
   name = 'Operator2200000000000'
 
   async up(db) {
-    // Path to your package.json file
-    const packageJsonPath = path.join(__dirname, '../../package.json')
-
-    // Read the package.json file synchronously
-    const data = fs.readFileSync(packageJsonPath, 'utf8')
-
-    // Parse the JSON data
-    const packageJson = JSON.parse(data)
-
-    await db.query(
-      `INSERT INTO "squid_version" ("id", "version") 
-       VALUES ('${packageJson.name}' ,'${packageJson.version}');`
-    )
-
     // Create pg_stat_statements extension for analyzing query stats
     await db.query(`CREATE EXTENSION pg_stat_statements;`)
   }

package.json

@@ -50,6 +50,7 @@
     "lodash": "^4.17.21",
     "patch-package": "^6.5.0",
     "pg": "8.8.0",
+    "pkg-dir": "^4.2.0",
     "type-graphql": "^1.2.0-rc.1",
     "typeorm": "^0.3.11"
   },

scripts/get-graphql-schema.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
 set -e
 

scripts/start-graphql-server.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/usr/bin/env bash
 
 # docker entrypoint fot graphql-server, to allow running with telemetry
 if [[ "$TELEMETRY_ENABLED" = "yes" ]]; then

src/server-extension/resolvers/index.ts

@@ -0,0 +1 @@
+export { SquidVersionResolver } from './squidVersion'

src/server-extension/resolvers/squidVersion.ts

@@ -0,0 +1,37 @@
+import fs from 'fs'
+import _ from 'lodash'
+import pkgDir from 'pkg-dir'
+import 'reflect-metadata'
+import { Field, ObjectType, Query, Resolver } from 'type-graphql'
+
+const pkgVersion = (): Promise<string> => {
+  // Path to  package.json file
+  const packageJsonPath = `${pkgDir.sync()}/package.json`
+
+  // Read the package.json file synchronously
+  const data = fs.readFileSync(packageJsonPath, 'utf8')
+
+  // Parse the JSON data
+  const packageJson = JSON.parse(data)
+
+  return packageJson.version
+}
+
+const memoizedPkgVersion = _.memoize(pkgVersion)
+
+@ObjectType()
+export class SquidVersion {
+  @Field(() => String, { nullable: false })
+  version!: string
+}
+
+@Resolver()
+export class SquidVersionResolver {
+  @Query(() => SquidVersion)
+  async squidVersion(): Promise<SquidVersion> {
+    // Get package version
+    const version = await memoizedPkgVersion()
+
+    return { version }
+  }
+}