How Angular combines Git Commit for version processing

npm install -g @angular/cli

# ng new PROJECT_NAME
ng new ng-commit

npm run start

src
├── app                                               // 应用主体
│   ├── app-routing.module.ts                         // 路由模块
│   .
│   └── app.module.ts                                 // 应用模块
├── assets                                            // 静态资源
├── main.ts                                           // 入口文件
.
└── style.less                                        // 全局样式

const execSync = require('child_process').execSync;
const fs = require('fs')
const versionPath = 'version.txt'
const buildPath = 'dist'
const autoPush = true;
const commit = execSync('git show -s --format=%H').toString().trim(); // 当前的版本号

let versionStr = ''; // 版本字符串

if(fs.existsSync(versionPath)) {
  versionStr = fs.readFileSync(versionPath).toString() + '\n';
}

if(versionStr.indexOf(commit) != -1) {
  console.warn('\x1B[33m%s\x1b[0m', 'warming: 当前的git版本数据已经存在了!\n')
} else {
  let name = execSync('git show -s --format=%cn').toString().trim(); // 姓名
  let email = execSync('git show -s --format=%ce').toString().trim(); // 邮箱
  let date = new Date(execSync('git show -s --format=%cd').toString()); // 日期
  let message = execSync('git show -s --format=%s').toString().trim(); // 说明
  versionStr = `git:${commit}\n作者:${name}<${email}>\n日期:${date.getFullYear()+&#39;-&#39;+(date.getMonth()+1)+&#39;-&#39;+date.getDate()+&#39; &#39;+date.getHours()+&#39;:&#39;+date.getMinutes()}\n说明:${message}\n${new Array(80).join(&#39;*&#39;)}\n${versionStr}`;
  fs.writeFileSync(versionPath, versionStr);
  // 写入版本信息之后，自动将版本信息提交到当前分支的git上
  if(autoPush) { // 这一步可以按照实际的需求来编写
    execSync(`git add ${ versionPath }`);
    execSync(`git commit ${ versionPath } -m 自动提交版本信息`);
    execSync(`git push origin ${ execSync(&#39;git rev-parse --abbrev-ref HEAD&#39;).toString().trim() }`)
  }
}

if(fs.existsSync(buildPath)) {
  fs.writeFileSync(`${ buildPath }/${ versionPath }`, fs.readFileSync(versionPath))
}

"scripts": {
  "commit": "node commit.js"
}

const execSync = require('child_process').execSync;
const fs = require('fs')
const targetFile = 'src/assets/version.json'; // 存储到的目标文件

const commit = execSync('git show -s --format=%h').toString().trim(); //当前提交的版本号，hash 值的前7位
let date = new Date(execSync('git show -s --format=%cd').toString()); // 日期
let message = execSync('git show -s --format=%s').toString().trim(); // 说明

let versionObj = {
  "commit": commit,
  "date": date,
  "message": message
};

const data = JSON.stringify(versionObj);

fs.writeFile(targetFile, data, (err) => {
  if(err) {
    throw err
  }
  console.log('Stringify Json data is saved.')
})

"scripts": {
  "version": "node version.js"
}

config
├── default.json          // 项目调用的配置文件
├── development.json      // 开发环境配置文件
├── production.json       // 生产环境配置文件
└── test.json             // 测试环境配置文件

// development.json
{
  "env": "development",
  "version": "1.3.0"
}

// production.json
{
  "env": "production",
  "version": "1.3.0"
}

// test.json
{
  "env": "test",
  "version": "1.3.0"
}

"scripts": {
  "copyConfigProduction": "cp ./config/production.json ./config/default.json",
  "copyConfigDevelopment": "cp ./config/development.json ./config/default.json",
  "copyConfigTest": "cp ./config/test.json ./config/default.json",
}

const execSync = require('child_process').execSync;
const fs = require('fs')
const targetFile = 'src/assets/version.json'; // 存储到的目标文件
const config = require('./config/default.json');

const commit = execSync('git show -s --format=%h').toString().trim(); //当前提交的版本号
let date = new Date(execSync('git show -s --format=%cd').toString()); // 日期
let message = execSync('git show -s --format=%s').toString().trim(); // 说明

let versionObj = {
  "env": config.env,
  "version": "",
  "commit": commit,
  "date": date,
  "message": message
};

// 格式化日期
const formatDay = (date) => {
  let formatted_date = date.getFullYear() + "." + (date.getMonth()+1) + "." +date.getDate()
    return formatted_date;
}

if(config.env === 'production') {
  versionObj.version = config.version
}

if(config.env === 'development') {
  versionObj.version = `${ config.version }:beta`
}

if(config.env === 'test') {
  versionObj.version = `${ config.version }-${ formatDay(date) }:${ commit }`
}

const data = JSON.stringify(versionObj);

fs.writeFile(targetFile, data, (err) => {
  if(err) {
    throw err
  }
  console.log('Stringify Json data is saved.')
})

"scripts": {
  "build:production": "npm run copyConfigProduction && npm run version",
  "build:development": "npm run copyConfigDevelopment && npm run version",
  "build:test": "npm run copyConfigTest && npm run version",
}

import { Injectable } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { Observable } from 'rxjs';

@Injectable({
  providedIn: 'root'
})
export class VersionService {

  constructor(
    private http: HttpClient
  ) { }

  public getVersion():Observable<any> {
    return this.http.get(&#39;assets/version.json&#39;)
  }
}

import { HttpClientModule } from '@angular/common/http';

// ...

imports: [
  HttpClientModule
],

import { Component } from '@angular/core';
import { VersionService } from './services/version.service'; // 引入版本服务

@Component({
  selector: 'app-root',
  templateUrl: './app.component.html',
  styleUrls: ['./app.component.less']
})
export class AppComponent {

  public version: string = '1.0.0'

  constructor(
    private readonly versionService: VersionService
  ) {}

  ngOnInit() {
    this.versionService.getVersion().subscribe({
      next: (data: any) => {
        this.version = data.version // 更改版本信息
      },
      error: (error: any) => {
        console.error(error)
      }
    })
  }
}

"scripts": {
  "start": "ng serve",
  "version": "node version.js",
  "commit": "node commit.js",
  "build": "ng build",
  "build:production": "npm run copyConfigProduction && npm run version && npm run build",
  "build:development": "npm run copyConfigDevelopment && npm run version && npm run build",
  "build:test": "npm run copyConfigTest && npm run version && npm run build",
  "copyConfigProduction": "cp ./config/production.json ./config/default.json",
  "copyConfigDevelopment": "cp ./config/development.json ./config/default.json",
  "copyConfigTest": "cp ./config/test.json ./config/default.json"
}