const childProcess = require('child_process');
const { writeFileSync } = require('fs');

const rootDir = __dirname.replace('\\version','');

const longSHA = childProcess.execSync("git rev-parse HEAD").toString().trim();
const shortSHA = childProcess.execSync("git rev-parse --short HEAD").toString().trim();
const branch = childProcess.execSync('git rev-parse --abbrev-ref HEAD').toString().trim();
const authorName = childProcess.execSync("git log -1 --pretty=format:'%an'").toString().trim();
const commitTime = childProcess.execSync("git log -1 --pretty=format:'%cd'").toString().trim();
const commitMsg = childProcess.execSync("git log -1 --pretty=%B").toString().trim();
const totalCommitCount = childProcess.execSync("git rev-list --count HEAD").toString().trim();
const change = childProcess.execSync(`git diff --  ":!/version/git-version.ts" ":!/version/git-version.json" `,{cwd: rootDir }).toString().trim();
const changeStatus = childProcess.execSync("git status").toString().trim();
const changeAuthor = childProcess.execSync("whoami").toString().trim();

const versionInfo = {
    shortSHA: shortSHA,
    SHA : longSHA,
    branch: branch,
    lastCommitAuthor: authorName,
    lastCommitTime: commitTime,
    lastCommitMessage: commitMsg,
    lastCommitNumber: totalCommitCount,
    change,
    changeStatus,
    changeAuthor,
}

const versionInfoJson = JSON.stringify(versionInfo, null, 2);
//console.log("versionInfo", versionInfo.diff)
writeFileSync('./version/git-version.ts', "export let versionData = "+versionInfoJson);
// writeFileSync('./version/git-version.json', versionInfoJson);