/**
 * 在 pages / subpackage 下各页根 <view> 后插入 <app-top-push-notice />（无则插入）
 * 需配合 easycom 或各页 import
 */
const fs = require('fs')
const path = require('path')

const ROOT = path.resolve(__dirname, '..')
const DIRS = [path.join(ROOT, 'pages'), path.join(ROOT, 'subpackage')]

// 从 <template> 到第一个根 <view...>（中间可有注释/空白，如 yuyan.vue）
const RE = /(<template>[\s\S]*?<view[^>]*>)/i
const INJECT = '\n\t\t<app-top-push-notice />'

let n = 0
let skip = 0
let miss = 0

function walk(dir) {
	if (!fs.existsSync(dir)) return
	for (const name of fs.readdirSync(dir, { withFileTypes: true })) {
		const p = path.join(dir, name.name)
		if (name.isDirectory()) walk(p)
		else if (name.name.endsWith('.vue')) processFile(p)
	}
}

function processFile(file) {
	let s = fs.readFileSync(file, 'utf8')
	if (s.includes('app-top-push-notice') || s.includes('AppTopPushNotice')) {
		skip++
		return
	}
	if (!RE.test(s)) {
		miss++
		console.warn('[skip no match] ' + path.relative(ROOT, file))
		return
	}
	s = s.replace(RE, (m) => m + INJECT)
	fs.writeFileSync(file, s, 'utf8')
	n++
}

for (const d of DIRS) walk(d)

console.log('injected', n, 'files; skipped (already has)', skip, '; no root <view> match', miss)