const fs = require('fs')
const path = require('path')

// Taro's React custom tabBar does not emit its local WXSS. WeChat reads this
// file from the custom-tab-bar directory, so copy it after every build.
const tabBarStyleSource = path.join(process.cwd(), 'src', 'custom-tab-bar', 'index.wxss')
const tabBarStyleTarget = path.join(process.cwd(), 'dist', 'custom-tab-bar', 'index.wxss')
fs.copyFileSync(tabBarStyleSource, tabBarStyleTarget)

const templatePath = path.join(process.cwd(), 'dist', 'base.wxml')
const source = fs.readFileSync(templatePath, 'utf8')
const original = '<share-element key="{{i.p2}}" transform="{{xs.b(i.p3,false)}}" duration="{{xs.b(i.p0,300)}}" easing-function="{{xs.b(i.p1,\'ease-out\')}}" style="{{i.st}}" class="{{i.cl}}" bindtap="eh"  id="{{i.uid||i.sid}}" data-sid="{{i.sid}}">'
const replacement = '<share-element key="{{i.p2}}" transform="{{xs.b(i.p3,false)}}" duration="{{xs.b(i.p0,300)}}" easing-function="{{xs.b(i.p1,\'ease-out\')}}" transition-on-gesture shuttle-on-push="{{i.p0 === 301 ? \'from\' : \'to\'}}" rect-tween-type="linear" style="{{i.st}}" class="{{i.cl}}" bindtap="eh"  id="{{i.uid||i.sid}}" data-sid="{{i.sid}}">'

if (source.includes(replacement)) {
  process.exit(0)
}

if (!source.includes(original)) {
  throw new Error('Skyline share-element template was not found')
}

fs.writeFileSync(templatePath, source.replace(original, replacement), 'utf8')