/* eslint-disable no-console */

import { join } from 'node:path'

import { createI18NReport, type I18NItem } from 'vue-i18n-extract'

import { colors } from './utils/colors.ts'

const LOCALES_DIRECTORY = join(import.meta.dirname, '../i18n/locales')

const REFERENCE_FILE_NAME = 'en.json'

const VUE_FILES_GLOB = './app/**/*.?(vue|ts|js)'

function printSection(

title: string,

items: I18NItem[],

status: 'error' | 'warning' | 'success',

): void {

const icon = status === 'error' ? '❌' : status === 'warning' ? '⚠️' : '✅'

const colorFn =

status === 'error' ? colors.red : status === 'warning' ? colors.yellow : colors.green

console.log(`\n${icon} ${colors.bold(title)}: ${colorFn(String(items.length))}`)

if (items.length === 0) return

const groupedByFile = items.reduce<Record<string, string[]>>((acc, item) => {

const file = item.file ?? 'unknown'

acc[file] ??= []

acc[file].push(item.path)

return acc

}, {})

for (const [file, keys] of Object.entries(groupedByFile)) {

console.log(` ${colors.dim(file)}`)

for (const key of keys) {

console.log(` ${colors.cyan(key)}`)

}

}

}

async function run(): Promise<void> {

console.log(colors.bold('\n🔍 Analyzing i18n translations...\n'))

const { missingKeys, unusedKeys, maybeDynamicKeys } = await createI18NReport({

vueFiles: VUE_FILES_GLOB,

languageFiles: join(LOCALES_DIRECTORY, REFERENCE_FILE_NAME),

exclude: ['$schema'],

})

const hasMissingKeys = missingKeys.length > 0

const hasUnusedKeys = unusedKeys.length > 0

const hasDynamicKeys = maybeDynamicKeys.length > 0

printSection('Missing keys', missingKeys, hasMissingKeys ? 'error' : 'success')

printSection('Unused keys', unusedKeys, hasUnusedKeys ? 'error' : 'success')

printSection(

'Dynamic keys (cannot be statically analyzed)',

maybeDynamicKeys,

hasDynamicKeys ? 'error' : 'success',

)

// Summary

console.log('\n' + colors.dim('─'.repeat(50)))

const shouldFail = hasMissingKeys || hasDynamicKeys || hasUnusedKeys

if (shouldFail) {

console.log(colors.red('\n❌ Build failed: missing, unused or dynamic keys detected'))

console.log(colors.dim(' Fix missing keys by adding them to the locale file'))

console.log(colors.dim(' Fix dynamic keys by using static translation keys\n'))

console.log(

colors.dim(

' Fix unused keys by removing them from the locale file (pnpm run i18n:report:fix)\n',

),

)

process.exit(1)

} else {

console.log(colors.green('\n✅ All translations are valid!\n'))

}

}

run().catch((error: unknown) => {

console.error(colors.red('\n❌ Unexpected error:'), error)

process.exit(1)

})