# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.

Describe "LocProject.json file validation" -Tags "CI" {
    BeforeAll {
        ## The 'LocProject.json' tests depend on running from a local PowerShell repo.
        $skipTests = $env:PIPELINE_REPOSITORY_NAME -eq 'Release-Automation'
        if ($skipTests) {
            Write-Host "Skipping 'LocProject.json' tests in Release Automation." -ForegroundColor Yellow
            return
        }

        $repoRoot = (Resolve-Path (Join-Path $PSScriptRoot ../../../..)).Path
        $locProjectPath = Join-Path $repoRoot 'Localize' 'LocProject.json'
        $content = Get-Content -Path $locProjectPath -Raw -ErrorAction Stop
        $locProject = ConvertFrom-Json -InputObject $content -ErrorAction Stop
    }

    It 'Validate LocItems in LocProject.json' -Skip:$skipTests {
        $locProject.Projects.Count | Should -Be 1
        $project = $locProject.Projects[0]
        $project.LanguageSet | Should -BeExactly 'VS_Main_Languages'

        $project.LocItems |
            ForEach-Object {
                $sourceFile = $_.SourceFile
                $index = $sourceFile.LastIndexOf('\')
                $parentDir = $sourceFile.Substring(0, $index)
                $realSourceFile = Join-Path $repoRoot $sourceFile

                Test-Path -Path $realSourceFile | Should -BeTrue

                if ($sourceFile -like '*.resx') {
                    $_.OutputPath | Should -BeExactly "$parentDir\"
                    $_.CopyOption | Should -BeExactly 'LangIDOnPathAndName'
                }
                elseif ($sourceFile -like '*.xml') {
                    $_.OutputPath + "en-US" | Should -BeExactly $parentDir
                    $_.CopyOption | Should -BeExactly 'LangIDOnPath'
                }
                else {
                    throw "Unexpected source file type: $sourceFile"
                }
            }
    }

    It 'Validate total resource count' -Skip:$skipTests {
        $srcDir = Join-Path $repoRoot 'src'
        $project = $locProject.Projects[0]

        $resxLocItemCount = 0
        $xmlLocItemCount = 0

        foreach ($item in $project.LocItems) {
            if ($item.SourceFile -like '*.resx') {
                $resxLocItemCount++
            }
            elseif ($item.SourceFile -like '*.xml') {
                $xmlLocItemCount++
            }
            else {
                throw "Unexpected source file type: $($item.SourceFile)"
            }
        }

        try {
            Push-Location -Path $srcDir
            $resDirs = Get-ChildItem 'resources' -Recurse -Directory | ForEach-Object FullName

            $totalResourceCount = 0
            foreach ($resDir in $resDirs) {
                $count = Get-ChildItem -Path "$resDir/*.resx" | Measure-Object | ForEach-Object Count
                $totalResourceCount += $count
            }

            $resxLocItemCount | Should -Be $totalResourceCount
            $xmlLocItemCount | Should -Be 1
        }
        finally {
            Pop-Location
        }
    }
}