# PowerShell script to automate building and creating the installer

# Путь к файлу version_.d
$versionFile = "source/snag/version_.d"

# Путь к файлу snag.iss
$issFile = "windows/snag.iss"

# Извлечение snagVersion из version_.d
$content = Get-Content -Path $versionFile -Raw -Encoding UTF8
if ($content -match 'enum\s+snagVersion\s*=\s*"([^"]+)"') {
    $snagVersion = $Matches[1]
    Write-Host "Extracted version: $snagVersion"
} else {
    Write-Host "Failed to find snagVersion in $versionFile."
    exit 1
}

# Чтение snag.iss
$issContent = Get-Content -Path $issFile -Raw -Encoding UTF8

# Обновление AppVersion
$appVersionPattern = "AppVersion=$snagVersion"
if ($issContent -match [regex]::Escape($appVersionPattern)) {
    Write-Host "AppVersion in $issFile is already set to $snagVersion. Skipping update."
} else {
    $issContent = $issContent -replace 'AppVersion=version', "AppVersion=$snagVersion"
    Write-Host "Updated AppVersion to $snagVersion in $issFile."
}

# Обновление OutputBaseFileName
$appName = "snag_"
$postfix = "_windows-installer"
$newOutputBaseFileName = "$appName$snagVersion$postfix"
$outputBasePattern = "OutputBaseFileName=$newOutputBaseFileName"
if ($issContent -match [regex]::Escape($outputBasePattern)) {
    Write-Host "OutputBaseFileName in $issFile is already set to $newOutputBaseFileName. Skipping update."
} else {
    $issContent = $issContent -replace 'OutputBaseFileName=SnagInstaller', "OutputBaseFileName=$newOutputBaseFileName"
    Write-Host "Updated OutputBaseFileName to $newOutputBaseFileName in $issFile."
}

# Сохранение обновленного snag.iss
Set-Content -Path $issFile -Value $issContent -Encoding UTF8
Write-Host "File $issFile successfully updated."

# Путь к файлу app.d
$appDFile = "source/app.d"

# Исходная и целевая строки для замены
$originalString = 'string configFile = argumets.option("config", "snag.json");'
$newString = @'
import std.process : environment;
	import std.path : buildPath;
	string configFile = argumets.option("config", environment.get("USERPROFILE").buildPath("snag\\snag.json"));
'@

# Чтение содержимого файла и замена строки
$content = Get-Content -Path $appDFile -Raw -Encoding UTF8
if ($content -match [regex]::Escape($newString)) {
    Write-Host "The string in $appDFile is already updated. Skipping replacement."
} elseif ($content -match [regex]::Escape($originalString)) {
    $content = $content -replace [regex]::Escape($originalString), $newString
    Set-Content -Path $appDFile -Value $content -Encoding UTF8
    Write-Host "The string in $appDFile has been successfully replaced."
} else {
    Write-Host "The original string in $appDFile was not found."
    exit 1
}

# Выполнение команды dub build
Write-Host "Starting build with dub..."
dub build --build=release > dub_build.log 2>&1
if ($LASTEXITCODE -ne 0) {
    Write-Host "Error during dub build. Check dub_build.log for details."
    exit 1
}

# Переход в директорию windows
Write-Host "Changing to the windows/ directory..."
Set-Location -Path "windows"
if (-not $?) {
    Write-Host "Failed to change to the windows/ directory."
    exit 1
}

# Запуск компиляции Inno Setup
Write-Host "Starting Inno Setup compilation..."
& 'C:\Program Files (x86)\Inno Setup 6\ISCC.exe' .\snag.iss > inno_setup.log 2>&1
if ($LASTEXITCODE -ne 0) {
    Write-Host "Error during Inno Setup compilation. Check inno_setup.log for details."
    exit 1
}

# Выход из директории windows
Write-Host "Changing back to the parent directory..."
Set-Location -Path ..
if (-not $?) {
    Write-Host "Failed to change back to the parent directory."
    exit 1
}

Write-Host "Build and installer compilation completed successfully!"