$scriptPath = $MyInvocation.MyCommand.Definition
$projectRoot = Split-Path (Split-Path $scriptPath -Parent) -Parent
Set-Location $projectRoot

$versionFile = "VERSION"

if (Test-Path $versionFile) {
    $content = Get-Content $versionFile -Raw
    $currentVersion = $content -replace "BASE_VERSION=",""
    $currentVersion = $currentVersion.Trim()
}
else {
    $currentVersion = "1.1.0"
}

Write-Host "Current version: v$currentVersion"

$v = $currentVersion -split "\."
$major = [int]$v[0]
$minor = [int]$v[1]
$patch = [int]$v[2]

$hasMajor = $false
$hasMinor = $false
$hasPatch = $false

try {
    $logOutput = git log --oneline -20 2>&1
    if ($LASTEXITCODE -eq 0) {
        Write-Host "Analyzing commits:"
        foreach ($line in $logOutput) {
            if ($line) {
                Write-Host "  $line"
                if ($line -like "*BREAKING CHANGE*") { $hasMajor = $true }
                elseif ($line -like "* feat:*") { $hasMinor = $true }
                elseif ($line -like "* fix:*" -or $line -like "* perf:*" -or $line -like "* refactor:*") { $hasPatch = $true }
            }
        }
    }
} catch {
    Write-Host "Git not available, using current version"
}

Write-Host "Version bump decision:"
if ($hasMajor) {
    $major += 1; $minor = 0; $patch = 0
    Write-Host "  BREAKING CHANGE - bumping MAJOR"
}
elseif ($hasMinor) {
    $minor += 1; $patch = 0
    Write-Host "  feat - bumping MINOR"
}
elseif ($hasPatch) {
    $patch += 1
    Write-Host "  fix/perf/refactor - bumping PATCH"
}
else {
    Write-Host "  No changes detected, keeping version"
}

$newVersion = "$($major).$($minor).$($patch)"

"BASE_VERSION=$newVersion" | Out-File $versionFile -Encoding utf8
Write-Host "VERSION file updated to: v$newVersion"
Write-Output $newVersion