param(
    [Parameter(Mandatory = $true)]
    [ValidateSet("vllm-text", "llama-gguf", "translation-api", "audio-api", "video-api", "image-api", "model-chat-ui")]
    [string]$Service,

    [Parameter(Mandatory = $true)]
    [ValidateSet("start", "stop", "restart", "status", "logs")]
    [string]$Action,

    [string]$DockerHost = "ssh://docker-gpu",
    [string]$SshTarget = "docker-gpu",
    [int]$Tail = 80
)

$ErrorActionPreference = "Stop"

$services = @{
    "vllm-text" = @{
        Compose = "core/deploy/docker-gpu/vllm/compose.yaml"
        Env = "core/deploy/docker-gpu/vllm/.env.windows-z.example"
        Project = "llm-vllm-text"
        Container = "llm-vllm-text"
    }
    "llama-gguf" = @{
        Compose = "core/deploy/docker-gpu/llama-cpp/compose.yaml"
        Env = "core/deploy/docker-gpu/llama-cpp/.env.windows-z.example"
        Project = "llm-llama-gguf"
        Container = "llm-llama-devstral-1c"
        ExtraContainers = @("llm-llama-qwen3-coder-q6-test")
    }
    "translation-api" = @{
        Compose = "core/deploy/docker-gpu/transformers/translation.compose.yaml"
        Env = "core/deploy/docker-gpu/transformers/translation.env.example"
        Project = "llm-transformers-translation"
        Container = "llm-transformers-translation"
    }
    "audio-api" = @{
        Compose = "core/deploy/docker-gpu/transformers/audio.compose.yaml"
        Env = "core/deploy/docker-gpu/transformers/audio.env.example"
        Project = "llm-transformers-audio"
        Container = "llm-transformers-audio"
    }
    "video-api" = @{
        Compose = "core/deploy/docker-gpu/transformers/video.compose.yaml"
        Env = "core/deploy/docker-gpu/transformers/video.env.example"
        Project = "llm-transformers-video"
        Container = "llm-transformers-video"
    }
    "image-api" = @{
        Compose = "core/deploy/docker-gpu/transformers/image.compose.yaml"
        Env = "core/deploy/docker-gpu/transformers/image.env.example"
        Project = "llm-transformers-image"
        Container = "llm-transformers-image"
    }
    "model-chat-ui" = @{
        Compose = "core/deploy/docker-gpu/model-chat/compose.yaml"
        Env = "core/deploy/docker-gpu/model-chat/.env.windows-z.example"
        Project = "llm-model-chat-ui"
        Container = "llm-model-chat-ui"
    }
}

$plan = $services[$Service]
if (-not (Test-Path -LiteralPath $plan.Compose)) {
    throw "Compose file not found: $($plan.Compose)"
}

$composeArgs = @("--host", $DockerHost, "compose", "-p", $plan.Project)
if ($plan.Env -and (Test-Path -LiteralPath $plan.Env)) {
    $composeArgs += @("--env-file", $plan.Env)
}
$composeArgs += @("-f", $plan.Compose)

switch ($Action) {
    "start" {
        $existing = docker --host $DockerHost ps -a --filter "name=^$($plan.Container)$" --format "{{.Names}}"
        if ($existing -contains $plan.Container) {
            docker --host $DockerHost start $plan.Container
        } else {
            docker @composeArgs up -d
        }
    }
    "stop" {
        $containers = @($plan.Container)
        if ($plan.ExtraContainers) {
            $containers += $plan.ExtraContainers
        }
        foreach ($container in $containers) {
            $existing = docker --host $DockerHost ps -a --filter "name=^$container$" --format "{{.Names}}"
            if ($existing -contains $container) {
                docker --host $DockerHost stop $container
            }
        }
    }
    "restart" {
        docker --host $DockerHost restart $plan.Container
    }
    "status" {
        $containers = @($plan.Container)
        if ($plan.ExtraContainers) {
            $containers += $plan.ExtraContainers
        }
        foreach ($container in $containers) {
            docker --host $DockerHost ps -a --filter "name=^$container$"
        }
        Write-Host ""
        Write-Host "GPU:"
        ssh $SshTarget "nvidia-smi --query-gpu=index,name,memory.used,memory.total,utilization.gpu --format=csv,noheader,nounits"
    }
    "logs" {
        docker --host $DockerHost logs --tail $Tail $plan.Container
    }
}

exit $LASTEXITCODE