#Requires -Version 5.1
<#
.SYNOPSIS
    Builds the Campaign Tracker Docker image and pushes it to the private registry.
.EXAMPLE
    .\docker-publish.ps1
    .\docker-publish.ps1 -SkipBuild   # push a previously built image
#>

param(
    [switch]$SkipBuild
)

Set-StrictMode -Version Latest
$ErrorActionPreference = "Stop"

# ---------------------------------------------------------------------------
# Configuration
# ---------------------------------------------------------------------------
$REGISTRY_HOST = "192.168.1.200"     # change port if needed, e.g. "192.168.1.200:5000"
$IMAGE_NAME    = "campaign-tracker"
$FULL_TAG      = "$REGISTRY_HOST/$IMAGE_NAME`:latest"

# ---------------------------------------------------------------------------
# Helpers
# ---------------------------------------------------------------------------
function Write-Step([string]$msg) {
    Write-Host "`n==> $msg" -ForegroundColor Cyan
}

function Assert-DockerRunning {
    docker info > $null 2>&1
    if ($LASTEXITCODE -ne 0) {
        Write-Error "Docker is not running or not reachable. Start Docker Desktop and retry."
    }
}

# ---------------------------------------------------------------------------
# Main
# ---------------------------------------------------------------------------
Assert-DockerRunning

if (-not $SkipBuild) {
    Write-Step "Building image: $FULL_TAG"
    docker build --tag $FULL_TAG .
    if ($LASTEXITCODE -ne 0) { Write-Error "docker build failed (exit $LASTEXITCODE)." }
}

Write-Step "Pushing image: $FULL_TAG"
docker push $FULL_TAG
if ($LASTEXITCODE -ne 0) { Write-Error "docker push failed (exit $LASTEXITCODE)." }

Write-Host "`nDone. Image available at $FULL_TAG" -ForegroundColor Green