# Mechanix + Fabric Setup for Windows
# Run in PowerShell: right-click this file -> "Run with PowerShell"

$base  = "https://citrohub.com"
$mcDir = "$env:APPDATA\.minecraft"
$vid   = "fabric-loader-0.15.11-1.20.4"

Write-Host ""
Write-Host "=== Mechanix Installer for Windows ===" -ForegroundColor Cyan
Write-Host "Setting up Fabric + Mechanix for Minecraft 1.20.4..." -ForegroundColor White
Write-Host ""

# 1 — Create version profile directory
$verDir = "$mcDir\versions\$vid"
New-Item -ItemType Directory -Force -Path $verDir | Out-Null

# 2 — Download Fabric loader profile JSON
Write-Host "[1/4] Downloading Fabric loader profile..." -ForegroundColor Yellow
Invoke-WebRequest "$base/fabric-loader-profile.json" -OutFile "$verDir\$vid.json" -UseBasicParsing

# 3 — Create mods folder and download mods
Write-Host "[2/4] Creating mods folder..." -ForegroundColor Yellow
$modsDir = "$mcDir\mods"
New-Item -ItemType Directory -Force -Path $modsDir | Out-Null

Write-Host "[3/4] Downloading Fabric API + Mechanix..." -ForegroundColor Yellow
Invoke-WebRequest "$base/fabric-api.jar"  -OutFile "$modsDir\fabric-api-0.96.0+1.20.4.jar" -UseBasicParsing
Invoke-WebRequest "$base/mechanix.jar"    -OutFile "$modsDir\mechanix-1.0.0.jar"            -UseBasicParsing

# 4 — Add Fabric profile to launcher_profiles.json
Write-Host "[4/4] Registering Fabric profile in Minecraft Launcher..." -ForegroundColor Yellow
$profilesPath = "$mcDir\launcher_profiles.json"
if (Test-Path $profilesPath) {
    $json = Get-Content $profilesPath -Raw | ConvertFrom-Json
    $now  = (Get-Date).ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ss.fffZ")
    $newProfile = [PSCustomObject]@{
        created       = $now
        icon          = "Crafting_Table"
        lastUsed      = $now
        lastVersionId = $vid
        name          = "Mechanix (Fabric 1.20.4)"
        type          = "custom"
    }
    $json.profiles | Add-Member -NotePropertyName "mechanix-fabric" -NotePropertyValue $newProfile -Force
    $json | ConvertTo-Json -Depth 20 | Set-Content $profilesPath -Encoding UTF8
    Write-Host "    Profile added!" -ForegroundColor Green
} else {
    Write-Host "    launcher_profiles.json not found — open the Minecraft Launcher once first, then re-run this script." -ForegroundColor Red
}

Write-Host ""
Write-Host "=== Done! ===" -ForegroundColor Green
Write-Host "Open the Minecraft Launcher, select 'Mechanix (Fabric 1.20.4)' from the profile dropdown, and click Play." -ForegroundColor Cyan
Write-Host ""
Read-Host "Press Enter to close"