# Dota 2 Assistant - GSI Setup Script
# Run as Administrator if needed (or ensure write access to Dota 2 directory)
# Usage: .\install_gsi.ps1

param(
    [string]$DotaPath = "C:\Program Files (x86)\Steam\steamapps\common\dota 2 beta"
)

$ErrorActionPreference = "Stop"

Write-Host "=== Dota 2 Assistant - GSI Configuration Setup ===" -ForegroundColor Cyan

# Find Dota 2 installation
$gsiDir = Join-Path $DotaPath "game\dota\cfg\gamestate_integration"

if (-not (Test-Path (Join-Path $DotaPath "game\dota"))) {
    # Try common Steam library paths
    $possiblePaths = @(
        "C:\Program Files (x86)\Steam\steamapps\common\dota 2 beta",
        "D:\Steam\steamapps\common\dota 2 beta",
        "C:\Steam\steamapps\common\dota 2 beta"
    )
    foreach ($path in $possiblePaths) {
        if (Test-Path (Join-Path $path "game\dota")) {
            $DotaPath = $path
            $gsiDir = Join-Path $DotaPath "game\dota\cfg\gamestate_integration"
            break
        }
    }
}

if (-not (Test-Path (Join-Path $DotaPath "game\dota"))) {
    Write-Host "ERROR: Could not find Dota 2 installation." -ForegroundColor Red
    Write-Host "Please specify the path with: .\install_gsi.ps1 -DotaPath 'D:\Steam\steamapps\common\dota 2 beta'"
    exit 1
}

Write-Host "Found Dota 2 at: $DotaPath" -ForegroundColor Green

# Create GSI directory
if (-not (Test-Path $gsiDir)) {
    New-Item -ItemType Directory -Path $gsiDir -Force | Out-Null
    Write-Host "Created directory: $gsiDir" -ForegroundColor Green
} else {
    Write-Host "GSI directory already exists: $gsiDir"
}

# Copy config file
$srcCfg = Join-Path $PSScriptRoot "config\gamestate_integration_assistant.cfg"
$dstCfg = Join-Path $gsiDir "gamestate_integration_assistant.cfg"

if (Test-Path $srcCfg) {
    Copy-Item $srcCfg $dstCfg -Force
    Write-Host "Installed GSI config to: $dstCfg" -ForegroundColor Green
} else {
    Write-Host "WARNING: Config file not found at $srcCfg" -ForegroundColor Yellow
    Write-Host "Writing config directly..."
    $cfgContent = @'
"dota2-assistant"
{
    "uri"           "http://127.0.0.1:3000"
    "timeout"       "5.0"
    "buffer"        "0.1"
    "throttle"      "0.5"
    "heartbeat"     "30.0"
    "data"
    {
        "draft"       "1"
        "hero"        "1"
        "abilities"   "1"
        "items"       "1"
        "map"         "1"
        "player"      "1"
        "provider"    "1"
    }
}
'@
    Set-Content -Path $dstCfg -Value $cfgContent -Encoding UTF8
    Write-Host "Created GSI config at: $dstCfg" -ForegroundColor Green
}

Write-Host ""
Write-Host "=== IMPORTANT: Next Steps ===" -ForegroundColor Yellow
Write-Host "1. Add '-gamestateintegration' to Dota 2 launch options in Steam:"
Write-Host "   Right-click Dota 2 -> Properties -> General -> Launch Options"
Write-Host ""
Write-Host "2. Set Dota 2 to 'Borderless Windowed' mode:"
Write-Host "   Dota 2 Settings -> Video -> Display Mode -> Borderless Window"
Write-Host ""
Write-Host "3. Run dota2-assistant.exe BEFORE launching Dota 2"
Write-Host ""
Write-Host "Setup complete!" -ForegroundColor Green