install.ps1

# How to Fish Mod Menu installer.
#   One-liner:  irm https://raw.githubusercontent.com/JHVIW/HowToFish-ModMenu/main/install.ps1 | iex
#   From clone: .\install.ps1 [-GameDir "D:\Games\How to Fish"]
# Adds BepInEx 5.4.23.5 (x64) and HTFMenu.dll. Nothing in the original game is modified; see uninstall.ps1.
param(
    [string]$GameDir
)
$ErrorActionPreference = "Stop"
$Repo = "JHVIW/HowToFish-ModMenu"

function Find-GameDir {
    $candidates = @("C:\Program Files (x86)\Steam\steamapps\common\How to Fish\How to Fish")
    $vdf = "C:\Program Files (x86)\Steam\steamapps\libraryfolders.vdf"
    if (Test-Path $vdf) {
        foreach ($m in [regex]::Matches((Get-Content $vdf -Raw), '"path"\s+"([^"]+)"')) {
            $candidates += (Join-Path ($m.Groups[1].Value -replace '\\\\', '\') "steamapps\common\How to Fish\How to Fish")
        }
    }
    foreach ($c in $candidates) { if (Test-Path (Join-Path $c "How to Fish.exe")) { return $c } }
    return $null
}

if (-not $GameDir) { $GameDir = Find-GameDir }
if (-not $GameDir -or -not (Test-Path (Join-Path $GameDir "How to Fish.exe"))) {
    throw "Could not find 'How to Fish.exe'. Re-run with -GameDir '<folder containing How to Fish.exe>'."
}
if (Get-Process "How to Fish" -ErrorAction SilentlyContinue) { throw "Close the game first." }
Write-Host "Game folder: $GameDir"

if (-not (Test-Path (Join-Path $GameDir "BepInEx\core\BepInEx.dll"))) {
    $zip = Join-Path $env:TEMP "BepInEx_win_x64_5.4.23.5.zip"
    Write-Host "Downloading BepInEx 5.4.23.5..."
    Invoke-WebRequest "https://github.com/BepInEx/BepInEx/releases/download/v5.4.23.5/BepInEx_win_x64_5.4.23.5.zip" -OutFile $zip -UseBasicParsing
    Expand-Archive $zip -DestinationPath $GameDir -Force
}

$plugins = Join-Path $GameDir "BepInEx\plugins\HTFMenu"
New-Item -ItemType Directory -Force $plugins | Out-Null
$local = if ($PSScriptRoot) { Join-Path $PSScriptRoot "dist\HTFMenu.dll" } else { $null }
if ($local -and (Test-Path $local)) {
    Copy-Item $local $plugins -Force
} else {
    Write-Host "Downloading latest HTFMenu.dll..."
    $rel = Invoke-RestMethod "https://api.github.com/repos/$Repo/releases/latest" -UseBasicParsing
    $asset = $rel.assets | Where-Object { $_.name -eq "HTFMenu.dll" } | Select-Object -First 1
    if (-not $asset) { throw "No HTFMenu.dll in the latest release." }
    Invoke-WebRequest $asset.browser_download_url -OutFile (Join-Path $plugins "HTFMenu.dll") -UseBasicParsing
}
Write-Host "Done. Start How to Fish and press Right Shift to open the menu." -ForegroundColor Green