[cmdletbinding()]
Param(
    [Parameter(Mandatory=$false)]
    [string]$Path
)


process
{
    if([string]::IsNullOrWhitespace($Path))
    {
        Add-Type -AssemblyName System.Windows.Forms
        $folderBrowser = New-Object System.Windows.Forms.FolderBrowserDialog
        $folderBrowser.Description = 'Bitte den zu teilenden Ordner wählen'
        $folderBrowser.ShowNewFolderButton = $true

        $result = $folderBrowser.ShowDialog()

        if($result -ne [System.Windows.Forms.DialogResult]::OK)
        {
            return;
        }
        $Path = $folderBrowser.SelectedPath
    }

    Copy-Item $MyInvocation.MyCommand.Path $Path -Force | Out-Null
  
    Write-Warning "Initializing Database"
    $null = filebrowser config init -d $db_path -c $config_path | Out-Null

    Write-Warning "Creating 'guest' User"
    $filebrowserArgs = @(
        'users',
        'add', 
        'guest', '""',
        '--perm.download=true',
        '--perm.admin=false',
        '--perm.delete=false',
        '--perm.execute=false',
        '--perm.modify=false',
        '--perm.rename=false',
        '--perm.share=false',
        '--perm.create=false',
        '--locale=de',
        '--viewMode', 'list',
        '--scope', ".",
        '--lockPassword',
        '-d', $db_path,
        '-c', $config_path)

    & filebrowser @filebrowserArgs | Out-Null

    Write-Warning "Folgender Ordner ist nun oeffentlich zugaenglich: $Path"
    filebrowser -r $Path -d $db_path -c $config_path -a "0.0.0.0"
}

begin
{
    [Console]::OutputEncoding = [System.Text.UTF8Encoding]::new()
    $config_json = '{
    "settings": {
        "signup": false,
        "createUserDir": false,
        "userHomeBasePath": "/users",
        "defaults": {
            "scope": ".",
            "locale": "de",
            "viewMode": "list",
            "singleClick": false,
            "sorting": {
                "by": "name",
                "asc": false
            },
            "perm": {
                "admin": false,
                "execute": false,
                "create": false,
                "rename": false,
                "modify": false,
                "delete": false,
                "share": false,
                "download": true
            },
            "commands": [],
            "hideDotfiles": false,
            "dateFormat": false
        },
        "authMethod": "json",
        "branding": {
            "name": "",
            "disableExternal": false,
            "disableUsedPercentage": false,
            "files": "",
            "theme": "",
            "color": ""
        },
        "tus": {
            "chunkSize": 10485760,
            "retryCount": 5
        },
        "commands": {
            "after_copy": [],
            "after_delete": [],
            "after_rename": [],
            "after_save": [],
            "after_upload": [],
            "before_copy": [],
            "before_delete": [],
            "before_rename": [],
            "before_save": [],
            "before_upload": []
        },
        "shell": [],
        "rules": []
    },
    "server": {
        "root": ".",
        "baseURL": "",
        "socket": "",
        "tlsKey": "",
        "tlsCert": "",
        "port": "8080",
        "address": "0.0.0.0",
        "log": "stdout",
        "enableThumbnails": false,
        "resizePreview": false,
        "enableExec": false,
        "typeDetectionByHeader": false,
        "authHook": "",
        "tokenExpirationTime": ""
    },
    "auther": {
        "recaptcha": null
    }
}'

    $app_dir = Join-Path $env:PROGRAMDATA 'filebrowser'
    if(-not (Test-Path $app_dir -PathType Container))
    {
        mkdir -p $app_dir
    }

    $filebrowser_exe = Join-Path $app_dir 'filebrowser.exe'
    if(-not (Test-Path $filebrowser_exe -PathType Leaf))
    {
        try
        {
            Invoke-WebRequest -Uri 'https://git.itsscb.de/itsscb/filebrowser/releases/download/v2.32.0/filebrowser.exe' -OutFile $filebrowser_exe -ErrorAction Stop
        } catch
        {
            throw "Failed to download filebrowser.exe"
        }
    }

    if(-not (Test-Path $filebrowser_exe -PathType Leaf))
    {
        throw "filebrowser.exe is missing"
    }

    Set-Alias 'filebrowser' $filebrowser_exe
    $config_path = Join-Path $app_dir 'config.json'
    $config_json | Set-Content -Path $config_path

    $db_path = Join-Path $app_dir "filebrowser.db"
    if(Test-Path $db_path -PathType Leaf)
    {
        Remove-Item $db_path -Force
    }
   
}