# Keep PowerShell 7 console text I/O on UTF-8 for predictable native tool behavior.
if ($IsWindows -and $PSVersionTable.PSEdition -eq 'Core' -and $Host.Name -eq 'ConsoleHost') {
    chcp 65001 > $null
    $Utf8NoBom = New-Object System.Text.UTF8Encoding($false)
    [Console]::InputEncoding = $Utf8NoBom
    [Console]::OutputEncoding = $Utf8NoBom
    $OutputEncoding = $Utf8NoBom
}

# Keep interactive editing comfortable without depending on extra prompt frameworks.
if (
    $Host.Name -eq 'ConsoleHost' -and
    -not [Console]::IsOutputRedirected -and
    $Host.UI.SupportsVirtualTerminal -and
    (Get-Module -ListAvailable -Name PSReadLine)
) {
    Import-Module PSReadLine -ErrorAction SilentlyContinue
    Set-PSReadLineOption -PredictionSource History -ErrorAction SilentlyContinue
    Set-PSReadLineOption -PredictionViewStyle ListView -ErrorAction SilentlyContinue
    Set-PSReadLineOption -HistoryNoDuplicates:$true -ErrorAction SilentlyContinue
}

function Reload-Profile {
    . $PROFILE
}

function which {
    param(
        [Parameter(Mandatory = $true)]
        [string]$Name
    )

    Get-Command -Name $Name -All | Select-Object CommandType, Name, Source
}

function touch {
    param(
        [Parameter(Mandatory = $true, ValueFromRemainingArguments = $true)]
        [string[]]$Path
    )

    foreach ($Item in $Path) {
        if (Test-Path -LiteralPath $Item) {
            (Get-Item -LiteralPath $Item).LastWriteTime = Get-Date
        }
        else {
            New-Item -ItemType File -Path $Item -Force | Out-Null
        }
    }
}

function mkcd {
    param(
        [Parameter(Mandatory = $true)]
        [string]$Path
    )

    New-Item -ItemType Directory -Path $Path -Force | Out-Null
    Set-Location -Path $Path
}

function open {
    param(
        [string]$Path = '.'
    )

    Invoke-Item -Path $Path
}

function croot {
    if (-not (Get-Command git -ErrorAction SilentlyContinue)) {
        Write-Error 'git is not available in PATH.'
        return
    }

    $Root = git rev-parse --show-toplevel 2>$null
    if ($LASTEXITCODE -ne 0 -or [string]::IsNullOrWhiteSpace($Root)) {
        Write-Error 'Not inside a Git repository.'
        return
    }

    Set-Location -Path $Root.Trim()
}

function Get-PublicIp {
    $CurlExe = Get-Command curl.exe -ErrorAction SilentlyContinue
    if ($null -ne $CurlExe) {
        try {
            $CurrentIp = & $CurlExe.Source --silent --show-error --max-time 3 https://ifconfig.me/ip
            return ([string]$CurrentIp).Trim()
        }
        catch {
            return $null
        }
    }

    try {
        return ([string](Invoke-RestMethod -Uri 'https://ifconfig.me/ip' -TimeoutSec 3)).Trim()
    }
    catch {
        return $null
    }
}

function proxy_on {
    $ProxyHost = 'hproxy.local'
    $ProxyPort = 12334

    $env:HTTP_PROXY = 'http://{0}:{1}' -f $ProxyHost, $ProxyPort
    $env:HTTPS_PROXY = 'http://{0}:{1}' -f $ProxyHost, $ProxyPort
    $env:ALL_PROXY = 'socks5://{0}:{1}' -f $ProxyHost, $ProxyPort
    $env:NO_PROXY = '{0},localhost,127.0.0.1,.concept-software.ru' -f $ProxyHost

    'Proxy enabled. Checking route...'
    $CurrentIp = Get-PublicIp
    if ([string]::IsNullOrWhiteSpace($CurrentIp)) {
        'Current IP: unavailable'
    }
    else {
        'Current IP: {0}' -f $CurrentIp
    }
}

function proxy_off {
    foreach ($VariableName in 'HTTP_PROXY', 'HTTPS_PROXY', 'ALL_PROXY', 'NO_PROXY') {
        Remove-Item -Path ('Env:{0}' -f $VariableName) -ErrorAction SilentlyContinue
    }

    'Proxy disabled. Checking route...'
    $CurrentIp = Get-PublicIp
    if ([string]::IsNullOrWhiteSpace($CurrentIp)) {
        'Current IP: unavailable'
    }
    else {
        'Current IP: {0}' -f $CurrentIp
    }
}

function myip {
    $CurrentIp = Get-PublicIp
    if ([string]::IsNullOrWhiteSpace($CurrentIp)) {
        'IP: unavailable'
    }
    else {
        'IP: {0}' -f $CurrentIp
    }
}

if (Get-Command wt -ErrorAction SilentlyContinue) {
    function wt-here {
        wt -d (Get-Location).ProviderPath
    }

    function wt-tab-here {
        wt -w 0 new-tab -d (Get-Location).ProviderPath
    }

    function wt-split-here {
        wt -w 0 split-pane -d (Get-Location).ProviderPath
    }
}

# Keep stable hooks for machine-local overrides and future managed fragments.
$ExtraProfile = Join-Path $HOME '.config\powershell\profile.extra.ps1'
if (Test-Path -LiteralPath $ExtraProfile) {
    . $ExtraProfile
}

$ExtraProfileDir = Join-Path $HOME '.config\powershell\profile.d'
if (Test-Path -LiteralPath $ExtraProfileDir) {
    foreach ($ProfileFragment in (Get-ChildItem -Path $ExtraProfileDir -Filter '*.ps1' -File | Sort-Object Name)) {
        . $ProfileFragment.FullName
    }
}

# Import the Chocolatey Profile that contains the necessary code to enable
# tab-completions to function for `choco`.
# Be aware that if you are missing these lines from your profile, tab completion
# for `choco` will not function.
# See https://ch0.co/tab-completion for details.
$ChocolateyProfile = "$env:ChocolateyInstall\helpers\chocolateyProfile.psm1"
if (Test-Path -LiteralPath $ChocolateyProfile) {
    Import-Module $ChocolateyProfile
}