PowerShell_Scripts/base/Reload-MyScripts.ps1

[CmdletBinding(SupportsShouldProcess)]param()

try { Get-Alias Get-MyAliases -ErrorAction Stop | ForEach-Object { Remove-Item "Alias:$($_.Name)" } } catch {}
function Get-MyAliases {
[CmdletBinding(SupportsShouldProcess)]param([switch]$ScriptsOnly)

    $local:allAliases = @()

    $MyAliasScope = 0
    $local:_scope = 0
    $local:_done = $false
    do {
        try {
            $local:newAliases += Get-Alias -Scope $_scope |
                Where-Object {
                    ($_.Definition -match "^$MyPSScriptRoot") -or (-not $ScriptsOnly -and ($_.Description -match '#MyAlias'))
                }
            if( $newAliases ) {
                $allAliases += $newAliases
                    $MyAliasScope = $_scope;
                Write-Verbose "`$MyAliasScope is now set to $MyAliasScope"
            }
        } catch {
            Write-Verbose "catch: $($_.Exception.Message)"
                $_done = $_.Exception.Message -match 'The scope .* exceeds'
        }
        $_scope += 1
    } until ( $_done )

    $allAliases
}

function getScriptName{param([string]$FullPath)
    $FullPath -replace '\.ps1$','' -replace "^$([regex]::Escape($MyPSScriptRoot)).",''
}

$local:IsVerbose = [bool]($PSBoundParameters['Verbose'])

# Loads mandatory Package code
try {
    $null = [Packagesz]
} catch {
    $local:PackagePath = $(Join-Path $MyPSScriptRoot 'base')
    Join-Path $(Join-Path $PackagePath profile.d) 'classes.ps1' |
        Where-Object { Test-Path $_ } | ForEach-Object { . $_ }
}
$local:myPackages = Get-MyPackages -ReturnFullPath -IncludeRoot | Get-Item

$local:myAliases = [ordered]@{}

$myPackages | 
    ForEach-Object { Join-Path $_.FullName Aliases } |
    Where-Object { Test-Path $_ } |
    Get-ChildItem | ForEach-Object {
        $myAliases[$_.BaseName] = Get-Content $_.FullName
    }

$script:MyAliasScope = 0

$local:oldAliases = Get-MyAliases

$oldAliases = Get-Alias -Scope $MyAliasScope |
    Where-Object Name -in $($oldAliases.Name + $myAliases.Keys)

if( $oldAliases -and $IsVerbose ) { 
    Write-Verbose "Removing: $($oldAliases.Name -join ', ')"
}
if( Get-Command Remove-Alias -ErrorAction SilentlyContinue ) {
    $oldAliases | Remove-Alias -Scope $MyAliasScope
} else {
    $oldAliases | ForEach-Object { Remove-Item "Alias:$($_.Name)" }
}

if( $(. Get-ScopeDepth) -gt 0 ) {
    Write-Host -ForegroundColor Red "Try sourcing Reload-MyScripts instead of just running it"
}

foreach( $local:PackagePath in $myPackages ) {
    $local:PackageName = $PackagePath.Name

    Join-Path $PackagePath 'profile.d' | Where-Object { Test-Path $_ } |
        Get-ChildItem -Filter '*.ps1' |
        ForEach-Object {
            Write-Verbose "Loading $(getScriptName $_.FullName)...";
            ". '$($_.FullName)';"
        } |
        Invoke-Expression
    
    $local:CommandsToAlias = (
        @( $PackagePath ) + $(
            [SystemName]::_GetValidValues("",$true,$true) |
                ForEach-Object {
                    Join-Path $PackagePath "sys.$_"
                }
        )) |
        Where-Object { Test-Path $_ } |
        ForEach-Object {
            Get-ChildItem (Join-Path $_ '*.ps1') | Where-Object Name -notmatch '\.inc\.ps1$'
        }
    
    $CommandsToAlias | ForEach-Object {
            Write-Verbose "Creating alias for $(getScriptName $_.FullName) Script..."
            Set-Alias $($_.BaseName) $_.FullName -Scope $MyAliasScope
        }
}

foreach( $local:alias in $myAliases.Keys ) {
    Write-Verbose "Adding $($alias) alias..."
    Set-Alias -Name $alias -Value $myAliases[$alias] -Description '#MyAlias' -Scope $MyAliasScope
}