<#
    Define the callsign of you PowerShell Module.
    Callsign is used to identity:
    - Module Manifest file name
    - Artifact File
    - Git repository name
    - Module name
#>
$CALLSIGN = 'PSCredentialStore'
Write-Host ("Callsign is: {0}" -f $CALLSIGN) -ForegroundColor Yellow


Function Invoke-InstallDependencies() {
    [CmdletBinding()]
    Param()

    Process {
        Try {
            Install-PackageProvider -Name NuGet -RequiredVersion '2.8.5.208' -Force -Verbose
            Import-PackageProvider -Name NuGet -RequiredVersion '2.8.5.208' -Force
            Install-Module -Name 'Pester' -Scope CurrentUser -RequiredVersion '4.0.8' -Force -SkipPublisherCheck -AllowClobber
            Install-Module -Name 'posh-git' -Scope CurrentUser -RequiredVersion '0.7.1' -Force -SkipPublisherCheck -AllowClobber
            Install-Module -Name 'PSCoverage' -Scope CurrentUser -Force -SkipPublisherCheck -AllowClobber
            Import-Module -Name 'Pester', 'posh-git', 'PSCoverage'
        }
        Catch {
            $MsgParams = @{
                Message = 'Could not install the required dependencies!'
                Category = 'Error'
                Details = $_.Exception.Message
            }
            Add-AppveyorMessage @MsgParams
            Throw $MsgParams.Message
        }

    }
}
Function Invoke-AppVeyorBumpVersion() {
    [CmdletBinding()]
    Param()

    Write-Host "Listing Env Vars for debugging:" -ForegroundColor Yellow
    # Filter Results to prevent exposing secure vars.
    Get-ChildItem -Path "Env:*" | Where-Object { $_.name -notmatch "(NuGetToken|CoverallsToken)"} | Sort-Object -Property Name | Format-Table

    Try {
        $ModManifest = Get-Content -Path (".\src\{0}.psd1" -f $CALLSIGN)
        $BumpedManifest = $ModManifest -replace '0.0.0.9999', $Env:APPVEYOR_BUILD_VERSION
        Remove-Item -Path (".\src\{0}.psd1" -f $CALLSIGN)
        Out-File -FilePath (".\src\{0}.psd1" -f $CALLSIGN) -InputObject $BumpedManifest -NoClobber -Encoding utf8 -Force
    }
    Catch {
        $MsgParams = @{
            Message = 'Could not bump current version into module manifest.'
            Category = 'Error'
            Details = $_.Exception.Message
        }
        Add-AppveyorMessage @MsgParams
        Throw $MsgParams.Message
    }
}

Function Invoke-AppVeyorBuild() {
    [CmdletBinding()]
    Param()
    $MsgParams = @{
        Message = 'Creating build artifacts'
        Category = 'Information'
        Details = 'Extracting source files and compressing them into zip file.'
    }
    Add-AppveyorMessage @MsgParams
    $CompParams = @{
        Path = "{0}\src\*" -f $env:APPVEYOR_BUILD_FOLDER
        DestinationPath = "{0}\bin\{1}.zip" -f $env:APPVEYOR_BUILD_FOLDER, $CALLSIGN
        Update = $True
        Verbose = $True
    }
    Compress-Archive @CompParams
    $MsgParams = @{
        Message = 'Pushing artifacts'
        Category = 'Information'
        Details = 'Pushing artifacts to AppVeyor store.'
    }
    Add-AppveyorMessage @MsgParams
    Push-AppveyorArtifact (".\bin\{0}.zip" -f $CALLSIGN)
}

Function Invoke-AppVeyorTests() {
    [CmdletBinding()]
    Param()

    $MsgParams = @{
        Message = 'Starting Pester tests'
        Category = 'Information'
        Details = 'Now running all test found in .\tests\ dir.'
    }
    Add-AppveyorMessage @MsgParams
    $testresults = Invoke-Pester -Path ( Get-ChildItem -Path ".\tests\*.Tests.ps1" -Recurse | Sort-Object -Property Name ) -ExcludeTag 'Disabled' -PassThru
    ForEach ($Item in $testresults.TestResult) {
        Switch ($Item.Result) {
            "Passed" {
                $TestParams = @{
                    Name = "{0}: {1}" -f $Item.Context, $Item.Name
                    Framework = "NUnit"
                    Filename = $Item.Describe
                    Outcome = "Passed"
                    Duration = $Item.Time.Milliseconds
                }
                Add-AppveyorTest @TestParams
            }
            "Failed" {
                $TestParams = @{
                    Name = "{0}: {1}" -f $Item.Context, $Item.Name
                    Framework = "NUnit"
                    Filename = $Item.Describe
                    Outcome = "Failed"
                    Duration = $Item.Time.Milliseconds
                    ErrorMessage = $Item.FailureMessage
                    ErrorStackTrace = $Item.StackTrace
                }
                Add-AppveyorTest @TestParams
            }
            Default {
                $TestParams = @{
                    Name = "{0}: {1}" -f $Item.Context, $Item.Name
                    Framework = "NUnit"
                    Filename = $Item.Describe
                    Outcome = "None"
                    Duration = $Item.Time.Milliseconds
                    ErrorMessage = $Item.FailureMessage
                    ErrorStackTrace = $Item.StackTrace
                }
                Add-AppveyorTest @TestParams
            }
        }
    }
    If ($testresults.FailedCount -gt 0) {
        $MsgParams = @{
            Message = 'Pester Tests failed.'
            Category = 'Error'
            Details = "$($testresults.FailedCount) tests failed."
        }
        Add-AppveyorMessage @MsgParams
        Throw $MsgParams.Message
    }

}

Function Invoke-CoverageReport() {
    [CmdletBinding()]
    Param(
        [Parameter(Mandatory = $False)]
        [ValidateNotNullOrEmpty()]
        [String]$RepoToken = $Env:CoverallsToken
    )

    #Import-Module ('.\src\{0}.psm1' -f $CALLSIGN) -Verbose -Force
    $FileMap = New-PesterFileMap -SourceRoot '.\src' -PesterRoot '.\tests'
    $CoverageReport = New-CoverageReport -PesterFileMap $FileMap -RepoToken $RepoToken
    Write-Host "CoverageReport JSON:" -ForegroundColor Yellow
    $CoverageReport | Out-String | Write-Host
    Publish-CoverageReport -CoverageReport $CoverageReport
}

Function Invoke-AppVeyorPSGallery() {
    [CmdletBinding()]
    Param(
        [Parameter(Mandatory = $true)]
        [ValidateNotNullOrEmpty()]
        [String]$OnBranch
    )
    Expand-Archive -Path (".\bin\{0}.zip" -f $CALLSIGN) -DestinationPath ("C:\Users\appveyor\Documents\WindowsPowerShell\Modules\{0}\" -f $CALLSIGN) -Verbose
    Import-Module -Name $CALLSIGN -Verbose -Force
    Write-Host "Available Package Provider:" -ForegroundColor Yellow
    Get-PackageProvider -ListAvailable
    Write-Host "Available Package Sources:" -ForegroundColor Yellow
    Get-PackageSource
    Try {
        Write-Host "Try to get NuGet Provider:" -ForegroundColor Yellow
        Get-PackageProvider -Name NuGet -ErrorAction Stop
    }
    Catch {
        Write-Host "Installing NuGet..." -ForegroundColor Yellow
        Install-PackageProvider -Name NuGet -MinimumVersion '2.8.5.201' -Force -Verbose
        Import-PackageProvider NuGet -MinimumVersion '2.8.5.201' -Force
    }
    Try {
        If ($env:APPVEYOR_REPO_BRANCH -eq 'master') {
            Write-Host "try to publish module" -ForegroundColor Yellow
            Write-Host ("Callsign is: {0}" -f $CALLSIGN) -ForegroundColor Yellow
            Publish-Module -Name $CALLSIGN -NuGetApiKey $env:NuGetToken -Verbose -Force
        }
        Else {
            Write-Host "Skip publishing to PS Gallery because we are on $($env:APPVEYOR_REPO_BRANCH) branch." -ForegroundColor Yellow
            # had to remove the publish-Module statement because it would publish although the -WhatIf is given.
            # Publish-Module -Name $CALLSIGN -NuGetApiKey $env:NuGetToken -Verbose -WhatIf
        }
    }
    Catch {
        $MsgParams = @{
            Message = 'Could not deploy module to PSGallery.'
            Category = 'Error'
            Details = $_.Exception.Message
        }
        Add-AppveyorMessage @MsgParams
        Throw $MsgParams.Message
    }
}