include/Teams.ps1

@{
    Name = 'Teams'
    Configuration = @{
        WebHook = @{Required = $true; Type = [string]; Default = $null }
        Details = @{Required = $false; Type = [bool]; Default = $true}
        Level   = @{Required = $false; Type = [string]; Default = $Logging.Level}
        Colors  = @{Required = $false; Type = [hashtable]; Default = @{
            'DEBUG' = 'blue'
            'INFO' = 'brightgreen'
            'WARNING' = 'orange'
            'ERROR' = 'red'
        }}
    }
    Logger = {
        param(
            [hashtable] $Log,
            [hashtable] $Configuration
        )

        $Payload = [ordered] @{
            '@type' = 'MessageCard'
            '@context' = 'https://schema.org/extensions'
            summary = '[{0}] {1}' -f $Log.Level, $Log.Message
            themeColor = '#0078D7'
            title = $Log.Message
            text = '![{0}](https://raster.shields.io/static/v1?label=Logging&message={0}&color={1}&style=flat)' -f $Log.Level, $Configuration.Colors[$Log.Level]
        }

        $sections = @()

        if ($Log.Body) {
            $body = [ordered]@{};

            if ($Log.Body.Activity) {
                $body.activityTitle     = @('Body', $Log.Body.Activity.title)[[bool]$Log.Body.Activity.title]
                $body.activitySubTitle  = $Log.Body.Activity.subtitle
                $body.text              = $Log.Body.Activity.text
            } elseif ($Log.Body.Facts) {
                $body.title             = 'Facts'
                if ($Log.Body.Facts -is [array]) {
                    $body.facts         = $Log.Body.Facts
                } elseif ($Log.Body.Facts -is [hashtable]) {
                    $body.facts         = $Log.Body.Facts.Keys | %{
                                                @{
                                                    name = $_
                                                    value = $Log.Body.Facts[$_]
                                                }
                                            }
                } else {
                    $body.facts         = @{
                            name='fact'
                            value = $($Log.Body.Facts | ConvertTo-Json -Depth 3 -Compress)
                        }
                }
            } elseif ($Log.Body -is [string]) {
                $body.activityTitle     = 'Body'
                $body.text              = $Log.Body
            } else {
                $body.activityTitle     = 'Body'
                $body.text              = $Log.Body | ConvertTo-Json -Depth 3 -Compress
            }

            $sections += $body
        }

        if ($Configuration.Details) {
            $details = [ordered] @{}
            $details.activitySubtitle = 'Details'
            $details.facts = $Log.Keys | ?{$_ -notin 'message', 'body'} | sort | %{
                [ordered] @{
                    name = $_
                    value = if ([string]::IsNullOrEmpty($Log[$_])) {'(none)'} else {[string] $Log[$_]}
                }
            }
            $sections += $details
        }

        if ($sections) {
            $Payload.sections = $sections
        }

        $Payload = $Payload | ConvertTo-Json -Depth 5 -Compress

        Invoke-RestMethod -Method POST -Uri $Configuration.WebHook -Body $Payload -ContentType 'application/json; charset=UTF-8' | Out-Null
    }
}