A PowerShell script to display a random Git tip of the day.

Show-GitTip.ps1

#requires -version 4.0

<#
Display a random Git tip of the day to the console.
This script does not write anything to the pipeline.

You will need to clone or download the git-tips project locally 
from https://github.com/git-tips

This script is described at http://bit.ly/1OgpK7O
#>

[cmdletbinding()]
Param(
[Parameter(Position=0, HelpMessage = "The path to a json file with git tips")]
[ValidateScript({
if (Test-Path $_) {
   $True
}
else {
   Throw "Cannot validate path $_"
}
})]     
[string]$Path = 'c:\scripts\tips\tips.json'
)


Begin {
    Write-Verbose "[BEGIN  ] Starting: $($MyInvocation.Mycommand)"  

    $alternatetitle = @"
......................
. Git Tip of The Day .
......................

"@

    $title = @"
----------------------
  Git Tip of The Day  
----------------------

"@
} #begin

Process {
    Write-Host $title  -ForegroundColor Yellow -BackgroundColor DarkGray

    #Get all of the tips
    Write-Verbose "[PROCESS] Selecting a random tip from $path"
    Get-Content -path $path  | ConvertFrom-Json | 
    Get-Random -Count 1 | 
    foreach {
     Write-Host $_.Title -ForegroundColor Green
     Write-Host $_.tip -ForegroundColor cyan
     #write a blank line
     Write-Host " "
    }

} #process

End {
    Write-Verbose "[END    ] Ending: $($MyInvocation.Mycommand)"
} #end