public/Get-Task.ps1
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function Get-Task { <# .SYNOPSIS Get a task by ID. .DESCRIPTION Get a task by ID. See also Get-TodoList. .PARAMETER Id Defines the ID of a task that is to be searched. .PARAMETER User Each TODO list is accociated to a user account. The default user account is read from the username environment variable. Specify a value for this parameter to access an another TODO list from a different user. .INPUTS You can pipe IDs as integers to Get-Task. .OUTPUTS A Task object. .EXAMPLE PS C:\> Get-Task 42 | select Description Get the description of task #42. .EXAMPLE PS C:\> 1..10 | Get-Task Get the first ten tasks in your TODO list. If there are currently less than ten tasks in your TODO list, return the entire TODO list instead. #> [Alias("gtask")] [OutputType("Task")] [CmdletBinding()] param( [Parameter(Position = 0, Mandatory, ValueFromPipeline)] [int[]] $Id, [Parameter()] [string] $User = $env:USERNAME ) begin { $DatabasePath = Join-Path -Path $(Get-SavePath) -ChildPath "${User}.db" if (-not (Test-Path $DatabasePath)) { Write-Error -Message "This TODO list does not exist. You can create one with the command 'New-TodoList -User ${User}'" -Category ObjectNotFound -ErrorAction Stop } $Connection = New-Object -TypeName System.Data.SQLite.SQLiteConnection $Connection.ConnectionString = "DATA SOURCE=${DatabasePath}" $Connection.Open() } process { foreach ($i in $Id) { $Sql = $Connection.CreateCommand() $Sql.CommandText = "SELECT * FROM TodoList WHERE Id = $i" $Adapter = New-Object -TypeName System.Data.SQLite.SQLiteDataAdapter $Sql $Data = New-Object System.Data.DataSet [void]$Adapter.Fill($Data) $Task = $Data.Tables[0] | ForEach-Object { [Task]::new($_.Id, $_.Project, $_.Description, $_.Priority, $_.Status, $_.StartDate, $_.DueDate) } Write-Output $Task } } end { $Connection.Close() $Sql.Dispose() } } |