mirror of
https://github.com/fleschutz/PowerShell.git
synced 2024-11-22 16:03:22 +01:00
54 lines
1.6 KiB
PowerShell
Executable File
54 lines
1.6 KiB
PowerShell
Executable File
<#
|
|
.SYNOPSIS
|
|
List coffee prices
|
|
.DESCRIPTION
|
|
This PowerShell script queries alphavantage.co and lists the global price of coffee (monthly, in cents per points).
|
|
.EXAMPLE
|
|
PS> ./list-coffee-prices.ps1
|
|
.LINK
|
|
https://github.com/fleschutz/PowerShell
|
|
.NOTES
|
|
Author: Markus Fleschutz | License: CC0
|
|
#>
|
|
|
|
function WriteHorizontalBar { param([float]$Value, [float]$Max)
|
|
$Num = ($Value * 100.0) / $Max
|
|
while ($Num -ge 1.0) { Write-Host "█" -noNewline; $Num -= 1.0 }
|
|
if ($Num -ge 0.875) {
|
|
Write-Host "▉" -noNewline
|
|
} elseif ($Num -ge 0.75) {
|
|
Write-Host "▊" -noNewline
|
|
} elseif ($Num -ge 0.625) {
|
|
Write-Host "▋" -noNewline
|
|
} elseif ($Num -ge 0.5) {
|
|
Write-Host "▌" -noNewline
|
|
} elseif ($Num -ge 0.375) {
|
|
Write-Host "▍" -noNewline
|
|
} elseif ($Num -ge 0.25) {
|
|
Write-Host "▎" -noNewline
|
|
} elseif ($Num -ge 0.125) {
|
|
Write-Host "▏" -noNewline
|
|
}
|
|
Write-Host " $Value"
|
|
}
|
|
|
|
try {
|
|
Write-Progress "Loading data from www.alphavantage.co..."
|
|
$prices = (Invoke-WebRequest -URI "https://www.alphavantage.co/query?function=COFFEE&interval=monthly&apikey=demo" -userAgent "curl" -useBasicParsing).Content | ConvertFrom-Json
|
|
Write-Progress -completed " "
|
|
|
|
""
|
|
"$($prices.name) (by alphavantage.co, in $($prices.unit))"
|
|
"---------------------------------------------------------------"
|
|
foreach($item in $prices.data) {
|
|
if ($Item.value -eq ".") { continue }
|
|
Write-Host "$($item.date) " -noNewline
|
|
[int]$value = $Item.value
|
|
WriteHorizontalBar $value 350.0
|
|
}
|
|
exit 0 # success
|
|
} catch {
|
|
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
|
|
exit 1
|
|
}
|