# Dot sourcing the reqs file will make 
. .\Generate-Cpps-reqs.ps1

$cme_file_url = "ftp://ftp.cmegroup.com/pub/fprf/csv/cmeg.fut.prf.csv"
$ics_file = "ics_spreads.csv"
$csv_save_path = ".\cmeg.fut.prf.csv"
$output_file = ".\cme_reference_data.conf"

# turn off console update progress while downloading
$CurrentProgressPref = $ProgressPreference;
$ProgressPreference = "SilentlyContinue";
Invoke-WebRequest -Uri $cme_file_url -OutFile $csv_save_path
$ProgressPreference = $CurrentProgressPref

$a = Import-Csv -Path @($csv_save_path, $ics_file)
$b = $a | select Sym, Mult | Group Sym | Sort Name
$mic_grouping = $a | select Sym, Exch | Group Sym | Sort Name

# Automated header disclaimer
@"
#
# Entire file generated by automated script.  DO NOT EDIT!
# source: tools/cpp_helper/generate-cpps.ps1
#

"@ | out-file -Encoding ascii $output_file 

# cpps
"CppConfig`n{`n`tvalue`n`t{" | out-file -Encoding ascii $output_file -Append
$b | % { 
	if ($known_good.ContainsKey($_.Group[0].Sym)) { 
		$cpp = $known_good[$_.Group[0].Sym] 
	} else { 
		$cpp = $_.Group[0].Mult 
	}
	"`t`tcpp_entry {{ key: `"{0}`" value: {1} }}" -f $_.Group[0].Sym, $cpp } `
	| out-file -Encoding ascii $output_file -Append
"`t}`n}`n" | out-file -Encoding ascii $output_file -Append

# mics
"CmeSymbolMics`n{`n`tvalue`n`t{" | out-file -Encoding ascii $output_file -Append
$mic_grouping | % {
	"`t`tcme_mic {{ key: `"{0}`" value: {1} }}" -f $_.Group[0].Sym, $_.Group[0].Exch } `
	| out-file -Encoding ascii $output_file -Append
"`t}`n}" | out-file -Encoding ascii $output_file -Append


Remove-Item $csv_save_path -Force

# You can now copy the output file to defaults assuming all looks good
# Copy-Item .\cme_reference_data.conf ..\..\src\lib\config\defaults\ -Force
# Remove-Item cme_reference_data.conf