<#
.SYNOPSIS
  Cree le squelette d'un mod d'assets (lot H3c, Docs/Modding/FullGuides/Creating_Asset_Mods.md).

.DESCRIPTION
  Cree ModSources\<Nom>\ :
      <Nom>.uplugin                 plugin de contenu (assets cuits a part du jeu)
      Content\                      assets du mod (a remplir dans l'editeur : Tools/EditMod.ps1)
      Module\<Nom>.lpmod            module LifePlay (MODULE_UNIQUEID = <Nom>, active depuis le gestionnaire de mods)
      Module\CREDITS.txt            credits et licences des assets
  et, avec -Hairs, Tools\mods\<Nom>.json (configuration de Tools/HairPipeline.ps1, liste de coiffures vide).
  Refuse un nom deja pris (sources, module du jeu ou plugin).

.EXAMPLE
  .\Tools\NewMod.ps1 -Name MyHairPack -Title "My Hair Pack" -Author "Me" -License "CC BY 4.0" -AuthorLink https://example.org -Hairs
#>
param(
    [Parameter(Mandatory)] [ValidatePattern('^[A-Za-z][A-Za-z0-9_]{2,40}$')] [string] $Name,
    [Parameter(Mandatory)] [string] $Title,
    [Parameter(Mandatory)] [string] $Author,
    [string] $Description = '',
    [string] $Link = '',
    [string] $ModVersion = '1.0',
    [string] $License = '',
    [string] $AuthorLink = '',
    [string] $Price = 'Free',
    [switch] $Hairs
)

$ErrorActionPreference = 'Stop'
$Root = Split-Path $PSScriptRoot -Parent
$src = Join-Path $Root "ModSources\$Name"
foreach ($taken in $src, (Join-Path $Root "Mods\$Name"), (Join-Path $Root "Content\Modules\$Name"), (Join-Path $Root "Plugins\$Name")) {
    if (Test-Path $taken) { throw "Nom deja pris : $taken" }
}
$utf8 = New-Object Text.UTF8Encoding $false
New-Item -ItemType Directory -Force (Join-Path $src 'Content'), (Join-Path $src 'Module') | Out-Null

$plugin = [ordered]@{
    FileVersion = 3; Version = 1; VersionName = $ModVersion
    FriendlyName = $Title
    Description = $(if ($Description) { $Description } else { "LifePlay mod: $Title" })
    Category = 'LifePlay Mods'; CreatedBy = $Author
    CanContainContent = $true; IsBetaVersion = $false; Installed = $false
}
if ($AuthorLink) { $plugin.CreatedByURL = $AuthorLink }
[IO.File]::WriteAllText((Join-Path $src "$Name.uplugin"), ($plugin | ConvertTo-Json) + "`r`n", $utf8)

$lpmod = @(
    "MODULE_UNIQUEID: $Name",
    "MODULE_NAME: $Title",
    "MODULE_AUTHOR: $Author",
    "MODULE_LINK: $Link",
    "MODULE_DESCRIPTION: $(if ($Description) { $Description } else { $Title })",
    'MODULE_REQUIREMENTS: vin_Base',
    # Metadonnees (H3d) ; MODULE_PACKAGED et MODULE_GAME_VERSION sont ecrites par BuildMod.ps1 dans la copie livree.
    "MODULE_VERSION: $ModVersion",
    "MODULE_CREATED: $(Get-Date -Format 'yyyy-MM-dd')",
    "MODULE_LICENSE: $License",
    "MODULE_AUTHOR_LINK: $AuthorLink",
    "MODULE_PRICE: $Price")
[IO.File]::WriteAllText((Join-Path $src "Module\$Name.lpmod"), ($lpmod -join "`r`n") + "`r`n", $utf8)
[IO.File]::WriteAllText((Join-Path $src 'Module\CREDITS.txt'), "Credits and licenses of the assets in $Title (one line per asset: title, author, license, source URL, changes).`r`n", $utf8)

if ($Hairs) {
    $cfgPath = Join-Path $Root "Tools\mods\$Name.json"
    if (Test-Path $cfgPath) { throw "$cfgPath existe deja" }
    $cfg = [ordered]@{
        mod = $Name; module = $Name; folder = "/$Name/Hairs"
        backup = "D:/Game/LifePlay_Backup_5.5/mods/$Name"
        hairs = @()
    }
    New-Item -ItemType Directory -Force (Split-Path $cfgPath -Parent) | Out-Null
    [IO.File]::WriteAllText($cfgPath, ($cfg | ConvertTo-Json -Depth 4) + "`r`n", $utf8)
    Write-Host "Configuration des coiffures : $cfgPath (ajouter les entrees de 'hairs', voir Tools/mods/lpr_hair_pocolov.json)"
}
Write-Host "Mod cree : $src"
Write-Host "Suite : .\Tools\EditMod.ps1 -Name $Name (assets dans l'editeur), puis .\Tools\BuildMod.ps1 -Name $Name"