package validator

import (
	"os"
	"path/filepath"
	"testing"

	"gitea.westgate.pw/ShadowsOverWestgate/sow-tools/internal/project"
)

func TestValidateProjectWarnsForCrossHAKDuplicateAssets(t *testing.T) {
	root := t.TempDir()
	mustMkdir(t, filepath.Join(root, "src"))
	mustMkdir(t, filepath.Join(root, "assets", "low"))
	mustMkdir(t, filepath.Join(root, "assets", "high"))
	mustMkdir(t, filepath.Join(root, "build"))

	mustWriteFile(t, filepath.Join(root, "nwn-tool.json"), `{
  "module": {
    "name": "Test Assets",
    "resref": "testassets"
  },
  "paths": {
    "source": "src",
    "assets": "assets",
    "build": "build"
  },
  "haks": [
    { "name": "low", "priority": 1, "max_bytes": 0, "split": false, "include": ["low/**"] },
    { "name": "high", "priority": 2, "max_bytes": 0, "split": false, "include": ["high/**"] }
  ]
}
`)
	mustWriteFile(t, filepath.Join(root, "assets", "low", "shared.mdl"), "low")
	mustWriteFile(t, filepath.Join(root, "assets", "high", "shared.mdl"), "high")

	p, err := project.Load(root)
	if err != nil {
		t.Fatalf("load project: %v", err)
	}
	if err := p.ValidateLayout(); err != nil {
		t.Fatalf("validate layout: %v", err)
	}
	if err := p.Scan(); err != nil {
		t.Fatalf("scan: %v", err)
	}

	report := ValidateProject(p)
	if report.HasErrors() {
		t.Fatalf("expected warnings only, got errors: %#v", report.Diagnostics)
	}
	if report.WarningCount() != 1 {
		t.Fatalf("expected 1 warning, got %d (%#v)", report.WarningCount(), report.Diagnostics)
	}
}

func mustMkdir(t *testing.T, path string) {
	t.Helper()
	if err := os.MkdirAll(path, 0o755); err != nil {
		t.Fatalf("mkdir %s: %v", path, err)
	}
}

func mustWriteFile(t *testing.T, path, data string) {
	t.Helper()
	if err := os.WriteFile(path, []byte(data), 0o644); err != nil {
		t.Fatalf("write %s: %v", path, err)
	}
}