package topdata

import (
	"path/filepath"
	"strings"
	"testing"
)

func TestValidateClassFeatMasterfeatAccessibilityWarnsOnUnobtainableExpansion(t *testing.T) {
	root := testProjectRoot(t)
	mkdirAll(t, filepath.Join(root, "topdata", "data", "classes", "feats"))
	mkdirAll(t, filepath.Join(root, "topdata", "data", "feat"))
	mkdirAll(t, filepath.Join(root, "topdata", "data", "masterfeats"))
	writeFile(t, filepath.Join(root, "topdata", "data", "classes", "base.json"), `{
  "output": "classes.2da",
  "columns": ["Label", "Name", "FeatsTable"],
  "rows": [
    {"id": 4, "key": "classes:fighter", "Label": "Fighter", "Name": "111", "FeatsTable": "cls_feat_fighter"},
    {"id": 10, "key": "classes:wizard", "Label": "Wizard", "Name": "112", "FeatsTable": "cls_feat_wizard"}
  ]
}`+"\n")
	writeFile(t, filepath.Join(root, "topdata", "data", "classes", "lock.json"), `{"classes:fighter":4,"classes:wizard":10}`+"\n")
	writeFile(t, filepath.Join(root, "topdata", "data", "classes", "feats", "wizard.json"), `{
  "key": "classes/feats:wizard",
  "output": "cls_feat_wizard.2da",
  "columns": ["FeatLabel", "FeatIndex", "List", "GrantedOnLevel", "OnMenu"],
  "rows": [
    {"FeatIndex": {"id": "masterfeats:spellfocus"}, "List": "1", "GrantedOnLevel": "-1", "OnMenu": "0"},
    {"FeatIndex": {"id": "masterfeats:weaponspecialization"}, "List": "1", "GrantedOnLevel": "-1", "OnMenu": "0"}
  ]
}`+"\n")
	writeFile(t, filepath.Join(root, "topdata", "data", "feat", "base.json"), `{
  "output": "feat.2da",
  "columns": ["LABEL", "FEAT", "DESCRIPTION", "MASTERFEAT", "ALLCLASSESCANUSE", "MinLevelClass"],
  "rows": [
    {"id": 100, "key": "feat:spellfocus_abjuration", "LABEL": "SpellFocusAbj", "FEAT": "1000", "DESCRIPTION": "1001", "MASTERFEAT": "1", "ALLCLASSESCANUSE": "0", "MinLevelClass": "****"},
    {"id": 101, "key": "feat:spellfocus_conjuration", "LABEL": "SpellFocusCon", "FEAT": "1002", "DESCRIPTION": "1003", "MASTERFEAT": "1", "ALLCLASSESCANUSE": "1", "MinLevelClass": "****"},
    {"id": 200, "key": "feat:weaponspecialization_longsword", "LABEL": "WeaponSpecLongsword", "FEAT": "2000", "DESCRIPTION": "2001", "MASTERFEAT": "2", "ALLCLASSESCANUSE": "0", "MinLevelClass": {"id": "classes:fighter"}}
  ]
}`+"\n")
	writeFile(t, filepath.Join(root, "topdata", "data", "feat", "lock.json"), `{
  "feat:spellfocus_abjuration": 100,
  "feat:spellfocus_conjuration": 101,
  "feat:weaponspecialization_longsword": 200
}`+"\n")
	writeFile(t, filepath.Join(root, "topdata", "data", "masterfeats", "base.json"), `{
  "output": "masterfeats.2da",
  "columns": ["LABEL", "STRREF", "DESCRIPTION", "ICON"],
  "rows": [
    {"id": 1, "key": "masterfeats:spellfocus", "LABEL": "SpellFocus", "STRREF": "6492", "DESCRIPTION": "426", "ICON": "ife_magic"},
    {"id": 2, "key": "masterfeats:weaponspecialization", "LABEL": "WeaponSpecialization", "STRREF": "6491", "DESCRIPTION": "437", "ICON": "ife_wepspec"}
  ]
}`+"\n")
	writeFile(t, filepath.Join(root, "topdata", "data", "masterfeats", "lock.json"), `{
  "masterfeats:spellfocus": 1,
  "masterfeats:weaponspecialization": 2
}`+"\n")

	report := ValidationReport{}
	validateClassFeatMasterfeatAccessibility(filepath.Join(root, "topdata", "data"), &report)

	warned := map[string]bool{}
	for _, diagnostic := range report.Diagnostics {
		if diagnostic.Severity != SeverityWarning {
			continue
		}
		for _, featKey := range []string{"feat:spellfocus_abjuration", "feat:spellfocus_conjuration", "feat:weaponspecialization_longsword"} {
			if strings.Contains(diagnostic.Message, featKey) {
				warned[featKey] = true
			}
		}
	}
	if !warned["feat:spellfocus_abjuration"] {
		t.Fatalf("expected warning for unobtainable ALLCLASSESCANUSE=0 feat, got: %+v", report.Diagnostics)
	}
	if warned["feat:spellfocus_conjuration"] {
		t.Fatalf("did not expect warning for ALLCLASSESCANUSE=1 feat, got: %+v", report.Diagnostics)
	}
	if warned["feat:weaponspecialization_longsword"] {
		t.Fatalf("did not expect warning for feat with explicit MinLevelClass, got: %+v", report.Diagnostics)
	}
}