package bootstrap

import (
	"baron-sso-backend/internal/domain"
	"os"
	"path/filepath"
	"testing"
)

func TestSeedTenantCSVDefinesWorksmobileDomainClassTenants(t *testing.T) {
	configs, err := loadSeedTenantConfigs()
	if err != nil {
		t.Fatalf("loadSeedTenantConfigs returned error: %v", err)
	}

	expected := []struct {
		name       string
		slug       string
		tenantType string
		parentSlug string
		domains    []string
	}{
		{
			name:       "한맥가족",
			slug:       "hanmac-family",
			tenantType: domain.TenantTypeCompanyGroup,
		},
		{
			name:       "삼안",
			slug:       "saman",
			tenantType: domain.TenantTypeCompany,
			parentSlug: "hanmac-family",
			domains:    []string{"samaneng.com"},
		},
		{
			name:       "한맥기술",
			slug:       "hanmac",
			tenantType: domain.TenantTypeCompany,
			parentSlug: "hanmac-family",
			domains:    []string{"hanmaceng.co.kr"},
		},
		{
			name:       "총괄기획&기술개발센터",
			slug:       "gpdtdc",
			tenantType: domain.TenantTypeCompany,
			parentSlug: "hanmac-family",
			domains:    []string{"baroncs.co.kr"},
		},
		{
			name:       "바론그룹",
			slug:       "baron-group",
			tenantType: domain.TenantTypeCompanyGroup,
			parentSlug: "hanmac-family",
		},
		{
			name:       "(주)장헌",
			slug:       "jangheon",
			tenantType: domain.TenantTypeCompany,
			parentSlug: "baron-group",
			domains:    []string{"jangheon.com"},
		},
		{
			name:       "장헌산업",
			slug:       "jangheon-sanup",
			tenantType: domain.TenantTypeCompany,
			parentSlug: "baron-group",
			domains:    []string{"jangheon.co.kr"},
		},
		{
			name:       "한라산업개발",
			slug:       "hanlla",
			tenantType: domain.TenantTypeCompany,
			parentSlug: "baron-group",
			domains:    []string{"hanllasanup.co.kr"},
		},
		{
			name:       "(주)피티씨",
			slug:       "ptc",
			tenantType: domain.TenantTypeCompany,
			parentSlug: "baron-group",
			domains:    []string{"pre-cast.co.kr"},
		},
		{
			name:       "Personal",
			slug:       "personal",
			tenantType: domain.TenantTypePersonal,
		},
	}

	if len(configs) != len(expected) {
		t.Fatalf("expected %d seed tenants, got %d", len(expected), len(configs))
	}

	for i, want := range expected {
		got := configs[i]
		if got.Name != want.name {
			t.Fatalf("tenant[%d] name = %q, want %q", i, got.Name, want.name)
		}
		if got.Slug != want.slug {
			t.Fatalf("tenant[%d] slug = %q, want %q", i, got.Slug, want.slug)
		}
		if got.Type != want.tenantType {
			t.Fatalf("tenant[%d] type = %q, want %q", i, got.Type, want.tenantType)
		}
		if got.ParentSlug != want.parentSlug {
			t.Fatalf("tenant[%d] parent slug = %q, want %q", i, got.ParentSlug, want.parentSlug)
		}
		if len(got.Domains) != len(want.domains) {
			t.Fatalf("tenant[%d] domains = %#v, want %#v", i, got.Domains, want.domains)
		}
		for j, wantDomain := range want.domains {
			if got.Domains[j] != wantDomain {
				t.Fatalf("tenant[%d] domain[%d] = %q, want %q", i, j, got.Domains[j], wantDomain)
			}
		}
	}
}

func TestNormalizeSeedTenantTypeAllowsOrganization(t *testing.T) {
	if got := normalizeSeedTenantType("organization"); got != domain.TenantTypeOrganization {
		t.Fatalf("normalizeSeedTenantType(organization) = %q, want %q", got, domain.TenantTypeOrganization)
	}
}

func TestLoadSeedTenantConfigsUsesConfiguredCSVPath(t *testing.T) {
	dir := t.TempDir()
	path := filepath.Join(dir, "seed-tenant.csv")
	csv := "name,type,parent_tenant_slug,slug,memo,email_domain\n" +
		"Root,COMPANY_GROUP,,root,Root memo,\n" +
		"Child,COMPANY,root,child,Child memo,child.example.com\n"
	if err := os.WriteFile(path, []byte(csv), 0o600); err != nil {
		t.Fatalf("failed to write seed csv: %v", err)
	}
	t.Setenv(seedTenantCSVPathEnv, path)

	configs, err := loadSeedTenantConfigs()
	if err != nil {
		t.Fatalf("loadSeedTenantConfigs returned error: %v", err)
	}
	if len(configs) != 2 {
		t.Fatalf("expected 2 configs, got %d", len(configs))
	}
	if configs[1].ParentSlug != "root" {
		t.Fatalf("child parent slug = %q, want root", configs[1].ParentSlug)
	}
	if len(configs[1].Domains) != 1 || configs[1].Domains[0] != "child.example.com" {
		t.Fatalf("child domains = %#v, want child.example.com", configs[1].Domains)
	}
}

func TestIsSeedTenantSlugUsesConfiguredCSVPath(t *testing.T) {
	dir := t.TempDir()
	path := filepath.Join(dir, "seed-tenant.csv")
	csv := "name,type,parent_tenant_slug,slug,memo,email_domain\n" +
		"Root,COMPANY_GROUP,,protected-root,Root memo,\n"
	if err := os.WriteFile(path, []byte(csv), 0o600); err != nil {
		t.Fatalf("failed to write seed csv: %v", err)
	}
	t.Setenv(seedTenantCSVPathEnv, path)

	if !IsSeedTenantSlug("protected-root") {
		t.Fatal("protected-root must be detected as seed tenant")
	}
	if IsSeedTenantSlug("normal-tenant") {
		t.Fatal("normal-tenant must not be detected as seed tenant")
	}
}