package entity

import (
	"testing"

	"github.com/stretchr/testify/assert"

	"github.com/photoprism/photoprism/internal/acl"
	"github.com/photoprism/photoprism/internal/form"
	"github.com/photoprism/photoprism/pkg/authn"
	"github.com/photoprism/photoprism/pkg/rnd"
)

func TestNewUser(t *testing.T) {
	m := NewUser()

	assert.True(t, rnd.IsRefID(m.RefID))
	assert.True(t, rnd.IsUID(m.UserUID, UserUID))
}

func TestFindLocalUser(t *testing.T) {
	t.Run("Admin", func(t *testing.T) {
		m := FindLocalUser("admin")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 1, m.ID)
		assert.NotEmpty(t, m.UserUID)
		assert.Equal(t, "admin", m.UserName)
		assert.Equal(t, "admin", m.Username())
		m.UserName = "Admin "
		assert.Equal(t, "admin", m.Username())
		assert.Equal(t, "Admin ", m.UserName)
		assert.Equal(t, "Admin", m.DisplayName)
		assert.Equal(t, acl.RoleAdmin, m.AclRole())
		assert.Equal(t, "", m.Attr())
		assert.False(t, m.IsVisitor())
		assert.True(t, m.SuperAdmin)
		assert.True(t, m.CanLogin)
		assert.True(t, m.CanInvite)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})

	t.Run("Alice", func(t *testing.T) {
		m := FindLocalUser("alice")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 5, m.ID)
		assert.Equal(t, "uqxetse3cy5eo9z2", m.UserUID)
		assert.Equal(t, "alice", m.UserName)
		assert.Equal(t, "Alice", m.DisplayName)
		assert.Equal(t, "alice@example.com", m.UserEmail)
		assert.True(t, m.SuperAdmin)
		assert.Equal(t, acl.RoleAdmin, m.AclRole())
		assert.NotEqual(t, acl.RoleVisitor, m.AclRole())
		assert.False(t, m.IsVisitor())
		assert.True(t, m.CanLogin)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})

	t.Run("Bob", func(t *testing.T) {
		m := FindLocalUser("bob")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 7, m.ID)
		assert.Equal(t, "uqxc08w3d0ej2283", m.UserUID)
		assert.Equal(t, "bob", m.UserName)
		assert.Equal(t, "Robert Rich", m.DisplayName)
		assert.Equal(t, "bob@example.com", m.UserEmail)
		assert.False(t, m.SuperAdmin)
		assert.False(t, m.IsVisitor())
		assert.True(t, m.CanLogin)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})

	t.Run("Unknown", func(t *testing.T) {
		m := FindLocalUser("")

		if m != nil {
			t.Fatal("result should be nil")
		}
	})

	t.Run("NotFound", func(t *testing.T) {
		m := FindLocalUser("xxx")

		if m != nil {
			t.Fatal("result should be nil")
		}
	})
}

func TestFindUserByName(t *testing.T) {
	t.Run("Admin", func(t *testing.T) {
		m := FindUserByName("admin")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 1, m.ID)
		assert.NotEmpty(t, m.UserUID)
		assert.Equal(t, "admin", m.UserName)
		assert.Equal(t, "admin", m.Username())
		m.UserName = "Admin "
		assert.Equal(t, "admin", m.Username())
		assert.Equal(t, "Admin ", m.UserName)
		assert.Equal(t, "Admin", m.DisplayName)
		assert.Equal(t, acl.RoleAdmin, m.AclRole())
		assert.Equal(t, "", m.Attr())
		assert.False(t, m.IsVisitor())
		assert.True(t, m.SuperAdmin)
		assert.True(t, m.CanLogin)
		assert.True(t, m.CanInvite)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})

	t.Run("Alice", func(t *testing.T) {
		m := FindUserByName("alice")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 5, m.ID)
		assert.Equal(t, "uqxetse3cy5eo9z2", m.UserUID)
		assert.Equal(t, "alice", m.UserName)
		assert.Equal(t, "Alice", m.DisplayName)
		assert.Equal(t, "alice@example.com", m.UserEmail)
		assert.True(t, m.SuperAdmin)
		assert.Equal(t, acl.RoleAdmin, m.AclRole())
		assert.NotEqual(t, acl.RoleVisitor, m.AclRole())
		assert.False(t, m.IsVisitor())
		assert.True(t, m.CanLogin)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})

	t.Run("Bob", func(t *testing.T) {
		m := FindUserByName("bob")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 7, m.ID)
		assert.Equal(t, "uqxc08w3d0ej2283", m.UserUID)
		assert.Equal(t, "bob", m.UserName)
		assert.Equal(t, "Robert Rich", m.DisplayName)
		assert.Equal(t, "bob@example.com", m.UserEmail)
		assert.False(t, m.SuperAdmin)
		assert.False(t, m.IsVisitor())
		assert.True(t, m.CanLogin)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})

	t.Run("Unknown", func(t *testing.T) {
		m := FindUserByName("")

		if m != nil {
			t.Fatal("result should be nil")
		}
	})

	t.Run("NotFound", func(t *testing.T) {
		m := FindUserByName("xxx")

		if m != nil {
			t.Fatal("result should be nil")
		}
	})
}

func TestUser_Create(t *testing.T) {
	t.Run("Slug", func(t *testing.T) {
		var m = User{
			UserName:    "example",
			UserRole:    acl.RoleAdmin.String(),
			DisplayName: "Example",
			SuperAdmin:  false,
			CanLogin:    true,
		}

		if err := m.Create(); err != nil {
			t.Fatal(err)
		}

		assert.Equal(t, "example", m.Username())
		assert.Equal(t, "example", m.UserName)

		if err := m.UpdateUsername("example-editor"); err == nil {
			t.Fatal("error expected")
		}
	})
	t.Run("NewUser", func(t *testing.T) {
		if err := NewUser().Create(); err != nil {
			t.Fatal(err)
		}
	})
}

func TestUser_UpdateUsername(t *testing.T) {
	t.Run("Exists", func(t *testing.T) {
		var m = User{
			ID:          2,
			UserName:    "foo",
			UserRole:    acl.RoleAdmin.String(),
			DisplayName: "Admin",
			SuperAdmin:  false,
			CanLogin:    true,
		}

		if err := m.UpdateUsername("admin"); err == nil {
			t.Fatal("error expected")
		} else {
			t.Logf("expected errror: %s", err)
		}
	})
}

func TestUser_SetUsername(t *testing.T) {
	t.Run("photoprism", func(t *testing.T) {
		m := FindUserByName("admin")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, "admin", m.Username())
		assert.Equal(t, "admin", m.UserName)

		if err := m.SetUsername("photoprism"); err != nil {
			t.Fatal(err)
		}

		assert.Equal(t, "photoprism", m.Username())
		assert.Equal(t, "photoprism", m.UserName)
	})
}

func TestUser_WrongPassword(t *testing.T) {
	t.Run("admin", func(t *testing.T) {
		m := FindUserByName("admin")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.False(t, m.WrongPassword("photoprism"))
	})
	t.Run("admin invalid password", func(t *testing.T) {
		m := FindUserByName("admin")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.True(t, m.WrongPassword("wrong-password"))
	})
	t.Run("no password existing", func(t *testing.T) {
		p := User{UserUID: "u000000000000010", UserName: "Hans", DisplayName: ""}
		err := p.Save()
		if err != nil {
			t.Fatal(err)
		}
		assert.True(t, p.WrongPassword("abcdef"))

	})
	t.Run("NotRegistered", func(t *testing.T) {
		p := User{UserUID: "u12", UserName: "", DisplayName: ""}
		assert.True(t, p.WrongPassword("abcdef"))
	})
	t.Run("PasswordEmpty", func(t *testing.T) {
		p := User{UserUID: "u000000000000011", UserName: "User", DisplayName: ""}
		assert.True(t, p.WrongPassword(""))
	})
}

func TestUser_Save(t *testing.T) {
	t.Run("Ok", func(t *testing.T) {
		p := User{}

		err := p.Save()

		if err != nil {
			t.Fatal(err)
		}
	})

	t.Run("NewUser", func(t *testing.T) {
		if err := NewUser().Save(); err != nil {
			t.Fatal(err)
		}
	})
}

func TestFirstOrCreateUser(t *testing.T) {
	t.Run("NotExisting", func(t *testing.T) {
		p := &User{ID: 555}

		result := FirstOrCreateUser(p)
		if result == nil {
			t.Fatal("result should not be nil")
		}

		assert.NotEmpty(t, result.ID)

	})
	t.Run("Existing", func(t *testing.T) {
		p := &User{ID: 1234}
		err := p.Save()

		if err != nil {
			t.Fatal(err)
		}

		result := FirstOrCreateUser(p)

		if result == nil {
			t.Fatal("result should not be nil")
		}
		assert.NotEmpty(t, result.ID)
	})
}

func TestFindUser(t *testing.T) {
	t.Run("ID", func(t *testing.T) {
		m := FindUser(User{ID: 1})

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 1, m.ID)
		assert.NotEmpty(t, m.UserUID)
		assert.Equal(t, "admin", m.UserName)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
	t.Run("Admin", func(t *testing.T) {
		m := FindUser(User{ID: 2, UserName: "admin"})

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 1, m.ID)
		assert.NotEmpty(t, m.UserUID)
		assert.Equal(t, "admin", m.UserName)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
	t.Run("UserUID", func(t *testing.T) {
		m := FindUser(User{UserUID: "u000000000000002"})

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, -2, m.ID)
		assert.NotEmpty(t, m.UserUID)
		assert.Equal(t, "", m.UserName)
		assert.Equal(t, "Visitor", m.DisplayName)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
	t.Run("UserName", func(t *testing.T) {
		m := FindUser(User{UserName: "admin"})

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 1, m.ID)
		assert.NotEmpty(t, m.UserUID)
		assert.Equal(t, "admin", m.UserName)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
	t.Run("Unknown", func(t *testing.T) {
		m := FindUser(User{})

		if m != nil {
			t.Fatal("result should be nil")
		}
	})
	t.Run("NotFound", func(t *testing.T) {
		m := FindUser(User{UserUID: "xxx"})

		if m != nil {
			t.Fatal("result should be nil")
		}
	})
}

func TestFindUserByUID(t *testing.T) {
	t.Run("Visitor", func(t *testing.T) {
		m := FindUserByUID("u000000000000002")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, -2, m.ID)
		assert.NotEmpty(t, m.UserUID)
		assert.Equal(t, "", m.UserName)
		assert.Equal(t, "Visitor", m.DisplayName)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
	t.Run("Unknown", func(t *testing.T) {
		m := FindUserByUID("")

		if m != nil {
			t.Fatal("result should be nil")
		}
	})
	t.Run("NotFound", func(t *testing.T) {
		m := FindUserByUID("xxx")

		if m != nil {
			t.Fatal("result should be nil")
		}
	})
	t.Run("Alice", func(t *testing.T) {
		m := FindUserByUID("uqxetse3cy5eo9z2")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 5, m.ID)
		assert.Equal(t, "uqxetse3cy5eo9z2", m.UserUID)
		assert.Equal(t, "alice", m.Username())
		assert.Equal(t, "Alice", m.DisplayName)
		assert.Equal(t, "alice@example.com", m.UserEmail)
		assert.True(t, m.SuperAdmin)
		assert.True(t, m.IsAdmin())
		assert.True(t, m.IsSuperAdmin())
		assert.False(t, m.IsVisitor())
		assert.True(t, m.CanLogin)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
	t.Run("Bob", func(t *testing.T) {
		m := FindUserByUID("uqxc08w3d0ej2283")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 7, m.ID)
		assert.Equal(t, "uqxc08w3d0ej2283", m.UserUID)
		assert.Equal(t, "bob", m.UserName)
		assert.Equal(t, "Robert Rich", m.DisplayName)
		assert.Equal(t, "bob@example.com", m.UserEmail)
		assert.False(t, m.SuperAdmin)
		assert.True(t, m.IsAdmin())
		assert.False(t, m.IsSuperAdmin())
		assert.False(t, m.IsVisitor())
		assert.True(t, m.CanLogin)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
	t.Run("Friend", func(t *testing.T) {
		m := FindUserByUID("uqxqg7i1kperxvu7")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		assert.Equal(t, 8, m.ID)
		assert.Equal(t, "uqxqg7i1kperxvu7", m.UserUID)
		assert.False(t, m.SuperAdmin)
		assert.True(t, m.IsAdmin())
		assert.False(t, m.IsVisitor())
		assert.True(t, m.CanLogin)
		assert.NotEmpty(t, m.CreatedAt)
		assert.NotEmpty(t, m.UpdatedAt)
	})
}

func TestUser_String(t *testing.T) {
	t.Run("UID", func(t *testing.T) {
		p := User{UserUID: "abc123", UserName: "", DisplayName: ""}
		assert.Equal(t, "abc123", p.String())
	})
	t.Run("FullName", func(t *testing.T) {
		p := User{UserUID: "abc123", UserName: "", DisplayName: "Test"}
		assert.Equal(t, "'Test'", p.String())
	})
	t.Run("UserName", func(t *testing.T) {
		p := User{UserUID: "abc123", UserName: "Super-User ", DisplayName: "Test"}
		assert.Equal(t, "'super-user'", p.String())
	})
}

func TestUser_Admin(t *testing.T) {
	t.Run("SuperAdmin", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: "", SuperAdmin: true}
		assert.True(t, p.IsAdmin())
	})
	t.Run("RoleAdmin", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: "", UserRole: acl.RoleAdmin.String()}
		assert.True(t, p.IsAdmin())
	})
	t.Run("False", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: "", SuperAdmin: false, UserRole: ""}
		assert.False(t, p.IsAdmin())
	})
}

func TestUser_Anonymous(t *testing.T) {
	t.Run("True", func(t *testing.T) {
		p := User{UserUID: "", UserName: "Hanna", DisplayName: ""}
		assert.True(t, p.IsUnknown())
	})
	t.Run("False", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: "", SuperAdmin: true}
		assert.False(t, p.IsUnknown())
	})
}

func TestUser_Guest(t *testing.T) {
	t.Run("True", func(t *testing.T) {
		p := User{UserUID: "", UserName: "Hanna", DisplayName: "", UserRole: acl.RoleVisitor.String()}
		assert.True(t, p.IsVisitor())
	})
	t.Run("False", func(t *testing.T) {
		p := User{UserUID: "", UserName: "Hanna", DisplayName: ""}
		assert.False(t, p.IsVisitor())
	})
}

func TestUser_SetPassword(t *testing.T) {
	t.Run("Ok", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: ""}
		if err := p.SetPassword("insecure"); err != nil {
			t.Fatal(err)
		}
	})
	t.Run("NotRegistered", func(t *testing.T) {
		p := User{UserUID: "", UserName: "Hanna", DisplayName: ""}
		assert.Error(t, p.SetPassword("insecure"))

	})
	t.Run("PasswordTooShort", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: ""}
		assert.Error(t, p.SetPassword("cat"))
	})
	t.Run("PasswordTooLong", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: ""}
		assert.Error(t, p.SetPassword("hfnoehurhgfoeuro7584othgiyruifh85hglhiryhgbbyeirygbubgirgtheuogfugfkhsbdgiyerbgeuigbdtiyrgehbik"))
	})
}

func TestUser_InitLogin(t *testing.T) {
	t.Run("Ok", func(t *testing.T) {
		p := User{UserUID: "u000000000000009", UserName: "Hanna", DisplayName: ""}
		assert.Nil(t, FindPassword("u000000000000009"))
		p.InitAccount("admin", "insecure")
		m := FindPassword("u000000000000009")

		if m == nil {
			t.Fatal("result should not be nil")
		}
	})
	t.Run("AlreadyExists", func(t *testing.T) {
		p := User{UserUID: "u000000000000010", UserName: "Hans", DisplayName: ""}

		if err := p.Save(); err != nil {
			t.Logf("cannot user %s: ", err)
		}

		if err := p.SetPassword("insecure"); err != nil {
			t.Fatal(err)
		}

		assert.NotNil(t, FindPassword("u000000000000010"))
		p.InitAccount("admin", "insecure")
		m := FindPassword("u000000000000010")

		if m == nil {
			t.Fatal("result should not be nil")
		}
	})
	t.Run("NotRegistered", func(t *testing.T) {
		p := User{UserUID: "u12", UserName: "", DisplayName: ""}
		assert.Nil(t, FindPassword("u12"))
		p.InitAccount("admin", "insecure")
		assert.Nil(t, FindPassword("u12"))
	})
	t.Run("EmptyPassword", func(t *testing.T) {
		p := User{UserUID: "u000000000000011", UserName: "User", DisplayName: ""}
		assert.Nil(t, FindPassword("u000000000000011"))
		p.InitAccount("admin", "")
		assert.Nil(t, FindPassword("u000000000000011"))
	})
}

func TestUser_AclRole(t *testing.T) {
	t.Run("SuperAdmin", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: "", SuperAdmin: true, UserRole: ""}
		assert.Equal(t, acl.RoleAdmin, p.AclRole())
		assert.True(t, p.IsAdmin())
		assert.False(t, p.IsVisitor())
	})
	t.Run("RoleAdmin", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: "", SuperAdmin: false, UserRole: acl.RoleAdmin.String()}
		assert.Equal(t, acl.RoleAdmin, p.AclRole())
		assert.True(t, p.IsAdmin())
		assert.False(t, p.IsVisitor())
	})
	t.Run("NoName", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "", DisplayName: "", UserRole: acl.RoleAdmin.String()}
		assert.Equal(t, acl.RoleVisitor, p.AclRole())
		assert.False(t, p.IsAdmin())
		assert.True(t, p.IsVisitor())
	})
	t.Run("Unauthorized", func(t *testing.T) {
		p := User{UserUID: "u000000000000008", UserName: "Hanna", DisplayName: ""}
		assert.Equal(t, acl.RoleUnknown, p.AclRole())
		assert.False(t, p.IsAdmin())
		assert.False(t, p.IsVisitor())
	})
}

func TestUser_Validate(t *testing.T) {
	t.Run("NameValid", func(t *testing.T) {
		u := &User{
			UserName:    "validate",
			DisplayName: "Validate",
			UserEmail:   "validate@example.com",
			UserRole:    acl.RoleAdmin.String(),
		}

		assert.NoError(t, u.Validate())
	})
	t.Run("NameEmpty", func(t *testing.T) {
		u := &User{
			UserName:    "",
			DisplayName: "Validate",
			UserEmail:   "validate@example.com",
			UserRole:    acl.RoleAdmin.String(),
		}

		assert.Error(t, u.Validate())
	})
	t.Run("NameNotUnique", func(t *testing.T) {
		FirstOrCreateUser(&User{
			UserName: "notunique1",
		})

		u := &User{
			UserName:    "notunique1",
			DisplayName: "Not Unique",
			UserEmail:   "notunique1@example.com",
			UserRole:    acl.RoleAdmin.String(),
		}

		assert.Error(t, u.Validate())
	})
	t.Run("EmailNotUnique", func(t *testing.T) {
		FirstOrCreateUser(&User{
			UserEmail: "notunique2@example.com",
		})

		u := &User{
			UserName:    "notunique2",
			UserEmail:   "notunique2@example.com",
			DisplayName: "Not Unique",
			UserRole:    acl.RoleAdmin.String(),
		}

		assert.Error(t, u.Validate())
	})
	t.Run("EmailNotUnique", func(t *testing.T) {
		FirstOrCreateUser(&User{
			UserName:    "notunique3",
			UserEmail:   "notunique3@example.com",
			DisplayName: "Not Unique",
			UserRole:    acl.RoleAdmin.String(),
		})

		u := FirstOrCreateUser(&User{
			UserName:    "notunique30",
			UserEmail:   "notunique3@example.com",
			DisplayName: "Not Unique",
			UserRole:    acl.RoleAdmin.String(),
		})

		u.UserName = "notunique3"

		assert.Error(t, u.Validate())
	})
	t.Run("EmailEmpty", func(t *testing.T) {
		FirstOrCreateUser(&User{
			UserName: "nnomail",
		})

		u := &User{
			UserName:    "nomail",
			UserEmail:   "",
			DisplayName: "No Mail",
			UserRole:    acl.RoleAdmin.String(),
		}

		assert.NoError(t, u.Validate())
	})
	t.Run("RoleEmpty", func(t *testing.T) {
		u := &User{
			UserName:    "test.example",
			UserEmail:   "test@example.com",
			DisplayName: "Test Example",
			UserRole:    "",
		}

		assert.Error(t, u.Validate())
	})
	t.Run("RoleAdmin", func(t *testing.T) {
		u := &User{
			UserName:    "test.example",
			UserEmail:   "test@example.com",
			DisplayName: "Test Example",
			UserRole:    acl.RoleAdmin.String(),
		}

		assert.NoError(t, u.Validate())
	})
	t.Run("RoleInvalid", func(t *testing.T) {
		u := &User{
			UserName:    "test.example",
			UserEmail:   "test@example.com",
			DisplayName: "Test Example",
			UserRole:    "foobar",
		}

		assert.Error(t, u.Validate())
	})
}

func TestAddUser(t *testing.T) {
	t.Run("TooShort", func(t *testing.T) {
		u := form.User{
			UserName:  "thomas1",
			UserEmail: "thomas1@example.com",
			Password:  "hel",
		}

		err := AddUser(u)
		assert.Error(t, err)
	})
	t.Run("TooLong", func(t *testing.T) {
		u := form.User{
			UserName:  "thomas3",
			UserEmail: "thomas3@example.com",
			Password:  "1234567725244364789969hhkvnsgjlb;ghfnbn nd;dhewy8ortfgbkryeti7gfbie57yteoubgvlsiruwojflger",
			UserRole:  acl.RoleAdmin.String(),
		}

		err := AddUser(u)
		assert.Error(t, err)
	})
	t.Run("Invalid Role", func(t *testing.T) {
		u := form.User{
			UserName:  "thomas4",
			UserEmail: "thomas4@example.com",
			Password:  "helloworld",
			UserRole:  "invalid",
		}

		err := AddUser(u)
		assert.Error(t, err)
	})
	t.Run("Valid", func(t *testing.T) {
		u := form.User{
			UserName:  "thomas2",
			UserEmail: "thomas2@example.com",
			Password:  "helloworld",
			UserRole:  acl.RoleAdmin.String(),
		}

		err := AddUser(u)
		assert.Nil(t, err)
	})
}

func TestDeleteUser(t *testing.T) {
	t.Run("Ok", func(t *testing.T) {
		u := &User{
			UserName:    "thomasdel",
			UserEmail:   "thomasdel@example.com",
			DisplayName: "Thomas Delete",
			UserRole:    acl.RoleAdmin.String(),
		}

		u = FirstOrCreateUser(u)
		err := u.Delete()
		assert.NoError(t, err)
	})
	t.Run("DoesNotExist", func(t *testing.T) {
		u := &User{
			UserName:    "thomasdel2",
			UserEmail:   "thomasdel2@example.com",
			DisplayName: "Thomas Delete 2",
			UserRole:    acl.RoleUnknown.String(),
		}

		err := u.Delete()
		assert.Error(t, err)
	})
}

func TestUser_Deleted(t *testing.T) {
	assert.False(t, UserFixtures.Pointer("alice").Deleted())
	assert.True(t, UserFixtures.Pointer("deleted").Deleted())
}

func TestUser_Expired(t *testing.T) {
	assert.False(t, UserFixtures.Pointer("alice").Expired())
	assert.False(t, UserFixtures.Pointer("deleted").Expired())
}

func TestUser_Disabled(t *testing.T) {
	assert.False(t, UserFixtures.Pointer("alice").Disabled())
	assert.True(t, UserFixtures.Pointer("deleted").Disabled())
}

func TestUser_UpdateLoginTime(t *testing.T) {
	alice := UserFixtures.Get("alice")
	time1 := alice.LoginAt
	assert.Nil(t, time1)
	alice.UpdateLoginTime()
	time2 := alice.LoginAt
	assert.NotNil(t, time2)
	alice.UpdateLoginTime()
	time3 := alice.LoginAt
	assert.NotNil(t, time3)
	assert.True(t, time3.After(*time2) || time3.Equal(*time2))
}

func TestUser_CanLogIn(t *testing.T) {
	alice := UserFixtures.Get("alice")
	assert.True(t, alice.CanLogIn())
	alice.SetProvider(authn.ProviderNone)
	assert.False(t, alice.CanLogIn())
	alice.SetProvider(authn.ProviderLocal)
	assert.True(t, alice.CanLogIn())

	assert.False(t, UserFixtures.Pointer("deleted").CanLogIn())
}

func TestUser_CanUseWebDAV(t *testing.T) {
	alice := UserFixtures.Get("alice")
	assert.True(t, alice.CanUseWebDAV())
	alice.SetProvider(authn.ProviderNone)
	assert.False(t, alice.CanUseWebDAV())
	alice.SetProvider(authn.ProviderLocal)
	assert.True(t, alice.CanUseWebDAV())

	assert.False(t, UserFixtures.Pointer("deleted").CanUseWebDAV())
	assert.False(t, UserFixtures.Pointer("friend").CanUseWebDAV())
}

func TestUser_CanUpload(t *testing.T) {
	alice := UserFixtures.Get("alice")
	assert.True(t, alice.CanUpload())
	alice.SetProvider(authn.ProviderNone)
	assert.False(t, alice.CanUpload())
	alice.SetProvider(authn.ProviderLocal)
	assert.True(t, alice.CanUpload())

	assert.False(t, UserFixtures.Pointer("deleted").CanUpload())
	assert.True(t, UserFixtures.Pointer("friend").CanUpload())
}

func TestUser_SharedUIDs(t *testing.T) {
	t.Run("AliceAlbum", func(t *testing.T) {
		m := UserFixtures.Pointer("alice")
		assert.NotNil(t, m)

		result := m.SharedUIDs()
		assert.NotNil(t, result)
		assert.Len(t, result, 1)
		assert.Equal(t, UIDs{"at9lxuqxpogaaba9"}, result)
	})
}

func TestUser_Form(t *testing.T) {
	t.Run("Alice", func(t *testing.T) {
		m := FindUserByName("alice")

		if m == nil {
			t.Fatal("result should not be nil")
		}

		frm, err := m.Form()

		if err != nil {
			t.Fatal(err)
		}

		t.Logf("User: %#v", m)
		t.Logf("User.UserDetails: %#v", m.UserDetails)
		t.Logf("Form: %#v", frm)
		t.Logf("Form.UserDetails: %#v", frm.UserDetails)
	})
}

func TestUser_SaveForm(t *testing.T) {
	t.Run("UnknownUser", func(t *testing.T) {
		frm, err := UnknownUser.Form()
		assert.NoError(t, err)

		err = UnknownUser.SaveForm(frm, false)
		assert.Error(t, err)
	})
	t.Run("Admin", func(t *testing.T) {
		m := FindUser(Admin)

		if m == nil {
			t.Fatal("result should not be nil")
		}

		frm, err := m.Form()

		if err != nil {
			t.Fatal(err)
		}

		frm.UserEmail = "admin@example.com"
		frm.UserDetails.UserLocation = "GoLand"
		err = Admin.SaveForm(frm, false)

		assert.NoError(t, err)
		assert.Equal(t, "admin@example.com", Admin.UserEmail)
		assert.Equal(t, "GoLand", Admin.Details().UserLocation)

		m = FindUserByUID(Admin.UserUID)
		assert.Equal(t, "admin@example.com", m.UserEmail)
		assert.Equal(t, "GoLand", m.Details().UserLocation)
	})
	t.Run("UpdateRights", func(t *testing.T) {
		m := FindUser(Admin)

		if m == nil {
			t.Fatal("result should not be nil")
		}

		frm, err := m.Form()

		if err != nil {
			t.Fatal(err)
		}

		frm.UserEmail = "admin@example.com"
		frm.UserDetails.UserLocation = "GoLand"
		err = Admin.SaveForm(frm, true)

		assert.NoError(t, err)
		assert.Equal(t, "admin@example.com", Admin.UserEmail)
		assert.Equal(t, "GoLand", Admin.Details().UserLocation)

		m = FindUserByUID(Admin.UserUID)
		assert.Equal(t, "admin@example.com", m.UserEmail)
		assert.Equal(t, "GoLand", m.Details().UserLocation)
	})
}

func TestUser_SetDisplayName(t *testing.T) {
	t.Run("BillGates", func(t *testing.T) {
		user := NewUser()
		user.SetDisplayName("Sir William Henry Gates III", SrcAuto)
		d := user.Details()
		assert.Equal(t, "Sir", d.NameTitle)
		assert.Equal(t, "William", d.GivenName)
		assert.Equal(t, "Henry Gates", d.FamilyName)
		assert.Equal(t, "III", d.NameSuffix)
	})
}

func TestUser_SetAvatar(t *testing.T) {
	t.Run("Visitor", func(t *testing.T) {
		err := Visitor.SetAvatar("ebfc0aea7d3fd018b5fff57c76806b35181855ed", SrcManual)
		assert.Error(t, err)
	})
	t.Run("UnknownUser", func(t *testing.T) {
		err := UnknownUser.SetAvatar("ebfc0aea7d3fd018b5fff57c76806b35181855ed", SrcManual)
		assert.Error(t, err)
	})
	t.Run("Admin", func(t *testing.T) {
		err := Admin.SetAvatar("ebfc0aea7d3fd018b5fff57c76806b35181855ed", SrcManual)
		assert.NoError(t, err)
		assert.Equal(t, "ebfc0aea7d3fd018b5fff57c76806b35181855ed", Admin.Thumb)
		assert.Equal(t, SrcManual, Admin.ThumbSrc)

		m := FindUserByUID(Admin.UserUID)
		assert.Equal(t, "ebfc0aea7d3fd018b5fff57c76806b35181855ed", m.Thumb)
		assert.Equal(t, SrcManual, m.ThumbSrc)
	})
}

func TestUser_Username(t *testing.T) {
	t.Run("Visitor", func(t *testing.T) {
		assert.Equal(t, "", Visitor.Username())
	})
	t.Run("UnknownUser", func(t *testing.T) {
		assert.Equal(t, "", UnknownUser.Username())
	})
	t.Run("Admin", func(t *testing.T) {
		assert.Equal(t, "admin", Admin.Username())
	})
}

func TestUser_Provider(t *testing.T) {
	t.Run("Visitor", func(t *testing.T) {
		assert.Equal(t, authn.ProviderLink, Visitor.Provider())
	})
	t.Run("UnknownUser", func(t *testing.T) {
		assert.Equal(t, authn.ProviderNone, UnknownUser.Provider())
	})
	t.Run("Admin", func(t *testing.T) {
		assert.Equal(t, authn.ProviderLocal, Admin.Provider())
	})
}

func TestUser_GetBasePath(t *testing.T) {
	t.Run("Visitor", func(t *testing.T) {
		assert.Equal(t, "", Visitor.GetBasePath())
	})
	t.Run("UnknownUser", func(t *testing.T) {
		assert.Equal(t, "", UnknownUser.GetBasePath())
	})
	t.Run("Admin", func(t *testing.T) {
		assert.Equal(t, "", Admin.GetBasePath())
	})
}

func TestUser_SetBasePath(t *testing.T) {
	t.Run("Test", func(t *testing.T) {
		u := User{
			ID:          1234567,
			UserUID:     "urqdrfb72479n047",
			UserName:    "test",
			UserRole:    acl.RoleAdmin.String(),
			DisplayName: "Test",
			SuperAdmin:  false,
			CanLogin:    true,
			WebDAV:      true,
			CanInvite:   false,
		}

		assert.Equal(t, "base", u.SetBasePath("base").GetBasePath())
		assert.Equal(t, "users/test", u.SetBasePath("~").GetBasePath())
		assert.Equal(t, "users/test", u.DefaultBasePath())
		assert.Equal(t, "users/test", u.GetUploadPath())
	})
}

func TestUser_GetUploadPath(t *testing.T) {
	t.Run("Visitor", func(t *testing.T) {
		assert.Equal(t, "", Visitor.GetUploadPath())
	})
	t.Run("UnknownUser", func(t *testing.T) {
		assert.Equal(t, "", UnknownUser.GetUploadPath())
	})
	t.Run("Admin", func(t *testing.T) {
		assert.Equal(t, "", Admin.GetUploadPath())
	})
}

func TestUser_SetUploadPath(t *testing.T) {
	t.Run("Test", func(t *testing.T) {
		u := User{
			ID:          1234567,
			UserUID:     "urqdrfb72479n047",
			UserName:    "test",
			UserRole:    acl.RoleAdmin.String(),
			DisplayName: "Test",
			SuperAdmin:  false,
			CanLogin:    true,
			WebDAV:      true,
			CanInvite:   false,
		}

		assert.Equal(t, "upload", u.SetUploadPath("upload").GetUploadPath())
		assert.Equal(t, "base/upload", u.SetBasePath("base").GetUploadPath())
		assert.Equal(t, "base", u.SetUploadPath("~").GetUploadPath())
		assert.Equal(t, "users/test", u.DefaultBasePath())
		assert.Equal(t, "users/test", u.SetBasePath("~").GetUploadPath())
	})
}

func TestUser_Handle(t *testing.T) {
	t.Run("Default", func(t *testing.T) {
		u := User{
			ID:          1234567,
			UserUID:     "urqdrfb72479n047",
			UserName:    "mr-happy@cat.com",
			UserRole:    acl.RoleAdmin.String(),
			DisplayName: "",
			SuperAdmin:  false,
			CanLogin:    true,
			WebDAV:      true,
			CanInvite:   false,
		}

		assert.Equal(t, "mr-happy@cat.com", u.Username())
		assert.Equal(t, "mr-happy", u.Handle())

		u.UserName = "mr.happy@cat.com"

		assert.Equal(t, "mr.happy", u.Handle())

		u.UserName = "mr.happy"

		assert.Equal(t, "mr.happy", u.Handle())
	})
}

func TestUser_FullName(t *testing.T) {
	t.Run("Default", func(t *testing.T) {
		u := User{
			ID:          1234567,
			UserUID:     "urqdrfb72479n047",
			UserName:    "mr-happy@cat.com",
			UserRole:    acl.RoleAdmin.String(),
			DisplayName: "",
			SuperAdmin:  false,
			CanLogin:    true,
			WebDAV:      true,
			CanInvite:   false,
		}

		assert.Equal(t, "Mr-Happy", u.FullName())

		u.UserName = "mr.happy@cat.com"

		assert.Equal(t, "Mr Happy", u.FullName())

		u.UserName = "mr.happy"

		assert.Equal(t, "Mr Happy", u.FullName())

		u.UserName = "foo@bar.com"

		assert.Equal(t, "Foo", u.FullName())

		u.SetDisplayName("Jane Doe", SrcManual)

		assert.Equal(t, "Jane Doe", u.FullName())
	})
	t.Run("Windows", func(t *testing.T) {
		u := User{
			ID:          1234567,
			UserUID:     "urqdrfb72479n047",
			UserName:    "DOMAIN\\Jens Mander",
			UserRole:    acl.RoleAdmin.String(),
			DisplayName: "",
			SuperAdmin:  false,
			CanLogin:    true,
			WebDAV:      true,
			CanInvite:   false,
		}

		assert.Equal(t, "jens.mander", u.Handle())
		assert.Equal(t, "domain\\jens mander", u.Username())
		assert.Equal(t, "Jens Mander", u.FullName())
	})
}