domain

type Account struct {
	ID   int64  `json:"id"`
	Name string `json:"name"`
}

type AccountsResponse struct {
	Error    string     `json:"error"`
	Accounts []*Account `json:"accounts"`
}

type AuthParams struct {
	// Fields used for OAuth1
	AccountName string `json:"account_name,omitempty"`
	Token       string `json:"oauth_token,omitempty"`
	Verifier    string `json:"oauth_verifier,omitempty"`

	// Fields used for OAuth2
	Code string `json:"code,omitempty"`
}

type Authorization struct {
	WorkspaceID    int
	ServiceID      IntegrationID
	WorkspaceToken string
	// Data can store 2 different structures encoded to JSON depends on Authorization type.
	// For oAuth v1 it will store "*oauthplain.Token" and for oAuth v2 it will store "*goauth2.Token".
	Data []byte
}

type AuthorizationService interface {
	GetAuthURL(sid IntegrationID, accountName, callbackURL string) (string, error)
	// CreateAuthorization creates new authorization for specified workspace and service and stores it in the persistent storage.
	// workspaceToken - it is an "Toggl.Track" authorization token which is "user_name" field from BasicAuth HTTP Header. E.g.: "Authorization Bearer base64(user_name:password)".
	CreateAuthorization(workspaceID int, sid IntegrationID, workspaceToken string, params AuthParams) error
	// DeleteAuthorization removes authorization for specified workspace and service from the persistent storage.
	// It also delete all pipes for given service and workspace.
	DeleteAuthorization(workspaceID int, sid IntegrationID) error
}

type AuthorizationsStorage interface {
	Load(workspaceID int, externalServiceID IntegrationID, a *Authorization) error
	LoadWorkspaceAuthorizations(workspaceID int) (map[IntegrationID]bool, error)
	Save(a *Authorization) error
	Delete(workspaceID int, externalServiceID IntegrationID) error
}

type Client struct {
	ID   int    `json:"id,omitempty"`
	Name string `json:"name"`

	// ForeignID is a meta information which won't be saved into DB on "toggl_api" side.
	ForeignID string `json:"foreign_id,omitempty"`
}

type ClientRequest struct {
	Clients []*Client `json:"clients"`
}

type ClientsImport struct {
	Clients       []*Client `json:"clients"`
	Notifications []string  `json:"notifications"`
}

type ClientsResponse struct {
	Error   string    `json:"error"`
	Clients []*Client `json:"clients"`
}

type HealthCheckService interface {
	Ready() []error
}

type IDMapping struct {
	WorkspaceID int
	Key         string
	Data        map[string]int
}

type IDMappingsStorage interface {
	Load(workspaceID int, key string) (*IDMapping, error)
	LoadReversed(workspaceID int, key string) (*ReversedIDMapping, error)
	Save(c *IDMapping) error
	Delete(workspaceID int, pipeConnectionKey, pipeStatusKey string) (err error)
}

type ImportsStorage interface {
	// Imports
	LoadAccountsFor(s PipeIntegration) (*AccountsResponse, error)
	SaveAccountsFor(s PipeIntegration, res AccountsResponse) error
	DeleteAccountsFor(s PipeIntegration) error

	LoadUsersFor(s PipeIntegration) (*UsersResponse, error)
	SaveUsersFor(s PipeIntegration, res UsersResponse) error
	DeleteUsersFor(s PipeIntegration) error

	LoadClientsFor(s PipeIntegration) (*ClientsResponse, error)
	SaveClientsFor(s PipeIntegration, res ClientsResponse) error

	LoadProjectsFor(s PipeIntegration) (*ProjectsResponse, error)
	SaveProjectsFor(s PipeIntegration, res ProjectsResponse) error

	LoadTasksFor(s PipeIntegration) (*TasksResponse, error)
	SaveTasksFor(s PipeIntegration, res TasksResponse) error

	LoadTodoListsFor(s PipeIntegration) (*TasksResponse, error)
	SaveTodoListsFor(s PipeIntegration, res TasksResponse) error
}

type Integration struct {
	ID         IntegrationID `json:"id"`
	Name       string        `json:"name"`
	Link       string        `json:"link"`
	Image      string        `json:"image"`
	AuthURL    string        `json:"auth_url,omitempty"`
	AuthType   string        `json:"auth_type,omitempty"`
	Authorized bool          `json:"authorized"`
	Pipes      []*Pipe       `json:"pipes"`
}

type IntegrationID string

type IntegrationsStorage interface {
	LoadIntegrations() ([]*Integration, error)
	LoadAuthorizationType(serviceID IntegrationID) (string, error)
	SaveAuthorizationType(serviceID IntegrationID, authType string) error

	IsValidPipe(pipeID PipeID) bool
	IsValidService(serviceID IntegrationID) bool
}

type OAuthProvider interface {
	OAuth2URL(IntegrationID) string
	OAuth1Configs(IntegrationID) (*oauthplain.Config, bool)
	OAuth1Exchange(sid IntegrationID, accountName, oAuthToken, oAuthVerifier string) (*oauthplain.Token, error)
	OAuth2Exchange(sid IntegrationID, code string) (*goauth2.Token, error)
	OAuth2Configs(IntegrationID) (*goauth2.Config, bool)
	OAuth2Refresh(*goauth2.Config, *goauth2.Token) error
}

type Pipe struct {
	ID              PipeID        `json:"id"`
	Name            string        `json:"name"`
	Description     string        `json:"description,omitempty"`
	Automatic       bool          `json:"automatic,omitempty"`
	AutomaticOption bool          `json:"automatic_option"`
	Configured      bool          `json:"configured"`
	Premium         bool          `json:"premium"`
	ServiceParams   []byte        `json:"service_params,omitempty"`
	PipeStatus      *Status       `json:"pipe_status,omitempty"`
	WorkspaceID     int           `json:"-"`
	ServiceID       IntegrationID `json:"-"`
	UsersSelector   UserParams    `json:"-"`
	LastSync        *time.Time    `json:"-"`
	PipesApiHost    string        `json:"-"`
}

type PipeID string

type PipeIntegration interface {
	// IntegrationID returns an IntegrationID of the service
	ID() IntegrationID

	// GetWorkspaceID helper function, should just return workspaceID
	GetWorkspaceID() int

	// SetSince takes the provided time.Time
	// and adds it to Integration struct. This can be used
	// to fetch just the modified data from external services.
	// Implemented only for "basecamp" integration.
	SetSince(*time.Time)

	// SetParams takes the necessary Integration params
	// (for example the selected account id) as JSON
	// and adds them to Integration struct.
	SetParams([]byte) error

	// SetAuthData adds the provided oauth token to Integration struct
	SetAuthData([]byte) error

	// KeyFor should provide unique key for object type
	// Example: asana:account:XXXX:projects
	KeyFor(PipeID) string

	// Accounts maps foreign account to Account models
	Accounts() ([]*Account, error)

	// Users maps foreign users to User models
	Users() ([]*User, error)

	// Clients maps foreign clients to Client models
	Clients() ([]*Client, error)

	// Projects maps foreign projects to Project models
	Projects() ([]*Project, error)

	// Tasks maps foreign tasks to Task models
	Tasks() ([]*Task, error)

	// TodoLists maps foreign to do lists to Task models
	TodoLists() ([]*Task, error)

	// ExportTimeEntry exports time entry model to foreign service
	// should return foreign id of saved time entry
	// Implemented only for "freshbook" integration
	ExportTimeEntry(*TimeEntry) (int, error)
}

type PipeService interface {
	GetPipe(workspaceID int, sid IntegrationID, pid PipeID) (*Pipe, error)
	CreatePipe(workspaceID int, sid IntegrationID, pid PipeID, params []byte) error
	UpdatePipe(workspaceID int, sid IntegrationID, pid PipeID, params []byte) error
	DeletePipe(workspaceID int, sid IntegrationID, pid PipeID) error
}

type PipeSyncService interface {
	GetServicePipeLog(workspaceID int, sid IntegrationID, pid PipeID) (string, error)
	GetServiceUsers(workspaceID int, sid IntegrationID, forceImport bool) (*UsersResponse, error)
	GetServiceAccounts(workspaceID int, sid IntegrationID, forceImport bool) (*AccountsResponse, error)
	GetIntegrations(workspaceID int) ([]Integration, error)
	Synchronize(p *Pipe)

	// Deprecated: TODO: Remove dead method. It's used only in h4xx0rz(old Backoffice) https://github.com/toggl/support/blob/master/app/controllers/workspaces_controller.rb#L145
	ClearIDMappings(workspaceID int, sid IntegrationID, pid PipeID) error
}

type PipesStorage interface {
	// Pipes
	Load(p *Pipe) error
	LoadAll(workspaceID int) (map[string]*Pipe, error)
	Save(p *Pipe) error
	Delete(p *Pipe, workspaceID int) error
	DeleteByWorkspaceIDServiceID(workspaceID int, sid IntegrationID) error
	LoadLastSyncFor(p *Pipe)

	// Pipe Statuses
	LoadStatus(workspaceID int, sid IntegrationID, pid PipeID) (*Status, error)
	LoadAllStatuses(workspaceID int) (map[string]*Status, error)
	SaveStatus(p *Status) error

	IsDown() bool
}

type Project struct {
	ID       int    `json:"id,omitempty"`
	Name     string `json:"name,omitempty"`
	Active   bool   `json:"active,omitempty"`
	Billable bool   `json:"billable,omitempty"`
	ClientID int    `json:"cid,omitempty"`

	// ForeignID is a meta information which won't be saved into DB on "toggl_api" side.
	ForeignID       string `json:"foreign_id,omitempty"`
	ForeignClientID string `json:"-"`
}

type ProjectRequest struct {
	Projects []*Project `json:"projects"`
}

type ProjectsImport struct {
	Projects      []*Project `json:"projects"`
	Notifications []string   `json:"notifications"`
}

type ProjectsResponse struct {
	Error    string     `json:"error"`
	Projects []*Project `json:"projects"`
}

type Queue interface {
	ScheduleAutomaticPipesSynchronization() error
	LoadScheduledPipes() ([]*Pipe, error)
	MarkPipeSynchronized(*Pipe) error
	SchedulePipeSynchronization(workspaceID int, serviceID IntegrationID, pipeID PipeID, usersSelector UserParams) error
}

type ReversedIDMapping struct {
	Data map[int]string
}

type Status struct {
	Status        string   `json:"status,omitempty"`
	Message       string   `json:"message,omitempty"`
	SyncLog       string   `json:"sync_log,omitempty"`
	SyncDate      string   `json:"sync_date,omitempty"`
	ObjectCounts  []string `json:"object_counts,omitempty"`
	Notifications []string `json:"notifications,omitempty"`

	WorkspaceID  int           `json:"-"`
	ServiceID    IntegrationID `json:"-"`
	PipeID       PipeID        `json:"-"`
	Key          string        `json:"-"`
	PipesApiHost string        `json:"-"`
}

type Task struct {
	ID        int    `json:"id,omitempty"`
	Name      string `json:"name"`
	Active    bool   `json:"active"`
	ProjectID int    `json:"pid"`

	// ForeignID is a meta information which won't be saved into DB on "toggl_api" side.
	ForeignID        string `json:"foreign_id,omitempty"`
	ForeignProjectID string `json:"-"`
}

type TaskRequest struct {
	Tasks []*Task `json:"tasks"`
}

type TasksImport struct {
	Tasks         []*Task  `json:"tasks"`
	Notifications []string `json:"notifications"`
}

type TasksResponse struct {
	Error string  `json:"error"`
	Tasks []*Task `json:"tasks"`
}

type TimeEntry struct {
	ID                int    `json:"id"`
	ProjectID         int    `json:"pid,omitempty"`
	TaskID            int    `json:"tid,omitempty"`
	UserID            int    `json:"uid,omitempty"`
	Billable          bool   `json:"billable"`
	Start             string `json:"start"`
	Stop              string `json:"stop,omitempty"`
	DurationInSeconds int    `json:"duration"`
	Description       string `json:"description,omitempty"`

	// ForeignID is a meta information which won't be saved into DB on "toggl_api" side.
	ForeignID        string `json:"foreign_id,omitempty"`
	ForeignTaskID    string `json:"-"`
	ForeignUserID    string `json:"-"`
	ForeignProjectID string `json:"-"`
}

type TogglClient interface {
	WithAuthToken(authToken string)
	GetWorkspaceIdByToken(token string) (int, error)
	PostClients(clientsPipeID PipeID, clients interface{}) (*ClientsImport, error)
	PostProjects(projectsPipeID PipeID, projects interface{}) (*ProjectsImport, error)
	PostTasks(tasksPipeID PipeID, tasks interface{}) (*TasksImport, error)
	PostTodoLists(tasksPipeID PipeID, tasks interface{}) (*TasksImport, error)
	PostUsers(usersPipeID PipeID, users interface{}) (*UsersImport, error)
	GetTimeEntries(lastSync time.Time, userIDs, projectsIDs []int) ([]TimeEntry, error)
	AdjustRequestSize(tasks []*Task, split int) ([]*TaskRequest, error)
	Ping() error
}

type User struct {
	ID             int    `json:"id,omitempty"`
	Email          string `json:"email"`
	Name           string `json:"name"`
	SendInvitation bool   `json:"send_invitation,omitempty"`

	// ForeignID is a meta information which won't be saved into DB on "toggl_api" side.
	ForeignID string `json:"foreign_id,omitempty"`
}

type UserParams struct {
	IDs         []int `json:"ids"`
	SendInvites bool  `json:"send_invites"`
}

type UsersImport struct {
	WorkspaceUsers []*User  `json:"users"`
	Notifications  []string `json:"notifications"`
}

type UsersRequest struct {
	Users []*User `json:"users"`
}

type UsersResponse struct {
	Error string  `json:"error"`
	Users []*User `json:"users"`
}

type Workspace struct {
	ID   int    `json:"id"`
	Name string `json:"name"`
}

type WorkspaceResponse struct {
	Workspace *Workspace `json:"data"`
}