tt

type Config struct {
	// Precision sets how precise the stats should be evaluated. Available
	// values are: [s second m minute h hour]
	// Default: second
	Precision string `json:"precision"`
	AutoStop  bool   `json:"autoStop"`
	// RoundStartTime will take the start time and round by the factor given.
	// Example:
	//   60s: 13:45:23 -> 13:45:00
	//   60s: 09:01:59 -> 09:02:00
	//   5m : 23:32:29 -> 23:30:00
	// Refer to time.Time.Round on how it works
	RoundStartTime string `json:"roundStartTime"`
	Timeclock      struct {
		HoursPerDay int `json:"hoursPerDay"`
		DaysPerWeek struct {
			Monday    bool `json:"monday"`
			Tuesday   bool `json:"tuesday"`
			Wednesday bool `json:"wednesday"`
			Thursday  bool `json:"thursday"`
			Friday    bool `json:"friday"`
			Saturday  bool `json:"saturday"`
			Sunday    bool `json:"sunday"`
		} `json:"daysPerWeek"`
	} `json:"timeclock"`
}

type DB interface {
	// SaveTimer will write a single timer to the database.
	SaveTimer(Timer) error
	// GetTimer reads a single timer from the database by appending `LIMIT 1` to
	// the query. Will return ErrNotFound if no timer matching the filter exists.
	GetTimer(Filter, OrderBy, *Timer) error
	GetTimerById(string, *Timer) error
	// GetTimers returns multiple timers from the database that match the filter.
	// Will never return ErrNotFound but rather just an empty list.
	GetTimers(Filter, OrderBy, *Timers) error
	// UpdateTimer updates existing timers in the db based on the id. If the timer
	// does not exist an ErrNotFound is returned.
	UpdateTimer(Timer) error
	// RemoveTimer removes the timer from the database.
	RemoveTimer(string) error

	SaveVacationDay(VacationDay) error
	GetVacationDay(VacationFilter, *VacationDay) error
	GetVacationDays(OrderBy, *[]VacationDay) error
	RemoveVacationDay(string) error
}

type DatabaseFilter interface {
	SQL() string
}

type Day struct {
	Time     time.Time
	Timers   Timers
	Vacation *VacationDay
}

type Filter interface {
	DatabaseFilter
	Match(Timer) bool
	Timers(Timers) Timers
}

type GroupByOption string

type Month struct {
	// Days contains the days of the month but starts at 0
	Days []Day
}

type Order string

type OrderBy struct {
	Field string
	Order Order
}

type Timer struct {
	ID      string     `json:"id" validate:"required,uuid4"`
	Start   time.Time  `json:"start" validate:"required"`
	Stop    *time.Time `json:"stop,omitempty" validate:"omitempty,gtfield=Start"`
	Project string     `json:"project" validate:"required"`
	Task    string     `json:"task,omitempty"`
	Tags    []string   `json:"tags,omitempty"`
}

type Timers []Timer

type VacationDay struct {
	ID   string    `json:"id"`
	Day  time.Time `json:"day"`
	Half bool      `json:"half"`
}

type VacationFilter time.Time

type Year struct {
	Year   int
	Months [12]Month
}