import { Date, Time } from "std-widgets.slint";
import { CalendarDay } from "components/Calendar.slint";

export struct NewTaskData {
	sourceId: int,
	eventId: int,
	title: string,
	scheduled: bool,
	date: Date
}

export struct SaveTaskData {
	sourceId: int,
	id: int,
	title: string,
	scheduled: bool,
	date: Date,
}

export struct NewEventParams {
	sourceId: int,
	title: string,
	date: Date,
	startsAt: Time,
	endsAt: Time
}

export struct SaveEventParams {
	sourceId: int,
	id: int,
	title: string,
	date: Date,
	startsAt: Time,
	endsAt: Time
}

export struct AddSourceParam {
	name: string,
	type: string,
	path: string
}

export struct ModifySourceParam {
	id: int,
	name: string,
	path: string
}

export struct Source {
	id: int,
	name: string,
	selected: bool,
	path: string
}

export struct TaskData {
	sourceId: int,
	eventId: int,
	id: int,
    title: string,
	date: Date,
    checked: bool,
}

export struct Event {
	sourceId: int,
	id: int,
	title: string,
	startsAt: Time,
	endsAt: Time,
	tasks: [TaskData],
}

export struct Day {
	sourceId: int,
	id: int,
	date: Date,
	events: [Event],
	tasks: [TaskData],
	isLate: bool,
	isToday: bool,
	relativeDaysDiff: int
}

struct OpenNewTaskFormParams {
	eventSourceId: int,
	eventId: int,
}

export global Backend  {
    in-out property<[Source]> sources-selected; 
    in-out property<int> default-source-index;
    in-out property<[string]> sources;
	in-out property<bool> no-source-selected;
	in-out property<[string]> tags;
	in-out property<[Day]> days;
	in-out property<[CalendarDay]> calendar;
	in-out property<[TaskData]> unscheduled-tasks;

	callback task-clicked(int, int);
	callback source-clicked(int);
	callback tag-clicked(int);
	callback settings-clicked();
	callback add-source-clicked();
	callback edit-source-clicked(int);
	
	callback open-new-task-form(OpenNewTaskFormParams);
	callback open-edit-task-form(int, int);
	callback open-new-event-form();
	callback open-edit-event-form(int, int);
	callback toggle-show-completed-tasks();
	callback delete-task-clicked(int, int);
	callback delete-event-clicked(int, int);

	callback create-task(NewTaskData);
	callback save-task(SaveTaskData);
	callback create-event(NewEventParams);
	callback save-event(SaveEventParams);

	callback add-source(AddSourceParam);
	callback modify-source(ModifySourceParam);
	callback delete-source(int);

	// Utils
	pure callback format-date(Date) -> string;
	pure callback format-date-relative(Date) -> string;
	pure callback capitalize-string(string) -> string;
}