// Type definitions for react-native-calendars 1.20
// Project: https://github.com/wix/react-native-calendars#readme
// Definitions by: Tyler Zhang <https://github.com/Tyler-Zhang>
//                 David Noreña <https://github.com/DavidNorena>
//                 Fabian Meul <https://github.com/FabianMeul>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
// TypeScript Version: 2.8

import * as React from 'react';
import { StyleProp, TextStyle, ViewStyle } from 'react-native';
export import LocaleConfig = require('xdate');

export interface DateObject {
    day: number;
    dateString: string;
    month: number;
    timestamp: number;
    year: number;
}

export interface CalendarDot {
    key: string;
    color: string;
    selectedDotColor?: string;
}

export interface CalendarThemeIdStyle {
    [themeId: string]: ViewStyle | TextStyle;
}

export interface CalendarTheme {
    arrowColor?: string;
    backgroundColor?: string;
    calendarBackground?: string;
    dayTextColor?: string;
    dotColor?: string;
    monthTextColor?: string;
    selectedDayBackgroundColor?: string;
    selectedDayTextColor?: string;
    selectedDotColor?: string;
    textDayFontFamily?: string;
    textDayFontSize?: number;
    textDayHeaderFontFamily?: string;
    textDayHeaderFontSize?: number;
    textDisabledColor?: string;
    textMonthFontFamily?: string;
    textMonthFontWeight?: string;
    textMonthFontSize?: number;
    textSectionTitleColor?: string;
    todayTextColor?: string;

    // Theme ID's to style for
    "stylesheet.calendar.header"?: CalendarThemeIdStyle;
    "stylesheet.calendar.main"?: CalendarThemeIdStyle;
    "stylesheet.calendar-list.main"?: CalendarThemeIdStyle;
    "stylesheet.agenda.main"?: CalendarThemeIdStyle;
    "stylesheet.agenda.list"?: CalendarThemeIdStyle;
    "stylesheet.day.basic"?: CalendarThemeIdStyle;
    "stylesheet.day.single"?: CalendarThemeIdStyle;
    "stylesheet.day.multiDot"?: CalendarThemeIdStyle;
    "stylesheet.day.period"?: CalendarThemeIdStyle;
}

export type DateCallbackHandler = (date: DateObject) => void;

export type TCalendarDate = Date | DateObject | number | string | XDate;

export interface MarkedDateCustomStyles {
    container: StyleProp<ViewStyle>;
    text: StyleProp<TextStyle>;
}

export interface CalendarDot {
    key: string;
    color: string;
    selectedDotColor?: string;
}

export interface CustomMarking {
    customStyles: MarkedDateCustomStyles;
}

export interface DotMarking {
    activeOpacity?: number;
    disabled?: boolean;
    disableTouchEvent?: boolean;
    dotColor?: string;
    marked?: boolean;
    selected?: boolean;
    selectedColor?: string;
}

export interface MultiDotMarking {
    disabled?: boolean;
    dots: CalendarDot[];
    selected?: boolean;
    selectedColor?: string;
}

export interface MultiPeriodMarking {
    periods: Array<{
        startingDay?: boolean;
        endingDay?: boolean;
        color?: string;
    }>;
}

export interface PeriodMarking {
    textColor?: string;
    startingDay?: boolean;
    color?: string;
    selected?: boolean;
    endingDay?: boolean;
    disabled?: boolean;
}

export type Marking =
    CustomMarking | DotMarking |
    MultiDotMarking | MultiPeriodMarking |
    PeriodMarking;

export interface CustomMarkingProps {
    markingType: 'custom';
    markedDates: {
        [date: string]: CustomMarking;
    };
}

export interface DotMarkingProps {
    markingType?: 'simple';
    markedDates: {
        [date: string]: DotMarking;
    };
}

export interface MultiDotMarkingProps {
    markingType: 'multi-dot';
    markedDates: {
        [date: string]: MultiDotMarking;
    };
}

/**
 * This type of marking is only fully supported by <Calendar/> as it will expand the height
 * of the component
 */
export interface MultiPeriodMarkingProps {
    markingType: 'multi-period';
    markedDates: {
        [date: string]: MultiPeriodMarking
    };
}

export interface PeriodMarkingProps {
    markingType: 'period';
    markedDates: {
        [date: string]: PeriodMarking;
    };
}

export type CalendarMarkingProps =
    MultiDotMarkingProps |
    DotMarkingProps |
    PeriodMarkingProps |
    MultiPeriodMarkingProps |
    CustomMarkingProps |
    {};

export interface DayComponentProps {
    date: DateObject;
    marking: false | Marking[];
    onPress: (date: DateObject) => any;
    onLongPress: (date: DateObject) => any;
    state: '' | 'selected' | 'disabled' | 'today';
    theme: CalendarTheme;
}

export interface CalendarBaseProps {
    /**
     *  Initially visible month. Default = Date()
     */
    current?: TCalendarDate;

    /**
     *  Provide custom day rendering component.
     */
    dayComponent?: React.Component<DayComponentProps> | React.SFC<DayComponentProps>;

    /**
     *  Disable days by default. Default = false
     */
    disabledByDefault?: boolean;

    /**
     *  If hideArrows=false and hideExtraDays=false do not switch month when tapping on greyed out
     *  day from another month that is visible in calendar page. Default = false
     */
    disableMonthChange?: boolean;

    /**
     *  Display loading indicator. Default = false
     */
    displayLoadingIndicator?: boolean;

    /**
     *  If firstDay=1 week starts from Monday. Note that dayNames and dayNamesShort should still start from Sunday.
     */
    firstDay?: number;

    /**
     *  Hide month navigation arrows. Default = false
     */
    hideArrows?: boolean;

    /**
     *  Hide day names. Default = false
     */
    hideDayNames?: boolean;

    /**
     *  Do not show days of other months in month page. Default = false
     */
    hideExtraDays?: boolean;

    /**
     *  Maximum date that can be selected, dates after maxDate will be grayed out. Default = undefined
     */
    maxDate?: TCalendarDate;

    /**
     *  Minimum date that can be selected, dates before minDate will be grayed out. Default = undefined
     */
    minDate?: TCalendarDate;

    /**
     *  Month format in calendar title. Formatting values: http://arshaw.com/xdate/#Formatting
     */
    monthFormat?: string;

    /**
     *  Handler which gets executed on day press. Default = undefined
     */
    onDayPress?: DateCallbackHandler;

    /**
     *  Handler which gets executed on day long press. Default = undefined
     */
    onDayLongPress?: DateCallbackHandler;

    /**
     *  Handler which gets executed when press arrow icon left. It receive a callback can go back month
     */
    onPressArrowLeft?: (substractMonth: () => void) => void;

    /**
     *  Handler which gets executed when press arrow icon left. It receive a callback can go next month
     */
    onPressArrowRight?: (addMonth: () => void) => void;

    /**
     *  Handler which gets executed when visible month changes in calendar. Default = undefined
     */
    onMonthChange?: DateCallbackHandler;

    /**
     *  Callback which gets executed when visible months change in scroll view. Default = undefined
     */
    onVisibleMonthsChange?: (months: DateObject[]) => void;

    /**
     *  Replace default arrows with custom ones (direction can be 'left' or 'right')
     */
    renderArrow?: (direction: 'left' | 'right') => React.ReactNode;

    /**
     *  Show week numbers to the left. Default = false
     */
    showWeekNumbers?: boolean;

    /**
     *  Calendar container style.
     */
    style?: StyleProp<ViewStyle>;

    /**
     *  Specify theme properties to override specific styles for calendar parts. Default = {}
     */
    theme?: CalendarTheme;
}

export class Calendar extends React.Component<CalendarMarkingProps & CalendarBaseProps> { }

export interface CalendarListBaseProps extends CalendarBaseProps {
    /**
     *  Set custom calendar heigth.
     */
    calendarHeight?: number;

    /**
     *  Set custom calendar width.
     */
    calendarWidth?: number;

    /**
     *  Max amount of months allowed to scroll to the future. Default = 50
     */
    futureScrollRange?: number;

    /**
     *  Enable horizontal scrolling, default = false
     */
    horizontal?: boolean;

    /**
     *  Enable paging on horizontal, default = false
     */
    pagingEnabled?: boolean;

    /**
     *  Max amount of months allowed to scroll to the past. Default = 50
     */
    pastScrollRange?: number;

    /**
     *  Enable or disable scrolling of calendar list
     */
    scrollEnabled?: boolean;

    /**
     *  When true, the calendar list scrolls to top when the status bar is tapped. Default = true
     */
    scrollsToTop?: boolean;

    /**
     *  Enable or disable vertical scroll indicator. Default = false
     */
    showScrollIndicator?: boolean;

    /**
     * Initially selected day
     */
    selected?: string;
}

export class CalendarList extends React.Component<CalendarMarkingProps & CalendarListBaseProps> { }

export interface AgendaThemeStyle extends CalendarTheme {
    agendaDayNumColor?: string;
    agendaDayTextColor?: string;
    agendaKnobColor?: string;
    agendaTodayColor?: string;
}

export interface AgendaItemsMap<TItem> {
    [date: string]: TItem[];
}

export interface AgendaProps<TItem> {
    /**
     *  Display loading indicator. Default = false
     */
    displayLoadingIndicator?: boolean;

    /**
     *  If firstDay = 1 week starts from Monday. Note that dayNames and dayNamesShort should still start from Sunday.
     */
    firstDay?: number;

    /**
     *  Max amount of months allowed to scroll to the future. Default = 50
     */
    futureScrollRange?: number;

    /**
     *  Hide knob button. Default = false
     */
    hideKnob?: boolean;

    /**
     *  The list of items that have to be displayed in agenda. If you want to render item as empty date
     *  the value of date key kas to be an empty array []. If there exists no value for date key it is
     *  considered that the date in question is not yet loaded
     */
    items?: AgendaItemsMap<TItem>;

    /**
     * callback that gets called when items for a certain month should be loaded (month became visible)
     */
    loadItemsForMonth?: (date: DateObject) => void;

    /**
     * Maximum date that can be selected, dates after maxDate will be grayed out. Default = undefined
     */
    maxDate?: TCalendarDate;

    /**
     * Minimum date that can be selected, dates before minDate will be grayed out. Default = undefined
     */
    minDate?: TCalendarDate;

    /**
     *  Month format in calendar title. Formatting values: http://arshaw.com/xdate/#Formatting
     */
    monthFormat?: string;

    /**
     *  Handler which gets executed on day press. Default = undefined
     */
    onDayPress?: DateCallbackHandler;

    /**
     *  Handler which gets executed when the calendar is opened or closed. Default = undefined
     */
    onCalendarToggled?: (calendarOpened: boolean) => void;

    /**
     *  Handler that gets called when day changes while scrolling agenda list. Default = undefined
     */
    onDayChange?: DateCallbackHandler;

    /**
     *  If provided, a standard RefreshControl will be added for "Pull to Refresh" functionality.
     *  Make sure to also set the refreshing prop correctly. Default = undefined
     */
    onRefresh?: () => void;

    /**
     *  Max amount of months allowed to scroll to the past. Default = 50
     */
    pastScrollRange?: number;

    /**
     *  A RefreshControl component, used to provide pull-to-refresh funtionality for the ScrollView.
     */
    refreshControl?: React.ReactNode;

    /**
     *  Set this true while waiting for new data from a refresh.
     */
    refreshing?: boolean;

    /**
     *  Specify how each day should be rendered.
     *  Date can be undefined if the item has not property date.
     */
    renderDay?: (date: DateObject | undefined, item: TItem) => React.ReactNode;

    /**
     *  Specify what should be rendered instead of ActivityIndicator
     */
    renderEmptyData?: () => React.ReactNode;

    /**
     *  Specify how empty date content with no items should be rendered.
     */
    renderEmptyDate: () => React.ReactNode;

    /**
     *  Specify how each item should be rendered in agenda.
     */
    renderItem: (item: TItem, firstDayInDay: boolean) => React.ReactNode;

    /**
     *  Specify how agenda knob should look like.
     */
    renderKnob?: () => React.ReactNode;

    /**
     * specify your item comparison function for increased performance
     */
    rowHasChanged: (r1: TItem, r2: TItem) => boolean;

    /**
     *  Initially visible month. Default = Date()
     */
    selected?: TCalendarDate;

    /**
     *  Agenda container style.
     */
    style?: StyleProp<ViewStyle>;

    /**
     *  Specify theme properties to override specific styles for agenda parts. Default = {}
     */
    theme?: AgendaThemeStyle;
}
export class Agenda<TItem> extends React.Component<AgendaProps<TItem> & CalendarMarkingProps> { }