import ngModule from '../module';
import Section from 'salix/components/section';
import './style.scss';

class Controller extends Section {
    constructor($element, $, vnWeekDays) {
        super($element, $);
        this.vnWeekDays = vnWeekDays;
        this.editMode = 'include';
        this.exclusions;
        this.days;
    }

    $onInit() {
        this.refresh();
    }

    get path() {
        return `Zones/${this.$params.id}/events`;
    }

    get exclusionsPath() {
        return `Zones/${this.$params.id}/exclusions`;
    }

    get checked() {
        const geos = this.$.model.data || [];
        const checkedLines = [];
        for (let geo of geos) {
            if (geo.checked)
                checkedLines.push(geo);
        }
        return checkedLines;
    }

    refresh() {
        this.$.data = null;
        this.$.$applyAsync(() => {
            const params = {
                zoneFk: this.$params.id,
                started: this.$.calendar.firstDay,
                ended: this.$.calendar.lastDay
            };

            this.$http.get(`Zones/getEventsFiltered`, {params}).then(res => {
                const data = res.data;
                this.$.data = data;
            });
        });
    }

    formatWdays(weekDays) {
        if (!weekDays) return;

        let abrWdays = weekDays
            .split(',')
            .map(wday => this.vnWeekDays.map[wday].localeAbr);

        return abrWdays.length < 7
            ? abrWdays.join(', ')
            : this.$t('Everyday');
    }

    onSelection(days, type, weekday, events, exclusions, geoExclusions) {
        if (this.editMode == 'include') {
            if (events.length)
                this.edit(events[0]);
            else
                this.create(type, days, weekday);
        } else {
            if (geoExclusions.length)
                this.editExclusion(geoExclusions);
            else if (exclusions.length)
                this.editExclusion(exclusions);
            else
                this.createExclusion(exclusions, days);
        }
    }

    editExclusion(exclusions) {
        this.isNew = false;
        this.excludeSelected = angular.copy(exclusions[0]);
        this.exclusions = exclusions;

        if (this.excludeSelected.geoFk)
            this.excludeSelected.type = 'specificLocations';
        else
            this.excludeSelected.type = 'all';

        this.$.excludeDialog.show();
    }

    createExclusion(exclusions, days) {
        this.isNew = true;
        this.excludeSelected = {
            type: 'all',
            dated: days[0]
        };
        this.exclusions = exclusions;
        this.days = days;

        this.$.excludeDialog.show();
    }

    onEditClick(row, event) {
        if (event.defaultPrevented) return;
        this.edit(row);
    }

    edit(row) {
        this.isNew = false;
        this.selected = angular.copy(row);
        this.selected.wdays = this.vnWeekDays.fromSet(row.weekDays);
        this.$.includeDialog.show();
    }

    create(type, days, weekday) {
        this.isNew = true;

        if (type == 'weekday') {
            let wdays = [];
            if (weekday) wdays[weekday] = true;

            this.selected = {
                type: 'indefinitely',
                wdays
            };
        } else {
            this.selected = {
                type: 'day',
                dated: days[0]
            };
        }

        this.$.includeDialog.show();
    }

    onIncludeResponse(response) {
        switch (response) {
        case 'accept': {
            let selected = this.selected;
            let type = selected.type;

            selected.weekDays = this.vnWeekDays.toSet(selected.wdays);

            if (type == 'day')
                selected.weekDays = '';
            else
                selected.dated = null;

            if (type != 'range') {
                selected.started = null;
                selected.ended = null;
            }

            let req;

            if (this.isNew)
                req = this.$http.post(this.path, selected);
            else
                req = this.$http.put(`${this.path}/${selected.id}`, selected);

            return req.then(() => {
                this.selected = null;
                this.isNew = null;
                this.refresh();
            });
        }
        case 'delete':
            return this.onDelete(this.selected.id)
                .then(response => response == 'accept');
        }
    }

    onExcludeResponse(response) {
        switch (response) {
        case 'accept': {
            let excludeSelected = this.excludeSelected;
            let type = excludeSelected.type;
            if (type == 'all')
                return this.exclusionCreate(this.days);
            else {
                const geoIds = [];
                for (let zoneGeo of this.checked) {
                    geoIds.push({
                        id: zoneGeo.id
                    });
                }

                const params = {
                    zoneFk: parseInt(this.$params.id),
                    date: this.days[0],
                    geoIds: geoIds
                };
                return this.$http.post(`Zones/exclusionGeo`, params)
                    .then(() => this.refresh());
            }
        }
        case 'delete':
            return this.exclusionDelete(this.exclusions);
        }
    }

    onDeleteClick(id, event) {
        if (event.defaultPrevented) return;
        event.preventDefault();
        this.onDelete(id);
    }

    onDelete(id) {
        return this.$.confirm.show(
            response => this.onDeleteResponse(response, id));
    }

    onDeleteResponse(response, id) {
        if (response != 'accept' || !id) return;
        return this.$http.delete(`${this.path}/${id}`)
            .then(() => this.refresh());
    }

    exclusionCreate(days) {
        let exclusions = days.map(dated => {
            return {dated};
        });

        this.$http.post(this.exclusionsPath, exclusions)
            .then(() => this.refresh());
    }

    exclusionDelete(exclusions) {
        let reqs = [];

        for (let exclusion of exclusions) {
            if (!exclusion.id) continue;
            let path = `${this.exclusionsPath}/${exclusion.id}`;
            reqs.push(this.$http.delete(path));
        }

        this.$q.all(reqs)
            .then(() => this.refresh());
    }

    set excludeSearch(value) {
        this._excludeSearch = value;
        if (!value) this.onSearch();
    }

    get excludeSearch() {
        return this._excludeSearch;
    }

    onKeyDown(event) {
        if (event.key == 'Enter') {
            event.preventDefault();
            this.onSearch();
        }
    }

    onSearch() {
        const params = {search: this._excludeSearch};
        if (this.excludeSelected.type == 'specificLocations') {
            this.$.model.applyFilter({}, params).then(() => {
                const data = this.$.model.data;

                for (let geo of data) {
                    for (let exclusion of this.exclusions) {
                        if (geo.id == exclusion.geoFk)
                            geo.checked = true;
                    }
                }

                this.$.treeview.data = data;
            });
        }
    }

    onFetch(item) {
        const params = item ? {parentId: item.id} : null;
        return this.$.model.applyFilter({}, params)
            .then(() => this.$.model.data);
    }

    onSort(a, b) {
        if (b.selected !== a.selected) {
            if (a.selected == null)
                return 1;
            if (b.selected == null)
                return -1;
            return b.selected - a.selected;
        }

        return a.name.localeCompare(b.name);
    }

    exprBuilder(param, value) {
        switch (param) {
        case 'search':
            return {name: {like: `%${value}%`}};
        }
    }
}
Controller.$inject = ['$element', '$scope', 'vnWeekDays'];

ngModule.vnComponent('vnZoneEvents', {
    template: require('./index.html'),
    controller: Controller,
    bindings: {
        zone: '<'
    },
    require: {
        card: '^vnZoneCard'
    }
});