@extends('layouts.main')

@section("content")
    <page-content ></page-content>
@endsection
@section("components_declarations")
    @include("levels.level_form")
    @include("levels.level_info")
    <template id="page-content">
        <v-content>
            <v-container fluid fill-height>
                <v-layout justify-center>
                    <v-flex>
                        <template>
                            <v-card flat>
                                <v-toolbar

                                    color="grey"
                                    class="lighten-2"
                                    light
                                    extended
                                    flat

                                >
                                    <v-toolbar-title>{{__("Levels")}}</v-toolbar-title>
                                    <v-spacer></v-spacer>
                                    <v-text-field
                                        v-model="search"
                                        append-icon="search"
                                        label="{{__("Search")}}"
                                        single-line

                                    ></v-text-field>
                                </v-toolbar>

                                <v-layout row pb-2>
                                    <v-flex xs10 offset-xs1>
                                        <v-card flat :elevation="0" class="card--flex-toolbar">
                                            <v-toolbar card prominent dense>


                                                <v-btn icon @click="newItem()" title="{{__("New Level")}}">
                                                    <v-icon color="primary">add</v-icon>
                                                </v-btn>


                                                <v-spacer></v-spacer>



                                                <v-btn :disabled="selected.length==0" icon @click="deleteItems()"
                                                       title="{{__("components.Delete")}}">
                                                    <v-icon color="red">delete</v-icon>
                                                </v-btn>
                                            </v-toolbar>

                                            <v-divider></v-divider>

                                            <v-data-table
                                                :elevation="0"
                                                v-model="selected"
                                                :headers="headers"
                                                :items="items"
                                                item-key="id"
                                                select-all="primary"
                                                :pagination.sync="pagination"
                                                :total-items="total"
                                                :loading="loading"

                                            >

                                                <template slot="items" slot-scope="props">
                                                    <td>
                                                        <v-checkbox
                                                            v-model="props.selected"
                                                            color="primary lighten-2"
                                                            hide-details
                                                        ></v-checkbox>
                                                    </td>

                                                    <td>@{{ props.item.name }}</td>
                                                    {{--<td>@{{ props.item.level? props.item.level.name:'' }}</td>--}}
                                                    <td>
                                                        <v-btn icon  @click="editItem(props.item)"
                                                               title="{{__("Edit")}}">
                                                            <v-icon small color="primary">edit</v-icon>
                                                        </v-btn>
                                                        <v-btn icon @click="viewItem(props.item)"
                                                               title="{{__("View")}}">
                                                            <v-icon small color="info">visibility</v-icon>
                                                        </v-btn>
                                                    </td>
                                                </template>
                                                <template slot="no-data">
                                                    <v-alert :value="true" color="error" icon="warning">
                                                        {{__("components.Sorry, nothing to display here")}} 😞
                                                    </v-alert>

                                                </template>
                                                <v-alert slot="no-results" :value="true" color="error" icon="warning">
                                                    @{{ search }} {{__('components.not found')}} 😥
                                                </v-alert>
                                            </v-data-table>
                                        </v-card>
                                    </v-flex>
                                </v-layout>
                            </v-card>
                        </template>

                    </v-flex>
                </v-layout>

                <v-dialog v-model="dialog" width="450px">
                    <v-card>
                        <v-card-title
                            class="grey lighten-4 py-4 title"
                        >
                            <span v-if="item.id">@{{ item.name }}</span>
                            <span v-else>{{__("New Level")}}</span>
                            <v-spacer></v-spacer>
                            <v-btn small icon @click="dialog=false">
                                <v-icon small>close</v-icon>
                            </v-btn>
                        </v-card-title>
                        <v-container grid-list-sm class="pa-4">
                            <level-form :level="item" :event="eventListner"></level-form>
                        </v-container>

                    </v-card>
                </v-dialog>
                <v-dialog v-model="view_dialog">
                    <v-card>
                        <v-card-title
                            class="grey lighten-4 py-4 title"
                        >
                            <span>@{{ item.name }}</span>
                            <v-spacer></v-spacer>
                            <v-btn small icon @click="view_dialog=false">
                                <v-icon small>close</v-icon>
                            </v-btn>
                        </v-card-title>
                        <v-container grid-list-sm class="pa-4">
                            <level-info v-if="item.id" :level="item" :event="eventListner"></level-info>
                        </v-container>

                    </v-card>
                </v-dialog>

                <v-dialog v-model="confirm" width="300px">
                    <v-card>
                        <v-card-title
                            class="grey lighten-4 py-4 title"
                        >
                            {{__("components.Confirm")}}
                        </v-card-title>
                        <v-container grid-list-sm class="pa-4">
                            <v-layout row wrap>
                                <v-flex xs12 align-center justify-space-between>
                                    <v-layout align-center>
                                        @{{confirmObject.text}}
                                    </v-layout>
                                </v-flex>

                            </v-layout>
                        </v-container>
                        <v-card-actions>


                            <v-btn flat @click="confirm = !confirm">{{__("components.Cancel")}}</v-btn>
                            <v-spacer></v-spacer>
                            <v-btn flat color="primary" :loading="loading"
                                   @click="actionOnMultiple(confirmObject.action)">{{__("components.Continue")}}
                            </v-btn>
                        </v-card-actions>
                    </v-card>
                </v-dialog>
                <v-snackbar
                    v-model="snackbar.active"
                    :color="snackbar.color"
                >
                    @{{ snackbar.text }}
                    <v-btn

                        flat
                        @click="snackbar.active = false"
                    >
                        Close
                    </v-btn>
                </v-snackbar>
            </v-container>

        </v-content>
    </template>
    <script>

        const PageContent = {
            template: "#page-content",
            components: {LevelForm,LevelInfo},
            data: () => ({
                total: 0,
                loading: true,
                pagination: {},
                fab: false,
                dialog: false,
                view_dialog:false,
                confirm: false,
                confirmObject: {action: '', text: '', active: false},
                snackbar: {active: false, text: "", color: "primary"},
                search: "",

                table_items: [
                    'Validate', 'Suspend', 'Delete'
                ],

                selected: [],
                selectedBills: [],
                headers: [
                    {text: '{{__("Name")}}', value: 'name'},
                    /*{text: '{{__("Parent Level")}}', value: 'level_id'},*/
                    {text: '{{__("Actions")}}', sortable: false},
                ],
                form: {},
                item: {},
                items: [],
                defaultItem: {},
                settings: {pagination: {page: 1}},



                print_date: new Date().toISOString().substr(0, 7),
                print_modal: false,
                month_modal: false
            }),
            props: {
                source: String,

                showreport: {
                    type: Function,
                    defualt: function (url) {
                    }
                },

            },
            computed: {
                pages() {
                    if (this.pagination.rowsPerPage == null ||
                        this.pagination.totalItems == null
                    ) return 0;

                    return Math.ceil(this.pagination.totalItems / this.pagination.rowsPerPage)
                },
                params(nv) {
                    return {
                        ...this.pagination,
                        query: this.search
                    };
                },

            },
            watch: {
                params: {
                    handler() {
                        this.getData().then(data => {
                            this.items = data.items;
                            this.total = data.total;
                        });
                    },
                    deep: true
                },
            },
            mounted() {

                if (localStorage.getItem('settings')) this.settings = JSON.parse(localStorage.getItem('settings')) || this.settings;
                this.pagination = {rowsPerPage:10,page: 1};

            },
            methods: {
                eventListner(event,data){
                    switch (event) {
                        case "toast":
                            this.toast(data.message,data.color);
                            break;
                        case "level":
                            this.pushItem(data);
                            break;
                        default:
                            console.log("unknown event caught");
                            break;
                    }
                },
                getData() {
                    this.loading = true;
                    return new Promise((resolve, reject) => {
                        var _this = this;
                        const rowsPerPage = this.pagination.rowsPerPage;
                        const page = this.pagination.page;
                        // get by search keyword
                        axios.get("{{route("levels.index")}}", {
                            params: {
                                term: this.search,
                                orderBy: this.pagination.sortBy,
                                page: this.pagination.page,
                                direction: this.pagination.descending ? "DESC" : "ASC",
                                per_page: this.pagination.rowsPerPage
                            }
                        })
                            .then(res => {
                                let items = res.data.data;


                                const total = res.data.total;
                                this.loading = false;
                                resolve({
                                    items,
                                    total
                                })

                            })
                            .catch(err => console.log(err))
                            .finally(() => _this.loading = false);
                    })


                },


                newItem() {

                    this.item = this.defaultItem;
                    this.dialog = true;
                },
                updateItems() {
                    if (this.selected.length == 0) {
                        this.toast("{{__("components.Select items")}}", "red");
                        return false;
                    }
                    this.update_dialog = true;
                },
                editItem(item) {

                    this.item = item;
                    this.dialog = true;
                },
                viewItem(item) {

                    this.item = item;
                    this.view_dialog = true;
                },
                editPayment(item) {

                    this.payment = item;
                },
                deleteItems() {
                    if (this.selected.length !== 0) {
                        this.confirmObject.text = "{{__("components.Are you sure to delete")}} " + this.selected.length + " levels";
                        this.confirmObject.action = "delete";
                        this.confirm = true;
                    }

                },


                actionOnMultiple(action) {
                    if (this.selected.length === 0) {
                        this.snackbar.text = "{{__("components.Select items")}}";
                        this.snackbar.color = "dark";
                        this.snackbar.active = true;
                        return false;
                    }

                    let _this = this;
                    let IDS = [];
                    for (let i = 0; i < this.selected.length; i++) {
                        IDS.push(this.selected[i].id);
                    }

                    this.loading = true;

                    axios.post('/levels/action/' + action, {ids: IDS})
                        .then(response => {

                            if (response.data) {
                                let data = response.data;

                                if (action == "delete") {
                                    for (let i = 0; i < IDS.length; i++) {
                                        _this.items.splice(_this.getIndex(_this.items, "id", IDS[i]), 1);
                                    }
                                } else {
                                    for (let i = 0; i < data.length; i++) {
                                        let object = data[i];
                                        let index = _this.getIndex(_this.items, "id", object.id);

                                        if (index > -1) {
                                            Vue.set(_this.items, index, object);
                                        } else {
                                            _this.items.unshift(object);
                                        }
                                    }
                                }
                                _this.confirm = false;
                                _this.selected = [];
                                this.loading = false;
                            } else {
                                this.snackbar.text = "{{__("components.An error occurred")}}";
                                this.snackbar.color = "red";
                                this.snackbar.active = true;
                                _this.confirm = false;
                                this.loading = false;
                            }
                        });
                },


                /*
                    format tweet created_at date to a nice string date
                     */
                formatDate(date_string) {
                    var REFERENCE = moment(date_string);
                    var TODAY = moment();
                    var YESTERDAY = moment().subtract(1, 'day');
                    /*
                    if the time is creater than a day show the month and day
                     */
                    if (moment(date_string).isSame(TODAY, 'd') || moment(date_string).isSame(YESTERDAY, 'd')) {
                        return moment(date_string).fromNow()
                    } else {
                        return REFERENCE.format("MMM DD")
                    }

                    return
                },
                /*
                    method to get index of an item in an array
                    using a field and a value of comparison
                     */
                getIndex(items, field, value) {
                    for (var i = 0; i < items.length; i++) {
                        if (items[i][field] == value) {
                            return i;
                        }
                    }
                    return -1;
                },
                /*
                   method to get an item in an array
                   using a field and a value of comparison
                    */
                getItem(items, field, value) {
                    for (var i = 0; i < items.length; i++) {
                        if (items[i][field] == value) {
                            return items[i];
                        }
                    }
                    return false;
                },
                pushItem(item){


                    for (var i = 0; i < this.items.length; i++) {
                        if (item.id === this.items[i].id) {
                            Vue.set(this.items, i, item);
                            return true;
                        }
                    }
                    this.items.unshift(item)

                    this.dialog = false;
                },
                toast(message, color) {

                    this.snackbar.text = message;
                    this.snackbar.color = color;
                    this.snackbar.active = true;


                },
                close() {
                    this.dialog = false
                    setTimeout(() => {
                        this.item = Object.assign({}, this.defaultItem)

                    }, 300)
                },
            },
        }
    </script>
@endsection
@section("components_instances")
    PageContent
@endsection