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

class Controller extends Section {
    constructor($element, $) {
        super($element, $);
        this.import = {
            file: '',
            invoice: null,
            buys: []
        };
    }

    onFileChange($event) {
        const input = $event.target;
        const file = input.files[0];

        const reader = new FileReader();
        reader.onload = event =>
            this.fillData(event.target.result);
        reader.readAsText(file, 'UTF-8');
    }

    fillData(raw) {
        this.import.file = raw;

        const data = JSON.parse(raw);
        const [invoice] = data.invoices;

        this.$.$applyAsync(() => {
            this.import.invoice = invoice.id_invoice;
            this.import.description = invoice.tx_awb;

            const boxes = invoice.boxes;
            const buys = [];
            for (let box of boxes) {
                for (let product of box.products) {
                    const packing = product.nu_stems_bunch * product.nu_bunches;
                    buys.push({
                        description: product.nm_product,
                        size: product.nu_length,
                        packing: packing,
                        grouping: product.nu_stems_bunch,
                        buyingValue: parseFloat(product.mny_rate_stem)
                    });
                }
            }
            this.import.buys = buys;
        });
    }

    onSubmit() {
        const params = {buys: this.import.buys};
        const query = `Entries/${this.entry.id}/import`;
        return this.$http.post(query, params).then(() => {
            this.vnApp.showSuccess(this.$t('Data saved!'));
        });
    }

    itemSearchFunc($search) {
        return /^\d+$/.test($search)
            ? {id: $search}
            : {name: {like: '%' + $search + '%'}};
    }
}

Controller.$inject = ['$element', '$scope'];

ngModule.vnComponent('vnEntryBuyImport', {
    template: require('./index.html'),
    controller: Controller,
    bindings: {
        worker: '<'
    }
});