import type { key_val } from '$lib/ae_stores';
import { api } from '$lib/api';

import { db_core } from "$lib/db_core";

let ae_promises: key_val = {};


// Updated 2024-07-18
export async function generate_qr_code(
        {
            api_cfg,
            account_id,
            qr_type, // mecard, obj, str, vcard
            qr_id, // This is essentially the filename it can be found at /qr/{account_id}/{qr_id}
            qr_data, // vcard fields:
            obj_type,
            obj_id,
            str, // For encoding a string (like a URL) into a QR code.
            return_blob=true, // blob or url?
            try_cache=false,
            log_lvl=0
        }: {
            api_cfg: any,
            account_id: string,
            qr_type: string,
            qr_id: string,
            qr_data?: any,
            obj_type?: string,
            obj_id?: string,
            str?: string,
            return_blob?: boolean,
            try_cache?: boolean,
            log_lvl?: number
        }
    ) {
    if (log_lvl) {
        console.log(`*** generate_qr_code() *** qr_id=${qr_id}`);
    }

    let endpoint = `/qr/${account_id}/${qr_id}`;
    if (log_lvl) {
        console.log('Endpoint', endpoint);
    }
    let params: key_val = {
        'regen': true, // Regenerate the file even if nothing has changed.
        'return_file': return_blob,
        'qr_type': qr_type, // mecard, obj, vcard
        'qr_send': return_blob
    };

    if (qr_type == 'vcard') {
        if (qr_data.informal_name) {
            params['n'] = `${qr_data.family_name};${qr_data.given_name};${qr_data.informal_name}`;
        } else {
            params['n'] = `${qr_data.family_name};${qr_data.given_name}`;
        }
        params['fn'] = qr_data.full_name_override;
        if (qr_data.affiliations) { params['org'] = qr_data.affiliations; }

        // url
        params['email'] = qr_data.email;
        if (qr_data.phone) { params['tel'] = qr_data.phone; }

        params['adr'] = qr_data.location_override;

        if (qr_data.address_line_1) { params['adr_str'] = qr_data.address_line_1; }

        params['adr_loc'] = qr_data.city;
        params['adr_reg'] = qr_data.state_province;
        params['adr_postal'] = qr_data.postal_code;
        params['adr_country'] = qr_data.country;
    } else if (qr_type == 'obj') {
        params['obj_type'] = obj_type;
        params['obj_id'] = obj_id;
    } else if (qr_type == 'str') {
        params['str'] = str;
    }

    if (log_lvl) {
        console.log('Params', params);
    }


    // let filename = `qr_${$ae_loc.account_id}_${qr_id}_${qr_type}.png`;
    let filename = null;

    ae_promises.generate_qr_code = await api.get_object({
            api_cfg: api_cfg,
            endpoint: endpoint,
            params: params,
            return_blob: return_blob,
            filename: filename,
            auto_download: false,
            log_lvl: log_lvl
        });
    console.log('QR code generated done!?');

    if (return_blob) {
        let img_blob = new Blob([ae_promises.generate_qr_code.data]);

        let img_obj_url = URL.createObjectURL(img_blob);
        // console.log(img_obj_url);

        // return img_blob;
        return img_obj_url;
    }
    // let img_blob = new Blob([ae_promises.generate_qr_code.data]);
    // console.log(img_blob);
    // let img_obj_url = URL.createObjectURL(img_blob);
    // console.log(img_obj_url);
    // let qr_img_src = img_obj_url;

    return ae_promises.generate_qr_code;
}