/**
 * @author Usman Naeem
 */
var timeframe_name_map = new Map();
var preferred_timeframe_name_map = new Map();

async function load_timeframes(activeOnly, messageboxElement) {
    try {
        if (timeframe_name_map.size > 0) {
            return;
        }
        const url = "GetTimeframes" + (activeOnly ? "?active=true" : "");
        const json = await callWebserviceGET(url, messageboxElement, null);
        if (json.code !== 200) {
            if (messageboxElement) {
                messageboxElement.innerHTML = json.message;
            }
        } else {
            await set_timeframes(json.timeframes, activeOnly);
        }
    } catch (error) {
        throw new Error("Failed to load timeframes");
    }
}

function set_timeframes(timeframes_json, activeOnly) {
    timeframe_name_map.clear();
    const timeframesMap = new Map();
    timeframes_json.forEach(timeframe => {
        if (!activeOnly || timeframe.active) {
            if (!timeframesMap.has(timeframe.id)) {
                timeframesMap.set(timeframe.id, timeframe);
            }
        }
    });
    timeframe_name_map = new Map([...timeframesMap.entries()].sort(function (a, b) {
        return a - b;
    }));
}

async function load_preferred_timeframes(messageboxElement) {
    try {
        const url = "GetUserTimeframePreferences";
        const json = await callWebserviceGET(url, messageboxElement, null);
        if (json.code !== 200) {
            if (messageboxElement) {
                messageboxElement.innerHTML = json.message;
            }
        } else {
            await set_preferred_timeframes(json.user_timeframe_preferences);
        }
    } catch (error) {
        console.log(error);
        throw new Error("Failed to load preferred timeframes");
    }
}

function set_preferred_timeframes(user_timeframe_preferences_json) {
    preferred_timeframe_name_map.clear();
    const timeframesMap = new Map();
    user_timeframe_preferences_json.forEach(preferredTimeframe => {
        if (!timeframesMap.has(preferredTimeframe.timeframe_id)) {
            const timeframeName = timeframe_name_map.get(preferredTimeframe.timeframe_id);
            timeframesMap.set(preferredTimeframe.timeframe_id, timeframeName);
        }
    });
    preferred_timeframe_name_map = new Map([...timeframesMap.entries()].sort(function (a, b) {
        return a - b;
    }));
}