function EEMCounter(data, index) {
    const process_slots = (item) => {
        if (!item.options_data
            || item.options_data.ext_pwr === false
            || item.options_data.mono_eem === false
        )
            return item.slotOccupied;
        else if (item.options_data.ext_pwr === true)
            return 0;
        else if (item.options_data.mono_eem === true || item.options_data.n_eem === "1 EEM")
            return 1;
        else if (item.options_data.n_eem === "3 EEM")
            return 3;

        return item.slotOccupied || 0;
    }
    let count = 0;
    for (let i = index + 1; i < data.length; i++) {
        if (data[i].resources.filter((value, _i) => value.name === "eem").length > 0) break;
        count += process_slots(data[i]);
    }
    return count;
}

function ClockCounter(data, index) {
    const process_slots = (item) => {
        return (item.options_data && item.options_data.ext_clk === true) ? 0 : (item.clockOccupied || 0);
    }
    let count = 0;
    for (let i = index + 1; i < data.length; i++) {
        if (data[i].resources.filter((value, _i) => value.name === "clk").length > 0) break;
        count += process_slots(data[i]);
    }
    return count;
}

function IDCCounter(data, index) {
    const process_slots = (item) => {
        return item.idcOccupied || 0;
    }
    let count = 0;
    for (let i = index + 1; i < data.length; i++) {
        if (data[i].resources.filter((value, _i) => value.name === "idc").length > 0) break;
        count += process_slots(data[i]);
    }
    return count;
}


const resource_counters = {
    "eem": EEMCounter,
    "clk": ClockCounter,
    "idc": IDCCounter
}

export function CountResources(data, index) {
    if (!data[index].resources) return null;
    let result = [];
    data[index].resources.forEach((item, _) => {
        if (resource_counters[item.name]) result.push({
            name: item.name,
            occupied: resource_counters[item.name](data, index),
            max: item.max
        });
    });
    return result;
}