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* Copyright (C) 2010 - 2025 VREM Software Development <VREMSoftwareDevelopment@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http: //www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* Bandwidth Monitor
*/
import usage from '@services/Usage';
import { DateTime } from 'luxon';
import { toIPv4 } from '@utils';
// reload every 10 minutes
const RELOAD_TIME = 10;
class Store {
constructor() {
this.last = DateTime.local();
}
orderById = (a, b) => b.id - a.id;
orderByIP = (a, b) => {
const result = a.IP - b.IP;
return result === 0 ? this.orderById(a, b) : result;
};
orderByMonth = (a, b) => {
const result = b.month - a.month;
return result === 0 ? this.orderByIP(a, b) : result;
};
orderBy = (a, b) => {
const result = b.year - a.year;
return result === 0 ? this.orderByMonth(a, b) : result;
};
data = async () => {
const current = DateTime.local();
if (!this.cached || current.diff(this.last, ['minutes']).minutes >= RELOAD_TIME) {
const data = await usage.request(import.meta.env.BASE_URL);
this.cached = data.sort(this.orderBy);
this.last = current;
}
return this.cached;
};
sum = (entries, days, id) => {
let download = 0,
upload = 0,
total = 0;
entries.forEach((entry) => {
download += entry.download;
upload += entry.upload;
total += entry.total;
});
const average = +(total / days).toFixed(3);
return { id, download, upload, total, average, days };
};
getYears = async () => {
const result = await this.data();
return [...new Set(result.map((element) => element.year))];
};
getMonths = async (year) => {
const result = await this.data();
return [...new Set(result.filter((element) => element.year === year).map((element) => element.month))];
};
getUsageByYear = async (year) => {
const result = await this.data();
const days = DateTime.local(year, 12, 31).daysInYear;
const usage = result.filter((element) => element.year === year);
return this.sum(usage, days, year);
};
getUsageByUser = async (year, month, filter) => {
const result = await this.data();
const days = DateTime.local(year, month).daysInMonth;
let usage = result.filter((element) => element.year === year && element.month === month);
if (filter) {
usage = usage.filter((entry) => {
let filterLowerCase = filter.toLowerCase();
return (
toIPv4(entry.IP).toLowerCase().indexOf(filterLowerCase) !== -1 ||
entry.MAC.toLowerCase().indexOf(filterLowerCase) !== -1 ||
entry.user.toLowerCase().indexOf(filterLowerCase) !== -1
);
});
}
const total = this.sum(usage, days, month);
const usageWithPercent = usage.map((value) => ({
...value,
percent: +((value.total * 100) / total.total).toFixed(1),
}));
return { usage: usageWithPercent, total };
};
}
const store = new Store();
class Service {
getYears = async () => await store.getYears();
getMonths = async (year) => {
const months = await store.getMonths(year);
return months.map((month) => DateTime.local(year, month).toFormat('MMMM'));
};
getUsageByUser = async (year, month, filter) =>
await store.getUsageByUser(year, DateTime.fromFormat(year + '-' + month, 'yyyy-MMMM').month, filter);
getUsageByMonth = async (year) => {
const months = await store.getMonths(year);
const total = await store.getUsageByYear(year);
let usage = await Promise.all(
months.map(async (entry) => {
const result = await store.getUsageByUser(year, entry);
return result.total;
})
);
const usageWithPercent = usage.map((value) => ({
...value,
percent: +((value.total * 100) / total.total).toFixed(1),
}));
return { usage: usageWithPercent, total };
};
getUsageByYear = async () => {
const years = await store.getYears();
return await Promise.all(
years.map(async (entry) => {
const result = await store.getUsageByYear(entry);
return result;
})
);
};
}
const API = new Service();
export default API;
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