class NeighbourCellScanner {
constructor() {
this.tableBody = document.getElementById("neighbourCellTableBody");
this.tableHeaders = document.querySelector("#neighbourCellTable thead tr");
this.lteScanBtn = document.getElementById("startLTEScanBtn");
this.nr5gScanBtn = document.getElementById("startNR5GScanBtn");
this.resetBtn = document.getElementById("resetScanBtn");
this.bindEvents();
}
bindEvents() {
this.lteScanBtn.addEventListener("click", () => this.startLTEScan());
this.nr5gScanBtn.addEventListener("click", () => this.startNR5GScan());
this.resetBtn.addEventListener("click", () => this.resetTable());
}
updateTableHeaders(mode) {
if (mode === "LTE") {
this.tableHeaders.innerHTML = `
| Type |
EARFCN |
Physical ID |
RSRP |
RSRQ |
RSSI |
`;
} else if (mode === "NR5G") {
this.tableHeaders.innerHTML = `
Type |
ARFCN |
Physical ID |
RSRP |
RSSI |
-- |
`;
}
}
async sendCommand(command) {
try {
const response = await fetch("/cgi-bin/atinout_handler.sh", {
method: "POST",
headers: {
"Content-Type": "application/x-www-form-urlencoded",
},
body: `command=${encodeURIComponent(command)}`,
});
// remove the initial table row
this.tableBody.innerHTML = "";
return await response.json();
} catch (error) {
console.error("API Error:", error);
// add the initial table row again
this.addPlaceholderRow();
throw error;
}
}
getSignalQuality(value) {
if (value > -90) return "is-success";
if (value > -100) return "is-warning";
return "is-danger";
}
getSignalText(value) {
if (value > -90) return "Good";
if (value > -100) return "Fair";
return "Poor";
}
createSignalTag(value) {
const quality = this.getSignalQuality(value);
const text = this.getSignalText(value);
return `
${value}
${text}
`;
}
parseLTEResponse(response) {
const output = response.output;
const lines = output.split("\n");
const results = [];
for (const line of lines) {
if (line.startsWith("+QENG:")) {
const match = line.match(
/"([^"]+)","LTE",(\d+),(\d+),(-?\d+),(-?\d+),(-?\d+)/
);
if (match) {
// Extract just 'intra' or 'inter' from the type
const fullType = match[1];
const type = fullType.includes("intra") ? "intra" : "inter";
results.push({
type: type,
earfcn: match[2],
pci: match[3],
rsrq: parseInt(match[4]),
rsrp: parseInt(match[5]),
rssi: parseInt(match[6]),
});
}
}
}
return results;
}
parseNR5GResponse(response) {
const output = response.output;
const lines = output.split("\n");
const results = [];
for (const line of lines) {
if (line.startsWith("+QNWCFG:")) {
const match = line.match(/\d+,(\d+),(\d+),(-?\d+),(-?\d+)/);
if (match) {
results.push({
arfcn: match[1],
pci: match[2],
rsrp: parseInt(match[3]),
rssi: parseInt(match[4]),
});
}
}
}
return results;
}
addPlaceholderRow() {
const row = document.createElement("tr");
row.innerHTML = `
-- |
-- |
-- |
--
No Data
|
--
No Data
|
--
No Data
|
`;
this.tableBody.appendChild(row);
}
async startLTEScan() {
try {
const response = await this.sendCommand('AT+QENG="neighbourcell"');
const results = this.parseLTEResponse(response);
// Clear the table and update headers first
this.tableBody.innerHTML = "";
this.updateTableHeaders("LTE");
if (results.length === 0) {
this.addPlaceholderRow();
} else {
results.forEach((result) => {
const row = document.createElement("tr");
row.innerHTML = `
${result.type} |
${result.earfcn} |
${result.pci} |
${this.createSignalTag(
result.rsrp
)} |
${this.createSignalTag(
result.rsrq
)} |
${this.createSignalTag(
result.rssi
)} |
`;
this.tableBody.appendChild(row);
});
}
} catch (error) {
console.error("LTE Scan failed:", error);
this.resetTable();
}
}
async startNR5GScan() {
try {
const response = await this.sendCommand(
'AT+QNWCFG="nr5g_meas_info",1;+QNWCFG="nr5g_meas_info"'
);
const results = this.parseNR5GResponse(response);
// Clear the table and update headers first
this.tableBody.innerHTML = "";
this.updateTableHeaders("NR5G");
if (results.length === 0) {
this.addPlaceholderRow();
} else {
results.forEach((result) => {
const row = document.createElement("tr");
row.innerHTML = `
NR5G |
${result.arfcn} |
${result.pci} |
${this.createSignalTag(
result.rsrp
)} |
${this.createSignalTag(
result.rssi
)} |
-- |
`;
this.tableBody.appendChild(row);
});
}
} catch (error) {
console.error("NR5G Scan failed:", error);
this.resetTable();
}
}
resetTable() {
this.tableBody.innerHTML = "";
this.updateTableHeaders("LTE"); // Reset to default LTE headers
this.addPlaceholderRow(); // Add placeholder row after reset
}
}
// Initialize the scanner when the document is ready
document.addEventListener("DOMContentLoaded", () => {
const scanner = new NeighbourCellScanner();
scanner.resetTable(); // Show initial placeholder row
});