deploy: 65b87c4071

firmware/firmware.json

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+[
+  {
+    "hwModelSlug": "rak4631",
+    "architecture": "nrf52",
+    "displayName": "RAK WisBlock 4631",
+    "versions": ["2.6.11.60ec05e", "2.6.4.b89355f"]
+  },
+  {
+    "hwModelSlug": "tlora-t3s3-v1",
+    "architecture": "esp32",
+    "displayName": "LILYGO T-LoRa T3-S3",
+    "versions": ["2.6.11.60ec05e53"]
+  },
+  {
+    "hwModelSlug": "heltec-v3",
+    "architecture": "esp32",
+    "displayName": "Heltec V3",
+    "partitionScheme": "8MB",
+    "versions": ["2.6.11.60ec05e53"]
+  }
+]

js/esp-flasher.js

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+async function flashFirmware(board, version, fullEraseInstall) {
+  const { ESPLoader, Transport } = await import('https://unpkg.com/esptool-js/bundle.js')
+  const logBox = document.getElementById('espLog');
+
+
+  // Helper functions
+  function log(...m) {
+    logBox.textContent+=m.join(' ')+'\n';logBox.scrollTop=logBox.scrollHeight;
+  }
+
+function convertToBinaryString(bytes) {
+	let binaryString = "";
+	for (let i = 0; i < bytes.length; i++) {
+		binaryString += String.fromCharCode(bytes[i]);
+	}
+	return binaryString;
+}
+
+async function fetchBinaryContent(url) {
+  const response = await fetch(url);
+
+  if (!response.ok) {
+    throw new Error(`Failed to fetch ${url}: ${response.status} ${response.statusText}`);
+  }
+
+  const buffer = await response.arrayBuffer();
+  return convertToBinaryString(new Uint8Array(buffer));
+}
+
+
+  try {
+    log(`\n=== ${board.displayName} · ${version} (${fullEraseInstall ? 'full' : 'update'}) ===`);
+
+    let port = await navigator.serial.requestPort({});
+    let transport = new Transport(port, true);
+    let loader = new ESPLoader({ 
+      transport: transport, 
+      baudrate: 460800,
+      terminal:{ writeLine:log, write:log, clean(){} }
+    });
+
+    await loader.main();
+    log('Connected.');
+
+    let fileArray, eraseAll = false;
+
+    if (!fullEraseInstall) {
+      // UPDATE – write app only
+      const app = await fetchBinaryContent(`/firmware/${board.hwModelSlug}/${version}/firmware-${board.hwModelSlug}-${version}-update.bin`);
+
+      fileArray = [
+        { address: 0x10000, data: app }
+      ];
+    } else {
+      // FULL ERASE, and firmware + littlefs flash
+      // ota is share, need to af logic if supporting other devices...
+      let otaOffset=0x260000, spiffsOffset=0x300000;
+      if (board.partitionScheme==='8MB'){ otaOffset=0x340000; spiffsOffset=0x670000; }
+      if (board.partitionScheme==='16MB'){otaOffset=0x650000; spiffsOffset=0xC90000; }
+
+      const factory = await fetchBinaryContent(`/firmware/${board.hwModelSlug}/${version}/firmware-${board.hwModelSlug}-${version}.bin`);
+      const ota     = await fetchBinaryContent(`/firmware/bleota-s3.bin`);
+      const lfs     = await fetchBinaryContent(`/firmware/${board.hwModelSlug}/${version}/littlefswebui-${board.hwModelSlug}-${version}.bin`);
+
+      fileArray = [
+        { address: 0x0000,      data: factory },
+        { address: otaOffset,   data: ota     },   
+        { address: spiffsOffset,data: lfs     }
+      ];
+      eraseAll = true;
+    }
+
+    const flashOptions = {
+      fileArray: fileArray,
+      flashSize: 'keep',
+      eraseAll: eraseAll,
+      compress: true,
+      flashMode: 'keep',
+      flashFreq: 'keep',
+    };
+
+    await loader.writeFlash(flashOptions);
+
+  } catch(e){ console.error(e); log('❌ Error:', e); }
+}

js/firmware-ui.js

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+let boards = [];
+let selectedBoard = {};
+let selectedVersion = '';
+
+fetch('/firmware/firmware.json')
+  .then(r => r.json())
+  .then(data => {
+    boards = data;
+    showFirmwareAccordion(boards);
+  });
+
+async function showFirmwareAccordion(boards) {
+  const accordion = document.getElementById('firmwareAccordion');
+
+  boards.forEach((board, idx) => {
+    const items = board.versions.map(version => {
+      if (board.architecture === 'nrf52') {
+        return renderNRF52Item(board.hwModelSlug, version);
+      }
+      if (board.architecture === 'esp32') {
+        return renderESP32Item(board.hwModelSlug, version);
+      }
+    }).join('');
+
+    const extra = (board.architecture === 'nrf52') ? renderNRF52EraseItem() : '';
+
+    accordion.insertAdjacentHTML('beforeend', renderAccordionItem(board, items + extra, idx === 0));
+  });
+}
+
+// ── Template renderers ──
+function renderNRF52Item(hwModelSlug, version) {
+  return `
+    <li class="list-group-item d-flex justify-content-between align-items-center">
+      <span>${hwModelSlug}-${version}</span>
+      <span>
+        <a class="btn btn-sm btn-outline-secondary me-2"
+           href="/firmware/${hwModelSlug}/${version}/${hwModelSlug}-${version}-ota.zip">Download OTA</a>
+        <a class="btn btn-sm btn-outline-primary"
+           href="/firmware/${hwModelSlug}/${version}/${hwModelSlug}-${version}.uf2">Download UF2</a>
+      </span>
+    </li>`;
+}
+
+function renderESP32Item(hwModelSlug, version) {
+  return `
+    <li class="list-group-item d-flex justify-content-between align-items-center">
+      <span>${version}</span>
+      <span>
+        <button class="btn btn-sm btn-outline-primary open-modal-btn"
+                data-board="${hwModelSlug}" data-version="${version}">Flash
+        </button>
+      </span>
+    </li>`;
+}
+
+function renderNRF52EraseItem() {
+  return `
+    <li class="list-group-item d-flex justify-content-between align-items-center">
+      <span>nrf_erase2.uf2</span>
+      <a class="btn btn-sm btn-outline-danger"
+         href="/firmware/nrf_erase2.uf2">Download UF2</a>
+    </li>`;
+}
+
+function renderAccordionItem(board, bodyHtml, isOpen) {
+  return `
+    <div class="accordion-item">
+      <h2 class="accordion-header">
+        <button class="accordion-button ${isOpen ? '' : 'collapsed'}" type="button"
+                data-bs-toggle="collapse" data-bs-target="#body-${board.hwModelSlug}"
+                aria-expanded="${isOpen}" aria-controls="body-${board.hwModelSlug}">
+          <strong>${board.displayName}</strong>
+        </button>
+      </h2>
+      <div id="body-${board.hwModelSlug}" class="accordion-collapse collapse ${isOpen ? 'show' : ''}">
+        <div class="accordion-body">
+          <ul class="list-group list-group-flush">
+            ${bodyHtml}
+          </ul>
+        </div>
+      </div>
+    </div>`;
+}
+
+
+// ── Modal logic ──
+document.addEventListener('click', ev => {
+  if (!ev.target.matches('.open-modal-btn')) return;
+  
+
+  const modalEl = document.getElementById('flashModal');
+  const flashModal = new bootstrap.Modal(modalEl);
+  const titleEl = document.getElementById('flashModalLabel');
+  const eraseChk = document.getElementById('eraseSwitch');
+  const logBox = document.getElementById('espLog');
+
+  let currentBoardSlug = ev.target.dataset.board;
+  selectedVersion = ev.target.dataset.version;
+  selectedBoard = boards.find(b => b.hwModelSlug === currentBoardSlug);
+
+  titleEl.textContent = `Flash – ${selectedBoard.displayName} ${selectedVersion}`;
+  eraseChk.checked = false;
+  logBox.textContent = '';
+
+  flashModal.show();
+});
+
+// ── Start Flash Button ──
+const startBtn = document.getElementById('startFlashBtn');
+startBtn.addEventListener('click', async () => {
+  const fullEraseInstall = document.getElementById('eraseSwitch').checked;
+
+  startBtn.disabled = true;
+  await flashFirmware(selectedBoard, selectedVersion, fullEraseInstall);
+  startBtn.disabled = false;
+});