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single static-content handler serving all assets

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proddy
2026-04-18 17:33:13 +02:00
parent b13fcd8939
commit dae139aa01
1 changed files with 17 additions and 9 deletions
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26
interface/progmem-generator.js
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@@ -24,20 +24,26 @@ let bundleStats = {
other: { count: 0, uncompressed: 0, compressed: 0 }
};
const generateWWWClass =
() => `typedef std::function<void(const char * uri, const String & contentType, const uint8_t * content, size_t len, const String & hash)> RouteRegistrationHandler;
// Bundle Statistics:
// AsyncWebHandler that performs the lookup.
const generateWWWClass = () => `// Bundle Statistics:
// - Total compressed size: ${(totalSize / 1000).toFixed(1)} KB
// - Total uncompressed size: ${(Object.values(bundleStats).reduce((sum, stat) => sum + stat.uncompressed, 0) / 1000).toFixed(1)} KB
// - Compression ratio: ${(((Object.values(bundleStats).reduce((sum, stat) => sum + stat.uncompressed, 0) - totalSize) / Object.values(bundleStats).reduce((sum, stat) => sum + stat.uncompressed, 0)) * 100).toFixed(1)}%
// - Generated on: ${new Date().toISOString()}
class WWWData {
${INDENT}public:
${INDENT.repeat(2)}static void registerRoutes(RouteRegistrationHandler handler) {
${fileInfo.map((f) => `${INDENT.repeat(3)}handler("${f.uri}", "${f.mimeType}", ${f.variable}, ${f.size}, ${f.hash});`).join('\n')}
${INDENT.repeat(2)}}
struct WWWAsset {
${INDENT}const char * uri;
${INDENT}const char * contentType;
${INDENT}const uint8_t * content;
${INDENT}size_t len;
${INDENT}const char * etag; // already includes enclosing double quotes
};
static const WWWAsset WWW_ASSETS[] = {
${fileInfo.map((f) => `${INDENT}{"${f.uri}", "${f.mimeType}", ${f.variable}, ${f.size}, "\\"${f.rawHash}\\""},`).join('\n')}
};
static constexpr size_t WWW_ASSETS_COUNT = sizeof(WWW_ASSETS) / sizeof(WWW_ASSETS[0]);
`;
const getFilesSync = (dir, files = []) => {
@@ -72,6 +78,7 @@ const writeFile = (relativeFilePath, buffer) => {
const zipBuffer = zlib.gzipSync(buffer, { level: 9 });
// const hash = crypto.createHash('sha256').update(zipBuffer).digest('hex');
const hash = etag(zipBuffer); // use smaller md5 instead of sha256
const rawHash = hash.replace(/^"|"$/g, '');
zipBuffer.forEach((b) => {
if (!(size % bytesPerLine)) {
@@ -94,7 +101,8 @@ const writeFile = (relativeFilePath, buffer) => {
mimeType,
variable,
size,
hash
hash,
rawHash
});
totalSize += size;