Files
SpotMicroESP32-Leika/esp32/lib/ESP32-sveltekit/FileExplorerService.h
T
2024-11-04 08:50:14 +01:00

68 lines
2.1 KiB
C++

#ifndef FileExplorer_h
#define FileExplorer_h
#include <ESPFS.h>
#include <PsychicHttp.h>
#define FILE_EXPLORER_SERVICE_PATH "/api/files"
#define FILE_EXPLORER_DELETE_SERVICE_PATH "/api/files/delete"
class FileExplorer {
public:
FileExplorer(PsychicHttpServer *server) : _server(server) {}
void begin() {
_server->on(FILE_EXPLORER_SERVICE_PATH, HTTP_GET, [this](PsychicRequest *request) { return explore(request); });
_server->on(FILE_EXPLORER_DELETE_SERVICE_PATH, HTTP_POST,
[this](PsychicRequest *request, JsonVariant &json) { return deleteFile(request, json); });
ESP_LOGV("APStatus", "Registered GET endpoint: %s", FILE_EXPLORER_SERVICE_PATH);
}
private:
PsychicHttpServer *_server;
esp_err_t explore(PsychicRequest *request) {
return request->reply(200, "application/json", listFiles("/").c_str());
}
esp_err_t deleteFile(PsychicRequest *request, JsonVariant &json) {
if (json.is<JsonObject>()) {
String filename = json["file"];
ESP_LOGI("FileExplorer", "Deleting file: %s", filename.c_str());
return ESPFS.remove(filename.c_str()) ? request->reply(200) : request->reply(500);
}
return request->reply(400);
}
String listFiles(const String &directory, bool isRoot = true) {
File root = ESPFS.open(directory.startsWith("/") ? directory : "/" + directory);
if (!root.isDirectory()) {
return "";
}
File file = root.openNextFile();
String output = isRoot ? "{ \"root\": {" : "{";
while (file) {
if (file.isDirectory()) {
output += "\"" + String(file.name()) + "\": " + listFiles(file.name(), false) + ", ";
} else {
output += "\"" + String(file.name()) + "\": " + String(file.size()) + ", ";
}
file = root.openNextFile();
}
if (output.endsWith(", ")) {
output.remove(output.length() - 2);
}
output += "}";
if (isRoot) {
output += "}";
}
return output;
}
};
#endif // end FileExplorer_h