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