[FL-1401] Add Universal TV remote (#539)

* Remove excess headers
* Add ButtonPanel
* Add Popup
* Move FileReader to standalone object
* Universal remote (part 1)
* Universal remote (part 2)
* Global rename tranciever/file_parser
* Compile assets
* syntax fix
* English: rename tranceiver to transceiver.

Co-authored-by: あく <alleteam@gmail.com>

lib/file_reader/file_reader.cpp

@@ -0,0 +1,39 @@
+#include "file_reader/file_reader.hpp"
+
+std::string FileReader::getline(File* file) {
+    std::string str;
+    size_t newline_index = 0;
+    bool found_eol = false;
+
+    while(1) {
+        if(file_buf_cnt > 0) {
+            size_t end_index = 0;
+            char* endline_ptr = (char*)memchr(file_buf, '\n', file_buf_cnt);
+            newline_index = endline_ptr - file_buf;
+
+            if(endline_ptr == 0) {
+                end_index = file_buf_cnt;
+            } else if(newline_index < file_buf_cnt) {
+                end_index = newline_index + 1;
+                found_eol = true;
+            } else {
+                furi_assert(0);
+            }
+
+            str.append(file_buf, end_index);
+            memmove(file_buf, &file_buf[end_index], file_buf_cnt - end_index);
+            file_buf_cnt = file_buf_cnt - end_index;
+            if(found_eol) break;
+        }
+
+        file_buf_cnt +=
+            fs_api->file.read(file, &file_buf[file_buf_cnt], sizeof(file_buf) - file_buf_cnt);
+        if(file_buf_cnt == 0) {
+            break; // end of reading
+        }
+    }
+
+    return str;
+}
+
+

lib/file_reader/file_reader.hpp

@@ -0,0 +1,39 @@
+#pragma once
+#include <string>
+#include <memory>
+#include "sd-card-api.h"
+#include "filesystem-api.h"
+
+class FileReader {
+private:
+    char file_buf[48];
+    size_t file_buf_cnt = 0;
+    SdCard_Api* sd_ex_api;
+    FS_Api* fs_api;
+
+public:
+    FileReader() {
+        sd_ex_api = static_cast<SdCard_Api*>(furi_record_open("sdcard-ex"));
+        fs_api = static_cast<FS_Api*>(furi_record_open("sdcard"));
+        reset();
+    }
+    ~FileReader() {
+        furi_record_close("sdcard");
+        furi_record_close("sdcard-ex");
+    }
+
+    std::string getline(File* file);
+
+    void reset(void) {
+        file_buf_cnt = 0;
+    }
+
+    SdCard_Api& get_sd_api() {
+        return *sd_ex_api;
+    }
+
+    FS_Api& get_fs_api() {
+        return *fs_api;
+    }
+};
+