Update fhttp.received_data

Update fhttp.received_data to hold the request data even after the request is finished. This allows users to check the returned content within their apps while still having the option to save the file to the SD card.

assets/FlipperHTTP/flipper_http.h

@@ -10,8 +10,8 @@
 
 // STORAGE_EXT_PATH_PREFIX is defined in the Furi SDK as /ext
 
-#define HTTP_TAG "WebCrawler"             // change this to your app name
-#define http_tag "web_crawler_app"        // change this to your app id
+#define HTTP_TAG "FlipperHTTP"            // change this to your app name
+#define http_tag "flipper_http"           // change this to your app id
 #define UART_CH (FuriHalSerialIdUsart)    // UART channel
 #define TIMEOUT_DURATION_TICKS (2 * 1000) // 2 seconds
 #define BAUDRATE (115200)                 // UART baudrate
@@ -98,6 +98,9 @@ typedef struct
 
 FlipperHTTP fhttp;
 
+// fhttp.received_data holds the received data from HTTP requests
+// fhttp.last_response holds the last received data from the UART, which could be [GET/END], [POST/END], [PUT/END], [DELETE/END], etc
+
 // Timer callback function
 /**
  * @brief      Callback function for the GET timeout timer.
@@ -712,8 +715,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 // flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_get = false;
                 fhttp.just_started_get = false;
                 fhttp.state = IDLE;
@@ -776,8 +777,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 // flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_post = false;
                 fhttp.just_started_post = false;
                 fhttp.state = IDLE;
@@ -840,8 +839,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 // flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_put = false;
                 fhttp.just_started_put = false;
                 fhttp.state = IDLE;
@@ -904,8 +901,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 // flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_delete = false;
                 fhttp.just_started_delete = false;
                 fhttp.state = IDLE;
@@ -972,6 +967,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_get = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[POST/SUCCESS]") != NULL)
@@ -980,6 +977,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_post = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[PUT/SUCCESS]") != NULL)
@@ -988,6 +987,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_put = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[DELETE/SUCCESS]") != NULL)
@@ -996,6 +997,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_delete = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[DISCONNECTED]") != NULL)

flipper_http.h

@@ -11,7 +11,7 @@
 // STORAGE_EXT_PATH_PREFIX is defined in the Furi SDK as /ext
 
 #define HTTP_TAG "WebCrawler"             // change this to your app name
-#define http_tag "web_crawler_app"        // change this to your app id
+#define http_tag "web_crawler"            // change this to your app id
 #define UART_CH (FuriHalSerialIdUsart)    // UART channel
 #define TIMEOUT_DURATION_TICKS (2 * 1000) // 2 seconds
 #define BAUDRATE (115200)                 // UART baudrate
@@ -98,6 +98,9 @@ typedef struct
 
 FlipperHTTP fhttp;
 
+// fhttp.received_data holds the received data from HTTP requests
+// fhttp.last_response holds the last received data from the UART, which could be [GET/END], [POST/END], [PUT/END], [DELETE/END], etc
+
 // Timer callback function
 /**
  * @brief      Callback function for the GET timeout timer.
@@ -712,8 +715,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_get = false;
                 fhttp.just_started_get = false;
                 fhttp.state = IDLE;
@@ -776,8 +777,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_post = false;
                 fhttp.just_started_post = false;
                 fhttp.state = IDLE;
@@ -840,8 +839,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_put = false;
                 fhttp.just_started_put = false;
                 fhttp.state = IDLE;
@@ -904,8 +901,6 @@ void flipper_http_rx_callback(const char *line, void *context)
             {
                 // uncomment if you want to save the received data to the external storage
                 flipper_http_save_received_data(strlen(fhttp.received_data), fhttp.received_data);
-                free(fhttp.received_data);
-                fhttp.received_data = NULL;
                 fhttp.started_receiving_delete = false;
                 fhttp.just_started_delete = false;
                 fhttp.state = IDLE;
@@ -972,6 +967,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_get = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[POST/SUCCESS]") != NULL)
@@ -980,6 +977,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_post = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[PUT/SUCCESS]") != NULL)
@@ -988,6 +987,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_put = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[DELETE/SUCCESS]") != NULL)
@@ -996,6 +997,8 @@ void flipper_http_rx_callback(const char *line, void *context)
         fhttp.started_receiving_delete = true;
         furi_timer_start(fhttp.get_timeout_timer, TIMEOUT_DURATION_TICKS);
         fhttp.state = RECEIVING;
+        free(fhttp.received_data);
+        fhttp.received_data = NULL;
         return;
     }
     else if (strstr(line, "[DISCONNECTED]") != NULL)