From 332e9afbfa162b401203262ed232d00bfdcc1af3 Mon Sep 17 00:00:00 2001
From: Lukas Bachschwell <lukas@lbsfilm.at>
Date: Tue, 17 Oct 2017 01:10:29 +0200
Subject: [PATCH] Adding Button Type and callbacks

---
 src/EasyUI.cpp | 42 ++++++++++++++++++++++++------------------
 src/EasyUI.h   | 25 +++++++++++++------------
 2 files changed, 37 insertions(+), 30 deletions(-)

diff --git a/src/EasyUI.cpp b/src/EasyUI.cpp
index 543d0cd..92d05b1 100644
--- a/src/EasyUI.cpp
+++ b/src/EasyUI.cpp
@@ -10,31 +10,34 @@ void onWsEvent(AsyncWebSocket * server, AsyncWebSocketClient * client, AwsEventT
             break;
         case WS_EVT_CONNECT:
             {
-              //Serial.printf("[WSc] Connected to url: %s\n",  payload);
 				      Serial.println("Connected");
-              EasyUI.handleWebpage(client);
+              EasyUI.jsonDom(client);
               Serial.println("JSON Data Sent to Client!");
             }
             break;
         case WS_EVT_DATA:
-        Serial.print("WS Event");
+          Serial.print("WS Event");
           String msg = "";
           for (size_t i = 0; i < len; i++) {
             msg += (char) data[i];
           }
           Serial.println(msg);
-
-            StaticJsonBuffer<200> jsonBuffer;
-            JsonObject& root = jsonBuffer.parseObject(data);
-             String mode = root["mode"];
-             if(mode == "check_tb_status"){
+          StaticJsonBuffer<200> jsonBuffer;
+          JsonObject& root = jsonBuffer.parseObject(msg);
+             String type = root["type"];
+             if(type == "t"){
+               //Button Action
+               //TODO: get Button here
+               EasyUI.buttons[0]->callback();
                //EasyUI.tbuttonStatus();
              }
+             /*
              else if(mode == "tb_click"){
                String status = root["status"];
                String index = root["index"];
               //EasyUI.tbClick(index, status);
              }
+             */
             break;
     }
 }
@@ -61,14 +64,15 @@ void EasyUIClass::toggleButton(uint8_t  pin, const char* tbutton_label, int star
 }
 */
 // Create a generic Button
-void EasyUIClass::button(uint8_t  pin, const char* tbutton_label, int start_state, bool swap_state){
-//TODO: Implement
-  digitalWrite(pin, start_state);
-  tbutton_swap[tb_index] = swap_state;
-  tbutton_pinout[tb_index] = pin;
-  tbuttontitle[tb_index] = tbutton_label;
-  tb_index++;
+void EasyUIClass::button(const char* bLabel, void(* callBack)()){
 
+//TODO: Implement
+  Button* newB = new Button();
+
+  newB->label = bLabel;
+  newB->callback = callBack;
+  buttons[bIndex] = newB;
+  bIndex++;
 }
 /*
 // Check Toggle Buttons States and Transfer to Webpage
@@ -137,7 +141,9 @@ void EasyUIClass::tbClick(String _index, String _status){
 */
 
 // Convert & Transfer Arduino elements to JSON elements
-void EasyUIClass::handleWebpage(AsyncWebSocketClient * client){
+void EasyUIClass::jsonDom(AsyncWebSocketClient * client){
+  //SiteTitle
+  //TODO: emit here
   // Labels
   for(int i=0; i<l_index; i++){
     String json;
@@ -150,13 +156,13 @@ void EasyUIClass::handleWebpage(AsyncWebSocketClient * client){
     client->text(json);
   }
   //  Buttons
-  for(int i=0; i<tb_index; i++){
+  for(int i=0; i<bIndex; i++){
     String json;
     StaticJsonBuffer<200> jsonBuffer2;
     JsonObject& root2 = jsonBuffer2.createObject();
     root2["type"] = "domButton";
     root2["index"] = String(i);
-    root2["label"] = tbuttontitle[i];
+    root2["label"] = buttons[i]->label;
     root2.printTo(json);
     client->text(json);
     }
diff --git a/src/EasyUI.h b/src/EasyUI.h
index 2e6bf45..16b02dd 100644
--- a/src/EasyUI.h
+++ b/src/EasyUI.h
@@ -16,38 +16,39 @@
 #include <AsyncTCP.h>
 #include <ESPAsyncWebServer.h>
 
+typedef struct Button
+{
+    const char *label;
+    void (*callback)();
+} Button;
 
 class EasyUIClass{
 
 public:
   void begin();   // Begin HTTP Server + WebSocketsServer & Initalize All Elements
   void title(const char* _title);  // Define Webpage Header Name and title
-  void toggleButton(uint8_t  pin, const char* tbutton_label, int start_state = 0, bool swap_state = false);   // Create Toggle Button
-  void button(uint8_t  pin, const char* tbutton_label, int start_state = 0, bool swap_state = false);   // Create Toggle Button
+  //void toggleButton(uint8_t  pin, const char* tbutton_label, int start_state = 0, bool swap_state = false);   // Create Toggle Button
+  void button(const char* tbutton_label, void(* callBack)());   // Create Event Button
   void label(const char* label_name, const char*  label_val); // Create Label
   // Variables ---
   const char* ui_title = "EasyUI"; // Store UI Title and Header Name
-  int tb_index;   // Calculate How Many Toggle Buttons
-  int l_index;    // Calculate How Many Labels
+  int bIndex;   // How Many Buttons
+  int l_index;    // How Many Labels
 
   bool tbutton_swap[10];
-  uint8_t  tbutton_pinout[10];   // Stores GPIO Values - MAX 10
-  const char*  label_value[10];      // Stores Label Values - MAX 10
+  Button* buttons[10];
 
-  const char* tbuttontitle[10];   // Stores Toggle Button Titles - MAX 10
+  const char*  label_value[10];      // Stores Label Values - MAX 10
   const char* label_title[10];    // Stores Label Titles - MAX 10
 
-  // const char* variable_type[10];   // un-used feature for now  // Stores Label Types, Like 'C' , 'F' or '%' - MAX 10
-
   String webpage;                      // Coverts Arduino elements to JSON elements
-  String wsString = "";                      // Stores Websockets Script
 
   void tbClick(String _index, String _status);
   void tbuttonStatus();
-  void handleWebpage(AsyncWebSocketClient * client);
+  void jsonDom(AsyncWebSocketClient * client);
 
  private:
-  AsyncWebServer* server;       // Create Unique Instance for Webserver
+  AsyncWebServer* server;
   AsyncWebSocket* ws;
 };