feat: update examples + pairing process

tmk_core/common/webusb.c

@@ -6,16 +6,28 @@ webusb_state_t webusb_state = {
   .pairing = false,
 };
 
-void webusb_set_pairing_state() {
-    webusb_state.pairing = true;
-    uint8_t tick = 0;
-    do {
-        tick++;
-        wait_ms(1000);
-        //TODO Blink some leds
-    } while(webusb_state.paired == false && tick <= 30);
-    webusb_state.pairing = false;
-}
+void webusb_receive(uint8_t *data, uint8_t length) {
+    uint8_t command = data[0];
+
+    if(command == WEBUSB_CMD_PAIR && webusb_state.pairing == true) {
+        uint8_t event[3];
+        webusb_state.pairing = false;
+        webusb_state.paired = true;
+        event[0] = WEBUSB_STATUS_OK;
+        event[1] = WEBUSB_EVT_PAIRED;
+        event[2] = WEBUSB_STOP_BIT;
+        webusb_send(event, sizeof(event));
+        return;
+    }
+
+    if(webusb_state.paired == true) {
+        switch(command) {
+          //Handle commands in here
+        }
+    } else {
+        webusb_error(WEBUSB_STATUS_NOT_PAIRED);
+    }
+};
 
 void webusb_error(uint8_t code) {
     uint8_t buffer[1];

tmk_core/common/webusb.h

@@ -3,6 +3,10 @@
 #include <stdint.h>
 #include <stdbool.h>
 
+#define WEBUSB_STOP_BIT -2
+#define WEBUSB_BLINK_STEPS 512
+#define WEBUSB_BLINK_END WEBUSB_BLINK_STEPS * 60
+
 void webusb_receive(uint8_t *data, uint8_t length);
 void webusb_send(uint8_t *data, uint8_t length);
 void webusb_error(uint8_t);
@@ -21,4 +25,13 @@ enum Webusb_Status_Code {
     WEBUSB_STATUS_UNKNOWN_COMMAND,
 };
 
+enum Webusb_Command_Code {
+    WEBUSB_CMD_PAIR
+};
 
+enum Webusb_Event_Code {
+    WEBUSB_EVT_PAIRED,
+    WEBUSB_EVT_KEYDOWN,
+    WEBUSB_EVT_KEYUP,
+    WEBUSB_EVT_LAYER
+};