[Keymap] Bonta keymap for massdrop/ALT (qmk#6391)

* Added new bonta keymap.

* Added a note.

* Made map more mac like.

keyboards/massdrop/alt/keymaps/bonta/keymap.c

@@ -0,0 +1,114 @@
+#include QMK_KEYBOARD_H
+
+enum alt_keycodes {
+    U_T_AUTO = SAFE_RANGE, //USB Extra Port Toggle Auto Detect / Always Active
+    U_T_AGCR,              //USB Toggle Automatic GCR control
+    DBG_TOG,               //DEBUG Toggle On / Off
+    DBG_MTRX,              //DEBUG Toggle Matrix Prints
+    DBG_KBD,               //DEBUG Toggle Keyboard Prints
+    DBG_MOU,               //DEBUG Toggle Mouse Prints
+    MD_BOOT,               //Restart into bootloader after hold timeout
+};
+
+#define TG_NKRO MAGIC_TOGGLE_NKRO //Toggle 6KRO / NKRO mode
+#define RGB_BRU RGB_VAI
+#define RGB_BRD RGB_VAD
+
+keymap_config_t keymap_config;
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    [0] = LAYOUT(
+        KC_ESC,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, KC_EQL,  KC_BSPC, KC_DEL,  \
+        KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC, KC_RBRC, KC_BSLS, KC_HOME, \
+        KC_CAPS, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,          KC_ENT,  KC_PGUP, \
+        KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,          KC_UP,   KC_PGDN, \
+        KC_LCTL, KC_LALT, KC_LGUI,                            KC_SPC,                             KC_RGUI, MO(1),   KC_LEFT, KC_DOWN, KC_RGHT  \
+    ),
+    [1] = LAYOUT(
+        KC_GRV,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  KC_F13,  KC_MUTE, \
+        _______, RGB_SPD, RGB_BRU, RGB_SPI, _______, _______, _______, U_T_AUTO,U_T_AGCR,_______, KC_PSCR, KC_SLCK, KC_PAUS, _______, KC_END,  \
+        _______, RGB_RMOD,RGB_BRD, RGB_MOD, _______, _______, _______, _______, _______, _______, _______, _______,          _______, KC_VOLU, \
+        _______, RGB_TOG, _______, _______, _______, MD_BOOT, TG_NKRO, _______, _______, _______, _______, _______,          KC_VOLU, KC_VOLD, \
+        _______, _______, _______,                            KC_MPLY,                            _______, _______, KC_MPRV, KC_VOLD, KC_MNXT  \
+    )
+};
+
+// Runs just one time when the keyboard initializes.
+void matrix_init_user(void) {
+};
+
+// Runs constantly in the background, in a loop.
+void matrix_scan_user(void) {
+};
+
+#define MODS_SHIFT  (get_mods() & MOD_BIT(KC_LSHIFT) || get_mods() & MOD_BIT(KC_RSHIFT))
+#define MODS_CTRL   (get_mods() & MOD_BIT(KC_LCTL)   || get_mods() & MOD_BIT(KC_RCTRL))
+#define MODS_ALT    (get_mods() & MOD_BIT(KC_LALT)   || get_mods() & MOD_BIT(KC_RALT))
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+    static uint32_t key_timer;
+
+    switch (keycode) {
+        case U_T_AUTO:
+            if (record->event.pressed && MODS_SHIFT && MODS_CTRL) {
+                TOGGLE_FLAG_AND_PRINT(usb_extra_manual, "USB extra port manual mode");
+            }
+            return false;
+        case U_T_AGCR:
+            if (record->event.pressed && MODS_SHIFT && MODS_CTRL) {
+                TOGGLE_FLAG_AND_PRINT(usb_gcr_auto, "USB GCR auto mode");
+            }
+            return false;
+        case DBG_TOG:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_enable, "Debug mode");
+            }
+            return false;
+        case DBG_MTRX:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_matrix, "Debug matrix");
+            }
+            return false;
+        case DBG_KBD:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_keyboard, "Debug keyboard");
+            }
+            return false;
+        case DBG_MOU:
+            if (record->event.pressed) {
+                TOGGLE_FLAG_AND_PRINT(debug_mouse, "Debug mouse");
+            }
+            return false;
+        case RGB_TOG:
+            if (record->event.pressed) {
+              switch (rgb_matrix_get_flags()) {
+                case LED_FLAG_ALL: {
+                    rgb_matrix_set_flags(LED_FLAG_KEYLIGHT);
+                    rgb_matrix_set_color_all(0, 0, 0);
+                  }
+                  break;
+                case LED_FLAG_KEYLIGHT: {
+                    rgb_matrix_set_flags(LED_FLAG_UNDERGLOW);
+                    rgb_matrix_set_color_all(0, 0, 0);
+                  }
+                  break;
+                default: {
+                    rgb_matrix_set_flags(LED_FLAG_ALL);
+                  }
+                  break;
+              }
+            }
+            return false;
+        case MD_BOOT:
+            if (record->event.pressed) {
+                key_timer = timer_read32();
+            } else {
+                if (timer_elapsed32(key_timer) >= 500) {
+                    reset_keyboard();
+                }
+            }
+            return false;
+        default:
+            return true; //Process all other keycodes normally
+    }
+}