[Keyboard] Update Pachi RGB Rev2 VIA custom indicators (#19788)

3 files changed, 370 insertions, 6 deletions

diff --git a/keyboards/xelus/pachi/rgb/rev2/config.h b/keyboards/xelus/pachi/rgb/rev2/config.h
index f72a9e1945..5174e920e6 100644
--- a/keyboards/xelus/pachi/rgb/rev2/config.h
+++ b/keyboards/xelus/pachi/rgb/rev2/config.h
@@ -1,4 +1,4 @@
-/* Copyright 2021 Harrison Chan (Xelus)
+/* Copyright 2023 Harrison Chan (Xelus)
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -90,8 +90,9 @@
 #define ENABLE_RGB_MATRIX_HUE_BREATHING
 #define ENABLE_RGB_MATRIX_HUE_PENDULUM
 #define ENABLE_RGB_MATRIX_HUE_WAVE
-// #define ENABLE_RGB_MATRIX_PIXEL_FRACTAL
 // #define ENABLE_RGB_MATRIX_PIXEL_RAIN
+// #define ENABLE_RGB_MATRIX_PIXEL_FLOW
+// #define ENABLE_RGB_MATRIX_PIXEL_FRACTAL
 
 #define ENABLE_RGB_MATRIX_TYPING_HEATMAP
 #define ENABLE_RGB_MATRIX_DIGITAL_RAIN
@@ -109,5 +110,6 @@
 #define ENABLE_RGB_MATRIX_SOLID_SPLASH
 #define ENABLE_RGB_MATRIX_SOLID_MULTISPLASH
 
-
-#define FORCE_NKRO
+// VIA KB level
+#define VIA_FIRMWARE_VERSION 1
+#define VIA_EEPROM_CUSTOM_CONFIG_SIZE 17
diff --git a/keyboards/xelus/pachi/rgb/rev2/rev2.c b/keyboards/xelus/pachi/rgb/rev2/rev2.c
index c35d940ed4..da5bb96a75 100644
--- a/keyboards/xelus/pachi/rgb/rev2/rev2.c
+++ b/keyboards/xelus/pachi/rgb/rev2/rev2.c
@@ -1,4 +1,4 @@
-/* Copyright 2021 Harrison Chan (Xelus)
+/* Copyright 2023 Harrison Chan (Xelus)
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -242,4 +242,312 @@ const rgb_matrix_driver_t rgb_matrix_driver = {
     .set_color = IS31FL3741_set_color,
     .set_color_all = IS31FL3741_set_color_all
 };
+
+#ifdef VIA_ENABLE
+#include "quantum.h"
+#include "eeprom.h"
+
+indicator_settings_config g_config = {
+    .caps_lock_indicator = {0, 0, 128},
+    .num_lock_indicator = {60, 0, 128},
+    .scroll_lock_indicator = {120, 0, 128},
+    .layer_indicator = {180, 0, 128},
+    .caps_lock_key = 7,
+    .num_lock_key = 0,
+    .scroll_lock_key = 78,
+    .layer_indicator_key = 0,
+    .enable_caps_lock = true,
+    .enable_num_lock = false,
+    .enable_scroll_lock = true,
+    .enable_layer_indicator = false,
+    .caps_override_bl = true,
+    .num_override_bl = true,
+    .scroll_override_bl = true,
+    .layer_override_bl = true
+};
+
+void values_load(void)
+{
+    eeprom_read_block( &g_config, ((void*)VIA_EEPROM_CUSTOM_CONFIG_ADDR), sizeof(g_config) );
+}
+
+void values_save(void)
+{
+    eeprom_update_block( &g_config, ((void*)VIA_EEPROM_CUSTOM_CONFIG_ADDR), sizeof(g_config) );
+}
+
+void via_init_kb(void)
+{
+    // If the EEPROM has the magic, the data is good.
+    // OK to load from EEPROM
+    if (via_eeprom_is_valid()) {
+        values_load();
+    } else	{
+        values_save();
+        // DO NOT set EEPROM valid here, let caller do this
+    }
+}
+
+void via_custom_value_command_kb(uint8_t *data, uint8_t length) {
+    // data = [ command_id, channel_id, value_id, value_data ]
+    uint8_t *command_id        = &(data[0]);
+    uint8_t *channel_id        = &(data[1]);
+    uint8_t *value_id_and_data = &(data[2]);
+
+    if ( *channel_id == id_custom_channel ) {
+        switch ( *command_id )
+        {
+            case id_custom_set_value:
+            {
+                indicator_config_set_value(value_id_and_data);
+                break;
+            }
+            case id_custom_get_value:
+            {
+                indicator_config_get_value(value_id_and_data);
+                break;
+            }
+            case id_custom_save:
+            {
+                values_save();
+                break;
+            }
+            default:
+            {
+                // Unhandled message.
+                *command_id = id_unhandled;
+                break;
+            }
+        }
+        return;
+    }
+
+    // Return the unhandled state
+    *command_id = id_unhandled;
+
+    // DO NOT call raw_hid_send(data,length) here, let caller do this
+}
+
+void indicator_config_set_value( uint8_t *data )
+{
+    // data = [ value_id, value_data ]
+    uint8_t *value_id   = &(data[0]);
+    uint8_t *value_data = &(data[1]);
+
+    switch ( *value_id )
+    {
+        case id_caps_lock_enable:
+            g_config.enable_caps_lock = *value_data;
+            break;
+        case id_num_lock_enable:
+            g_config.enable_num_lock = *value_data;
+            break;
+        case id_scroll_lock_enable:
+            g_config.enable_scroll_lock = *value_data;
+            break;
+        case id_layer_indicator_enable:
+            g_config.enable_layer_indicator = *value_data;
+            break;
+        case id_caps_lock_brightness:
+            g_config.caps_lock_indicator.v = *value_data;
+            break;
+        case id_num_lock_brightness:
+            g_config.num_lock_indicator.v = *value_data;
+            break;
+        case id_scroll_lock_brightness:
+            g_config.scroll_lock_indicator.v = *value_data;
+            break;
+        case id_layer_indicator_brightness:
+            g_config.layer_indicator.v = *value_data;
+            break;
+        case id_caps_lock_color:
+            _set_color( &(g_config.caps_lock_indicator), value_data );
+            break;
+        case id_num_lock_color:
+            _set_color( &(g_config.num_lock_indicator), value_data );
+            break;
+        case id_scroll_lock_color:
+            _set_color( &(g_config.scroll_lock_indicator), value_data );
+            break;
+        case id_layer_indicator_color:
+            _set_color( &(g_config.layer_indicator), value_data );
+            break;
+        case id_caps_lock_key:
+            g_config.caps_lock_key = *value_data;
+            break;
+        case id_num_lock_key:
+            g_config.num_lock_key = *value_data;
+            break;
+        case id_scroll_lock_key:
+            g_config.scroll_lock_key = *value_data;
+            break;
+        case id_layer_indicator_key:
+            g_config.layer_indicator_key = *value_data;
+            break;
+        case id_caps_lock_override:
+            g_config.caps_override_bl = *value_data;
+            break;
+        case id_num_lock_override:
+            g_config.num_override_bl = *value_data;
+            break;
+        case id_scroll_lock_override:
+            g_config.scroll_override_bl = *value_data;
+            break;
+        case id_layer_indicator_override:
+            g_config.layer_override_bl = *value_data;
+            break;
+    }
+}
+
+void indicator_config_get_value( uint8_t *data )
+{
+    uint8_t *value_id   = &(data[0]);
+    uint8_t *value_data = &(data[1]);
+
+    switch ( *value_id )
+    {
+        case id_caps_lock_enable:
+            *value_data = g_config.enable_caps_lock;
+            break;
+        case id_num_lock_enable:
+            *value_data = g_config.enable_num_lock;
+            break;
+        case id_scroll_lock_enable:
+            *value_data = g_config.enable_scroll_lock;
+            break;
+        case id_layer_indicator_enable:
+            *value_data = g_config.enable_layer_indicator;
+            break;
+        case id_caps_lock_brightness:
+            *value_data = g_config.caps_lock_indicator.v;
+            break;
+        case id_num_lock_brightness:
+            *value_data = g_config.num_lock_indicator.v;
+            break;
+        case id_layer_indicator_brightness:
+            *value_data = g_config.scroll_lock_indicator.v;
+            break;
+        case id_scroll_lock_brightness:
+            *value_data = g_config.layer_indicator.v;
+            break;
+        case id_caps_lock_color:
+            _get_color( &(g_config.caps_lock_indicator), value_data );
+            break;
+        case id_num_lock_color:
+            _get_color( &(g_config.num_lock_indicator), value_data );
+            break;
+        case id_scroll_lock_color:
+            _get_color( &(g_config.scroll_lock_indicator), value_data );
+            break;
+        case id_layer_indicator_color:
+            _get_color( &(g_config.layer_indicator), value_data );
+            break;
+        case id_caps_lock_key:
+            *value_data = g_config.caps_lock_key;
+            break;
+        case id_num_lock_key:
+            *value_data = g_config.num_lock_key;
+            break;
+        case id_scroll_lock_key:
+            *value_data = g_config.scroll_lock_key;
+            break;
+        case id_layer_indicator_key:
+            *value_data = g_config.layer_indicator_key;
+            break;
+        case id_caps_lock_override:
+            *value_data = g_config.caps_override_bl;
+            break;
+        case id_num_lock_override:
+            *value_data = g_config.num_override_bl;
+            break;
+        case id_scroll_lock_override:
+            *value_data = g_config.scroll_override_bl;
+            break;
+        case id_layer_indicator_override:
+            *value_data = g_config.layer_override_bl;
+            break;
+    }
+}
+
+// Some helpers for setting/getting HSV
+void _set_color( HSV *color, uint8_t *data )
+{
+    color->h = data[0];
+    color->s = data[1];
+}
+
+void _get_color( HSV *color, uint8_t *data )
+{
+    data[0] = color->h;
+    data[1] = color->s;
+}
+
+// Set the indicators with RGB Matrix subsystem
+bool rgb_matrix_indicators_advanced_kb(uint8_t led_min, uint8_t led_max) {
+    // caps lock cyan
+    if (g_config.enable_caps_lock) {
+        RGB rgb_caps = hsv_to_rgb( (HSV){ .h = g_config.caps_lock_indicator.h,
+                                          .s = g_config.caps_lock_indicator.s,
+                                          .v = g_config.caps_lock_indicator.v } );
+        if (host_keyboard_led_state().caps_lock) {
+            RGB_MATRIX_INDICATOR_SET_COLOR(g_config.caps_lock_key, rgb_caps.r, rgb_caps.g, rgb_caps.b);
+        } else {
+            if (g_config.caps_override_bl) {
+                RGB_MATRIX_INDICATOR_SET_COLOR(g_config.caps_lock_key, 0, 0, 0);
+            }
+        }
+    }
+
+    // num lock cyan
+    if (g_config.enable_num_lock) {
+        RGB rgb_num = hsv_to_rgb( (HSV){ .h = g_config.num_lock_indicator.h,
+                                         .s = g_config.num_lock_indicator.s,
+                                         .v = g_config.num_lock_indicator.v } );
+        if (host_keyboard_led_state().num_lock) {
+            RGB_MATRIX_INDICATOR_SET_COLOR(g_config.num_lock_key, rgb_num.r, rgb_num.g, rgb_num.b);
+        } else {
+            if (g_config.num_override_bl) {
+                RGB_MATRIX_INDICATOR_SET_COLOR(g_config.num_lock_key, 0, 0, 0);
+            }
+        }
+    }
+
+    // scroll lock cyan
+    if (g_config.enable_scroll_lock) {
+        RGB rgb_scroll = hsv_to_rgb( (HSV){ .h = g_config.scroll_lock_indicator.h,
+                                            .s = g_config.scroll_lock_indicator.s,
+                                            .v = g_config.scroll_lock_indicator.v } );
+        if (host_keyboard_led_state().scroll_lock) {
+            RGB_MATRIX_INDICATOR_SET_COLOR(g_config.scroll_lock_key, rgb_scroll.r, rgb_scroll.g, rgb_scroll.b);
+        } else {
+            if (g_config.scroll_override_bl) {
+                RGB_MATRIX_INDICATOR_SET_COLOR(g_config.scroll_lock_key, 0, 0, 0);
+            }
+        }
+    }
+
+    // layer state
+    if (g_config.enable_layer_indicator) {
+        RGB rgb_layer = hsv_to_rgb( (HSV){ .h = g_config.layer_indicator.h,
+                                           .s = g_config.layer_indicator.s,
+                                           .v = g_config.layer_indicator.v } );
+        switch (get_highest_layer(layer_state)) {
+            case 0:
+                if (g_config.layer_override_bl) {
+                    RGB_MATRIX_INDICATOR_SET_COLOR(g_config.layer_indicator_key, 0, 0, 0);
+                }
+                break;
+            case 1:
+                RGB_MATRIX_INDICATOR_SET_COLOR(g_config.layer_indicator_key, rgb_layer.r, rgb_layer.g, rgb_layer.b);
+                break;
+            default:
+                // white
+                RGB_MATRIX_INDICATOR_SET_COLOR(24, 128, 128, 128);
+                break;
+        }
+    }
+    return false;
+}
+
+#endif
 #endif
diff --git a/keyboards/xelus/pachi/rgb/rev2/rev2.h b/keyboards/xelus/pachi/rgb/rev2/rev2.h
index d7c3725d5d..d6a05b7264 100644
--- a/keyboards/xelus/pachi/rgb/rev2/rev2.h
+++ b/keyboards/xelus/pachi/rgb/rev2/rev2.h
@@ -1,4 +1,4 @@
-/* Copyright 2021 Harrison Chan (Xelus)
+/* Copyright 2023 Harrison Chan (Xelus)
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -17,6 +17,60 @@
 
 #include "quantum.h"
 
+#ifdef VIA_ENABLE
+// custom ID codes
+enum via_indicator_value {
+    id_caps_lock_enable = 1,
+    id_caps_lock_brightness,
+    id_caps_lock_color,
+    id_caps_lock_key,
+    id_caps_lock_override,
+    id_num_lock_enable,
+    id_num_lock_brightness,
+    id_num_lock_color,
+    id_num_lock_key,
+    id_num_lock_override,
+    id_scroll_lock_enable,
+    id_scroll_lock_brightness,
+    id_scroll_lock_color,
+    id_scroll_lock_key,
+    id_scroll_lock_override,
+    id_layer_indicator_enable,
+    id_layer_indicator_brightness,
+    id_layer_indicator_color,
+    id_layer_indicator_key,
+    id_layer_indicator_override
+};
+
+// struct to save things
+typedef struct {
+    bool enable_caps_lock:1;            // |
+    bool enable_num_lock:1;             // |
+    bool enable_scroll_lock:1;          // |
+    bool enable_layer_indicator:1;      // |
+    bool caps_override_bl:1;            // |
+    bool num_override_bl:1;             // |
+    bool scroll_override_bl:1;          // |
+    bool layer_override_bl:1;           // 1 byte
+    HSV caps_lock_indicator;    // 3 bytes
+    HSV num_lock_indicator;     // 3 bytes
+    HSV scroll_lock_indicator;  // 3 bytes
+    HSV layer_indicator;        // 3 bytes
+    uint8_t caps_lock_key;      // 1 byte
+    uint8_t num_lock_key;       // 1 byte
+    uint8_t scroll_lock_key;    // 1 byte
+    uint8_t layer_indicator_key;// 1 byte
+} indicator_settings_config;
+// total 17 bytes
+
+// function declaration
+void indicator_config_set_value( uint8_t *data );
+void indicator_config_get_value( uint8_t *data );
+void indicator_config_save ( void );
+void _set_color(HSV *color, uint8_t *data);
+void _get_color(HSV *color, uint8_t *data);
+#endif
+
 #define _____ KC_NO
 
 #define LAYOUT_tkl_ansi_tsangan( \