[Keyboard] Add EC Theca (#21233)

Co-authored-by: jack <0x6a73@protonmail.com>

keyboards/cipulot/common/via_apc.c

@@ -0,0 +1,158 @@
+/* Copyright 2023 Cipulot
+ *
+ * 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
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include "ec_switch_matrix.h"
+#include "action.h"
+#include "via.h"
+
+#ifdef VIA_ENABLE
+
+void apc_init_thresholds(void);
+void apc_set_threshold(bool is_for_actuation);
+
+// Declaring an _apc_config_t struct that will store our data
+typedef struct _apc_config_t {
+    uint16_t actuation_threshold;
+    uint16_t release_threshold;
+} apc_config;
+
+// Check if the size of the reserved persistent memory is the same as the size of struct apc_config
+_Static_assert(sizeof(apc_config) == EECONFIG_USER_DATA_SIZE, "Mismatch in keyboard EECONFIG stored data");
+
+// Declaring a new variable apc of type apc_config
+apc_config apc;
+
+// Declaring enums for VIA config menu
+enum via_apc_enums {
+    // clang-format off
+    id_apc_actuation_threshold = 1,
+    id_apc_release_threshold = 2
+    // clang-format on
+};
+
+// Initializing persistent memory configuration: default values are declared and stored in PMEM
+void eeconfig_init_user(void) {
+    // Default values
+    apc.actuation_threshold = DEFAULT_ACTUATION_LEVEL;
+    apc.release_threshold   = DEFAULT_RELEASE_LEVEL;
+    // Write default value to EEPROM now
+    eeconfig_update_user_datablock(&apc);
+}
+
+// On Keyboard startup
+void keyboard_post_init_user(void) {
+    // Read custom menu variables from memory
+    eeconfig_read_user_datablock(&apc);
+    apc_init_thresholds();
+}
+
+// Handle the data received by the keyboard from the VIA menus
+void apc_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_apc_actuation_threshold: {
+            apc.actuation_threshold = value_data[1] | (value_data[0] << 8);
+            apc_set_threshold(true);
+            break;
+        }
+        case id_apc_release_threshold: {
+            apc.release_threshold = value_data[1] | (value_data[0] << 8);
+            apc_set_threshold(false);
+            break;
+        }
+    }
+}
+
+// Handle the data sent by the keyboard to the VIA menus
+void apc_config_get_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_apc_actuation_threshold: {
+            value_data[0] = apc.actuation_threshold >> 8;
+            value_data[1] = apc.actuation_threshold & 0xFF;
+            break;
+        }
+        case id_apc_release_threshold: {
+            value_data[0] = apc.release_threshold >> 8;
+            value_data[1] = apc.release_threshold & 0xFF;
+            break;
+        }
+    }
+}
+
+// Save the data to persistent memory after changes are made
+void apc_config_save(void) {
+    eeconfig_update_user_datablock(&apc);
+}
+
+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: {
+                apc_config_set_value(value_id_and_data);
+                break;
+            }
+            case id_custom_get_value: {
+                apc_config_get_value(value_id_and_data);
+                break;
+            }
+            case id_custom_save: {
+                apc_config_save();
+                break;
+            }
+            default: {
+                // Unhandled message.
+                *command_id = id_unhandled;
+                break;
+            }
+        }
+        return;
+    }
+
+    *command_id = id_unhandled;
+}
+
+// Initialize the thresholds
+void apc_init_thresholds(void) {
+    ecsm_config.ecsm_actuation_threshold = apc.actuation_threshold;
+    ecsm_config.ecsm_release_threshold   = apc.release_threshold;
+
+    // Update the ecsm_config
+    ecsm_update(&ecsm_config);
+}
+
+// Set the thresholds
+void apc_set_threshold(bool is_for_actuation) {
+    if (is_for_actuation) {
+        ecsm_config.ecsm_actuation_threshold = apc.actuation_threshold;
+
+    } else {
+        ecsm_config.ecsm_release_threshold = apc.release_threshold;
+    }
+    // Update the ecsm_config
+    ecsm_update(&ecsm_config);
+}
+#endif // VIA_ENABLE