From f3ffd6ad50f0a4bf24f0a0453cc5502b4b88f390 Mon Sep 17 00:00:00 2001
From: epaew <epaew@users.noreply.github.com>
Date: Tue, 27 Nov 2018 02:50:45 +0900
Subject: Keymap: Refactor edvorakjp user library (#4480)

* Refactor edvorakjp user library

* add tap dance support

* update keymaps

* edvorakjp: add SWAP_SCLN option

* fix behavior of SWAP_SCLN
---
 users/edvorakjp/edvorakjp_process_record.c | 206 +++++++++++++++++++++++++++++
 1 file changed, 206 insertions(+)
 create mode 100644 users/edvorakjp/edvorakjp_process_record.c

(limited to 'users/edvorakjp/edvorakjp_process_record.c')

diff --git a/users/edvorakjp/edvorakjp_process_record.c b/users/edvorakjp/edvorakjp_process_record.c
new file mode 100644
index 000000000..dc70522b4
--- /dev/null
+++ b/users/edvorakjp/edvorakjp_process_record.c
@@ -0,0 +1,206 @@
+#include "edvorakjp.h"
+
+#if TAP_DANCE_ENABLE != yes
+static uint16_t time_on_pressed;
+#endif
+/*
+ * Each process_record_* methods defined here are
+ * return false if handle edvorak_keycodes, or return true others.
+ */
+bool process_record_edvorakjp_ext(uint16_t keycode, keyrecord_t *record) {
+  if (!(default_layer_state == 1UL<<_EDVORAK &&
+        get_enable_jp_extra_layer() && get_japanese_mode())) {
+    return true;
+  }
+
+  // consonant keys
+  // layer_on(J1) or layer_on(J2) are defined based on key positions.
+  switch (keycode) {
+    // right hand's left side w/o N
+    case KC_F:
+    case KC_G:
+    case KC_R:
+    case KC_D:
+    case KC_T:
+    case KC_B:
+    case KC_H:
+    case KC_J:
+      if (record->event.pressed) {
+        layer_on(_EDVORAKJ1);
+      }
+      return true;
+
+    // N: toggle layer
+    case KC_N:
+      if (record->event.pressed) {
+        biton32(layer_state) == _EDVORAK ? layer_on(_EDVORAKJ1) : dvorakj_layer_off();
+      }
+      return true;
+
+    // left hand and right hand's right side
+    case KC_X:
+    case KC_C:
+    case KC_V:
+    case KC_Z:
+    case KC_Y:
+    case KC_P:
+    case KC_W:
+    case KC_Q:
+    case KC_S:
+    case KC_M:
+    case KC_K:
+    case KC_L:
+      if (record->event.pressed) {
+        layer_on(_EDVORAKJ2);
+      }
+      return true;
+  }
+
+  // vowel keys, symbol keys and modifier keys
+  if (record->event.pressed) {
+    dvorakj_layer_off();
+  }
+  switch (keycode) {
+    // combination vowel keys
+    case KC_AI:
+      if (record->event.pressed) {
+        SEND_STRING("ai");
+      }
+      return false;
+    case KC_OU:
+      if (record->event.pressed) {
+        SEND_STRING("ou");
+      }
+      return false;
+    case KC_EI:
+      if (record->event.pressed) {
+        SEND_STRING("ei");
+      }
+      return false;
+    case KC_ANN:
+      if (record->event.pressed) {
+        SEND_STRING("ann");
+      }
+      return false;
+    case KC_ONN:
+      if (record->event.pressed) {
+        SEND_STRING("onn");
+      }
+      return false;
+    case KC_ENN:
+      if (record->event.pressed) {
+        SEND_STRING("enn");
+      }
+      return false;
+    case KC_INN:
+      if (record->event.pressed) {
+        SEND_STRING("inn");
+      }
+      return false;
+    case KC_UNN:
+      if (record->event.pressed) {
+        SEND_STRING("unn");
+      }
+      return false;
+  }
+  // AOEIU and other (symbol, modifier) keys
+  return true;
+}
+
+bool process_record_edvorakjp_swap_scln(uint16_t keycode, keyrecord_t *record) {
+#ifdef SWAP_SCLN
+  static const uint8_t shift_bits = MOD_BIT(KC_LSFT) | MOD_BIT(KC_RSFT);
+  static uint8_t last_mods_status;
+  if (keycode == KC_SCLN) {
+    if (record->event.pressed) {
+      last_mods_status = get_mods();
+
+      // invert shift_bits
+      if (last_mods_status & shift_bits) {
+        set_mods(last_mods_status & ~shift_bits);
+      } else {
+        set_mods(last_mods_status | MOD_BIT(KC_LSFT));
+      }
+    } else {
+      set_mods(last_mods_status);
+      last_mods_status = 0;
+    }
+  }
+#endif
+  return true;
+}
+
+bool process_record_edvorakjp_config(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case KC_MAC:
+    case KC_WIN:
+      if (record->event.pressed) {
+        set_enable_kc_lang(keycode == KC_MAC);
+      }
+      return false;
+    case KC_EXTON:
+    case KC_EXTOFF:
+      if (record->event.pressed) {
+        set_enable_jp_extra_layer(keycode == KC_EXTON);
+      }
+      return false;
+  }
+  return true;
+}
+
+bool process_record_layer(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case EDVORAK:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_EDVORAK);
+      }
+      return false;
+    case QWERTY:
+      if (record->event.pressed) {
+        dvorakj_layer_off();
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      return false;
+#if TAP_DANCE_ENABLE != yes
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        time_on_pressed = record->event.time;
+      } else {
+        layer_off(_LOWER);
+
+        if (TIMER_DIFF_16(record->event.time, time_on_pressed) < TAPPING_TERM) {
+          set_japanese_mode(false);
+        }
+        time_on_pressed = 0;
+      }
+      return false;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        time_on_pressed = record->event.time;
+      } else {
+        layer_off(_RAISE);
+
+        if (TIMER_DIFF_16(record->event.time, time_on_pressed) < TAPPING_TERM) {
+          set_japanese_mode(true);
+        }
+        time_on_pressed = 0;
+      }
+      return false;
+#endif
+  }
+  return true;
+}
+
+bool process_record_ime(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case KC_JPN:
+    case KC_ENG:
+      if (record->event.pressed) {
+        set_japanese_mode(keycode == KC_JPN);
+      }
+      return false;
+  }
+  return true;
+}
-- 
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