From 1a400d8644a1f0763c68626863b897cb83c6c939 Mon Sep 17 00:00:00 2001
From: Joel Challis <git@zvecr.com>
Date: Tue, 21 Jun 2022 04:15:06 +0100
Subject: Allow encoder config from info.json (#17295)

---
 lib/python/qmk/info.py | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

(limited to 'lib/python/qmk/info.py')

diff --git a/lib/python/qmk/info.py b/lib/python/qmk/info.py
index 23761d71b7..d308de9db8 100644
--- a/lib/python/qmk/info.py
+++ b/lib/python/qmk/info.py
@@ -218,6 +218,62 @@ def _extract_audio(info_data, config_c):
         info_data['audio'] = {'pins': audio_pins}
 
 
+def _extract_encoders_values(config_c, postfix=''):
+    """Common encoder extraction logic
+    """
+    a_pad = config_c.get(f'ENCODERS_PAD_A{postfix}', '').replace(' ', '')[1:-1]
+    b_pad = config_c.get(f'ENCODERS_PAD_B{postfix}', '').replace(' ', '')[1:-1]
+    resolutions = config_c.get(f'ENCODER_RESOLUTIONS{postfix}', '').replace(' ', '')[1:-1]
+
+    default_resolution = config_c.get('ENCODER_RESOLUTION', '4')
+
+    if a_pad and b_pad:
+        a_pad = list(filter(None, a_pad.split(',')))
+        b_pad = list(filter(None, b_pad.split(',')))
+        resolutions = list(filter(None, resolutions.split(',')))
+        resolutions += [default_resolution] * (len(a_pad) - len(resolutions))
+
+        encoders = []
+        for index in range(len(a_pad)):
+            encoders.append({'pin_a': a_pad[index], 'pin_b': b_pad[index], "resolution": int(resolutions[index])})
+
+        return encoders
+
+
+def _extract_encoders(info_data, config_c):
+    """Populate data about encoder pins
+    """
+    encoders = _extract_encoders_values(config_c)
+    if encoders:
+        if 'encoder' not in info_data:
+            info_data['encoder'] = {}
+
+        if 'rotary' in info_data['encoder']:
+            _log_warning(info_data, 'Encoder config is specified in both config.h and info.json (encoder.rotary) (Value: %s), the config.h value wins.' % info_data['encoder']['rotary'])
+
+        info_data['encoder']['rotary'] = encoders
+
+
+def _extract_split_encoders(info_data, config_c):
+    """Populate data about split encoder pins
+    """
+    encoders = _extract_encoders_values(config_c, '_RIGHT')
+    if encoders:
+        if 'split' not in info_data:
+            info_data['split'] = {}
+
+        if 'encoder' not in info_data['split']:
+            info_data['split']['encoder'] = {}
+
+        if 'right' not in info_data['split']['encoder']:
+            info_data['split']['encoder']['right'] = {}
+
+        if 'rotary' in info_data['split']['encoder']['right']:
+            _log_warning(info_data, 'Encoder config is specified in both config.h and info.json (encoder.rotary) (Value: %s), the config.h value wins.' % info_data['split']['encoder']['right']['rotary'])
+
+        info_data['split']['encoder']['right']['rotary'] = encoders
+
+
 def _extract_secure_unlock(info_data, config_c):
     """Populate data about the secure unlock sequence
     """
@@ -506,6 +562,8 @@ def _extract_config_h(info_data, config_c):
     _extract_split_main(info_data, config_c)
     _extract_split_transport(info_data, config_c)
     _extract_split_right_pins(info_data, config_c)
+    _extract_encoders(info_data, config_c)
+    _extract_split_encoders(info_data, config_c)
     _extract_device_version(info_data)
 
     return info_data
-- 
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