From 1724355a6c8f68610ad48388448ac8350dcde75a Mon Sep 17 00:00:00 2001
From: Sorrel Bri <sorrel.bri.june@gmail.com>
Date: Tue, 3 Dec 2019 22:11:21 -0800
Subject: [PATCH] decompose rules to produce rule bundle array for epoch object

---
 src/PhonoChangeApplier.js | 41 ++++++++++++++++++++++++++++-----------
 1 file changed, 30 insertions(+), 11 deletions(-)

diff --git a/src/PhonoChangeApplier.js b/src/PhonoChangeApplier.js
index 90f61ea..7389451 100644
--- a/src/PhonoChangeApplier.js
+++ b/src/PhonoChangeApplier.js
@@ -1,6 +1,7 @@
 import React, { useState, useEffect } from 'react';
 import './PhonoChangeApplier.scss';
-import ls from 'local-storage';
+
+// import ls from 'local-storage';
 
 import ProtoLang from './components/ProtoLang';
 import Features from './components/Features';
@@ -11,20 +12,24 @@ import Output from './components/Output';
 const PhonoChangeApplier = () => {
   const [ lexicon, setLexicon ] = useState(['mun', 'tʰu', 'tɯm', 'utʰ']);
   const [ phonemes, setPhonemes ] = useState( 
-      { 
-        n: [ 'occlusive', 'sonorant', 'obstruent', 'nasal', 'alveolar' ], 
-        m: [ 'occlusive', 'sonorant', 'obstruent', 'nasal', 'bilabial' ], 
-        u: [ 'continuant', 'sonorant', 'syllabic', 'high', 'back', 'rounded' ], 
-        ɯ: [ 'continuant', 'sonorant', 'syllabic', 'high', 'back', 'unrounded' ], 
-        t: [ 'occlusive', 'plosive', 'obstruent', 'alveolar' ], 
-        tʰ: [ 'occlusive', 'plosive', 'obstruent', 'alveolar', 'aspirated' ]
-      } 
+    // ! candidate for trie to avoid situations where >2 graph phonemes 
+    // ! are uncaught by lexeme decomposition when <n graph phonemes are not present
+    { 
+      n: [ 'occlusive', 'sonorant', 'obstruent', 'nasal', 'alveolar' ], 
+      m: [ 'occlusive', 'sonorant', 'obstruent', 'nasal', 'bilabial' ], 
+      u: [ 'continuant', 'sonorant', 'syllabic', 'high', 'back', 'rounded' ], 
+      ɯ: [ 'continuant', 'sonorant', 'syllabic', 'high', 'back', 'unrounded' ], 
+      t: [ 'occlusive', 'plosive', 'obstruent', 'alveolar' ], 
+      tʰ: [ 'occlusive', 'plosive', 'obstruent', 'alveolar', 'aspirated' ],
+    } 
   );
-  const [ epochs, setEpochs ] = useState([{name: 'epoch 1', changes:['[+ feature]>[- feature]/_#']}]);
+  const [ epochs, setEpochs ] = useState([{name: 'epoch 1', changes:['[+ rounded]>[+ unrounded]/_#']}]);
   const [ options, setOptions ] = useState({output: 'default', save: false})
   const [ results, setResults ] = useState([])
   const [ errors, setErrors ] = useState({})
-  const [ features, setFeatures ] = useState([])
+  const [ features, setFeatures ] = useState(
+    ['occlusive', 'sonorant', 'obstruent', 'nasal', 'alveolar','bilabial',
+    'continuant','syllabic','high','back','rounded','unrounded', 'plosive','aspirated'])
 
   const runChanges = e => {
     e.preventDefault();
@@ -71,6 +76,20 @@ const PhonoChangeApplier = () => {
       lexicalFeatureBundles.push(lexemeBundle);
     })
     
+    // decompose rules
+    let allEpochs = epochs.map(epoch => {
+      let ruleBundle = epoch.changes.map(rule => {
+        return {
+          input: rule.split('>')[0],
+          result: rule.split('>')[1].split('/')[0],
+          preInput: rule.split('/')[1].split('_')[0],
+          postInput: rule.split('/')[1].split('_')[1],
+        }
+      })
+      return {epoch: epoch.name, rules: ruleBundle}
+    })
+
+    console.log(allEpochs)
     // apply sound changes
 
     // handle output