Starting work on programatic noun declension

This is half-finished

App.jsx

@@ -1,6 +1,7 @@
 import React, { Component } from "react";
 
 import './App.scss';
+import { declineSaimiar } from './saimiar_morphology.js';
 
 const backendUrl = "https://kucinakobackend.ichigo.everydayimshuflin.com";
 
@@ -41,6 +42,9 @@ function Entry(props) {
 
 function SaiEntry(props) {
   const entry = props.entry;
+  const synCategory = entry.syn_category;
+  const isNominal = synCategory == 'nominal';
+  console.log(isNominal);
   return (
     <div className="searchResult" key={ entry.id }>
       <b>{ entry.sai }</b> - { entry.eng }
@@ -48,11 +52,21 @@ function SaiEntry(props) {
       <span className="synclass">
         <i>{ entry.syn_category }</i>
         { entry.morph_type ? `\t\t${entry.morph_type}` : null }
+        <br/>
+        { isNominal ? formatMorphology(entry) : null }
       </span>
     </div>
   );
 }
 
+function formatMorphology(entry) {
+  const decl = declineSaimiar(entry);
+  if (!decl) {
+    return '';
+  }
+  return `Abs: ${decl.abs}, Erg: ${decl.erg}, Adp: ${decl.adp}`;
+}
+
 class Results extends Component {
   constructor(props) {
     super(props);

saimiar_morphology.js

@@ -0,0 +1,61 @@
+const vowelLetters = ['a', 'e', 'ê', 'i', 'o', 'ô', 'u', 'y', 'ø'];
+
+const rootEndingPair = (str) => {
+  return { root: str.slice(0, -1), ending: str.slice(-1) };
+};
+
+function declineSaimiar(entry) {
+  const sai = entry.sai;
+  const morph = entry.morph_type;
+  if (morph == '-V') {
+    return vowelDeclension(sai);
+  } else if (morph == '-a/i') {
+    return aiDeclension(sai)
+  } else if (morph == "e-") {
+    return initalDeclension(sai);
+  } else if (morph == "-C") {
+    return consonantDeclension(sai);
+  } else {
+    console.warn(`Can't decline entry '${entry.sai}'`);
+    console.log(entry)
+    return null;
+  }
+}
+
+function vowelDeclension(sai) {
+  const { root, ending } = rootEndingPair(sai);
+  return {
+    "abs": `${root}${ending}`,
+    "erg": `${root}${ending}na`,
+    "adp": `${root}${ending}s`,
+  };
+}
+
+function aiDeclension(sai) {
+  const { root, ending } = rootEndingPair(sai);
+  return {
+    "abs": `${root}${ending}`,
+    "erg": `${root}${ending}na`,
+    "adp": `${root}${ending}s`,
+  };
+}
+
+function consonantDeclension(sai) {
+  const { root, ending } = rootEndingPair(sai);
+  return {
+    "abs": `${root}${ending}`,
+    "erg": `${root}${ending}na`,
+    "adp": `${root}${ending}s`,
+  };
+}
+
+function initalDeclension(sai) {
+  const { root, ending } = rootEndingPair(sai);
+  return {
+    "abs": `${root}${ending}`,
+    "erg": `${root}${ending}na`,
+    "adp": `${root}${ending}s`,
+  };
+}
+
+export { declineSaimiar };