From abddb3e17574d5865c116cc6400f8cdb0d4c9b6f Mon Sep 17 00:00:00 2001
From: Ardis Lu <ardisglu@gmail.com>
Date: Wed, 22 Mar 2023 23:45:31 -0700
Subject: [PATCH] Periodically pass worker status to main thread

---
 index.html |  7 ++++---
 worker.js  | 13 ++++++++-----
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/index.html b/index.html
index a41ca89..e41690f 100644
--- a/index.html
+++ b/index.html
@@ -402,13 +402,14 @@
     function handleStartAll(e) {
       for (const row of state.values()) {
         row.worker = new Worker('/worker.js', { type: 'module' });
-        row.worker.postMessage({ name: row.name, parametersTypes: row.parametersTypes, minimum: parseInt(minimum.value) });
+        row.worker.postMessage({ name: row.name, parametersTypes: row.parametersTypes, seed: row.seed, minimum: parseInt(minimum.value) });
         row.worker.addEventListener('message', e => {
-          const { functionName, hash, counter } = e.data;
+          const { functionName, hash, counter, completed } = e.data;
           row.optimizedName = functionName;
           row.optimizedSelector = hash;
           row.seed = counter;
-          updateUi(state)
+          row.status = completed ? 'Completed' : 'Searching';
+          updateUi(state);
         });
       }
     }
diff --git a/worker.js b/worker.js
index 43e8308..96188b4 100644
--- a/worker.js
+++ b/worker.js
@@ -17,20 +17,23 @@ function validate(functionName, minimum) {
   }
 }
 
-function calculateOptimizedName(name, parametersTypes, minimum) {
-  let counter = 0n;
+function calculateOptimizedName(name, parametersTypes, seed, minimum) {
+  let counter = BigInt(seed);
   let functionName = `${name}_${counter}(${parametersTypes})`;
   let hash = validate(functionName, minimum);
   while (!hash) {
     counter++;
     functionName = `${name}_${counter.toString(36)}(${parametersTypes})`;
     hash = validate(functionName, minimum);
+    if (counter % 1000n === 0n) {
+      postMessage({ functionName, hash, counter, completed: false });
+    }
   }
   return { functionName, hash, counter };
 }
 
 addEventListener('message', e => {
-  const { name, parametersTypes, minimum } = e.data;
-  const { functionName, hash, counter } = calculateOptimizedName(name, parametersTypes, minimum);
-  postMessage({ functionName, hash, counter });
+  const { name, parametersTypes, seed = 0, minimum } = e.data;
+  const { functionName, hash, counter } = calculateOptimizedName(name, parametersTypes, seed, minimum);
+  postMessage({ functionName, hash, counter, completed: true });
 });
-- 
2.47.3