feat: summarize codex stream progress events

local-agent/codex-app-server-runner.mjs

@@ -2143,6 +2143,7 @@ function createProgressCollector() {
   let reasoningSummary;
   let accountStatus;
   let modelVerification;
+  let streamEvents;
 
   const upsertArtifact = (artifact) => {
     if (!artifact || artifacts.some((item) => item.label === artifact.label)) {
@@ -2245,11 +2246,71 @@ function createProgressCollector() {
     }
   };
 
+  const ensureStreamEvents = () => {
+    if (!streamEvents) {
+      streamEvents = {
+        status: "streaming",
+        agentDeltaCount: 0,
+        planDeltaCount: 0,
+        reasoningDeltaCount: 0,
+        toolProgressCount: 0,
+        commandOutputChunkCount: 0,
+        terminalInteractionCount: 0,
+        fileOutputChunkCount: 0,
+      };
+    }
+    return streamEvents;
+  };
+
+  const incrementStreamEvent = (key) => {
+    const state = ensureStreamEvents();
+    state.status = state.status === "completed" ? "completed" : "streaming";
+    state[key] = Math.min(9999, Number(state[key] ?? 0) + 1);
+  };
+
   return {
     observe(message) {
       if (!message || typeof message !== "object") {
         return;
       }
+      if (message.method === "item/agentMessage/delta") {
+        incrementStreamEvent("agentDeltaCount");
+        return;
+      }
+      if (message.method === "item/plan/delta") {
+        incrementStreamEvent("planDeltaCount");
+        return;
+      }
+      if (
+        message.method === "item/reasoning/summaryPartAdded" ||
+        message.method === "item/reasoning/summaryTextDelta" ||
+        message.method === "item/reasoning/textDelta"
+      ) {
+        incrementStreamEvent("reasoningDeltaCount");
+        return;
+      }
+      if (message.method === "item/mcpToolCall/progress") {
+        incrementStreamEvent("toolProgressCount");
+        return;
+      }
+      if (message.method === "command/exec/outputDelta" || message.method === "item/commandExecution/outputDelta") {
+        incrementStreamEvent("commandOutputChunkCount");
+        return;
+      }
+      if (message.method === "item/commandExecution/terminalInteraction") {
+        incrementStreamEvent("terminalInteractionCount");
+        return;
+      }
+      if (message.method === "item/fileChange/outputDelta") {
+        incrementStreamEvent("fileOutputChunkCount");
+        return;
+      }
+      if (message.method === "turn/completed") {
+        if (streamEvents) {
+          streamEvents.status = "completed";
+        }
+        return;
+      }
       if (message.method === "turn/plan/updated") {
         const nextSteps = extractPlanItems(message.params)
           .map((item, index) => {
@@ -2634,6 +2695,9 @@ function createProgressCollector() {
       if (modelVerification) {
         result.modelVerification = { ...modelVerification };
       }
+      if (streamEvents) {
+        result.streamEvents = { ...streamEvents };
+      }
       return Object.keys(result).length > 0 ? result : undefined;
     },
   };