fix: telegram draft chunking defaults (#667) (thanks @rubyrunsstuff)

src/auto-reply/reply/block-streaming.test.ts

@@ -0,0 +1,54 @@
+import { describe, expect, it } from "vitest";
+
+import type { ClawdbotConfig } from "../../config/config.js";
+import { resolveTelegramDraftStreamingChunking } from "./block-streaming.js";
+
+describe("resolveTelegramDraftStreamingChunking", () => {
+  it("uses smaller defaults than block streaming", () => {
+    const chunking = resolveTelegramDraftStreamingChunking(
+      undefined,
+      "default",
+    );
+    expect(chunking).toEqual({
+      minChars: 200,
+      maxChars: 800,
+      breakPreference: "paragraph",
+    });
+  });
+
+  it("clamps to telegram.textChunkLimit", () => {
+    const cfg: ClawdbotConfig = {
+      telegram: { allowFrom: ["*"], textChunkLimit: 150 },
+    };
+    const chunking = resolveTelegramDraftStreamingChunking(cfg, "default");
+    expect(chunking).toEqual({
+      minChars: 150,
+      maxChars: 150,
+      breakPreference: "paragraph",
+    });
+  });
+
+  it("supports per-account overrides", () => {
+    const cfg: ClawdbotConfig = {
+      telegram: {
+        allowFrom: ["*"],
+        accounts: {
+          default: {
+            allowFrom: ["*"],
+            draftChunk: {
+              minChars: 10,
+              maxChars: 20,
+              breakPreference: "sentence",
+            },
+          },
+        },
+      },
+    };
+    const chunking = resolveTelegramDraftStreamingChunking(cfg, "default");
+    expect(chunking).toEqual({
+      minChars: 10,
+      maxChars: 20,
+      breakPreference: "sentence",
+    });
+  });
+});