Moves conversation.getProps out of models

Co-authored-by: Scott Nonnenberg <scott@signal.org>

ts/util/getDraftPreview.ts

@@ -0,0 +1,49 @@
+// Copyright 2023 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import type { ConversationAttributesType } from '../model-types';
+import type { DraftPreviewType } from '../state/ducks/conversations';
+import { findAndFormatContact } from './findAndFormatContact';
+import { hydrateRanges } from '../types/BodyRange';
+import { isVoiceMessage } from '../types/Attachment';
+import { stripNewlinesForLeftPane } from './stripNewlinesForLeftPane';
+
+export function getDraftPreview(
+  attributes: ConversationAttributesType
+): DraftPreviewType {
+  const { draft } = attributes;
+
+  const rawBodyRanges = attributes.draftBodyRanges || [];
+  const bodyRanges = hydrateRanges(rawBodyRanges, findAndFormatContact);
+
+  if (draft) {
+    return {
+      text: stripNewlinesForLeftPane(draft),
+      bodyRanges,
+    };
+  }
+
+  const draftAttachments = attributes.draftAttachments || [];
+  if (draftAttachments.length > 0) {
+    if (isVoiceMessage(draftAttachments[0])) {
+      return {
+        text: window.i18n('icu:message--getNotificationText--voice-message'),
+        prefix: '🎤',
+      };
+    }
+    return {
+      text: window.i18n('icu:Conversation--getDraftPreview--attachment'),
+    };
+  }
+
+  const { quotedMessageId } = attributes;
+  if (quotedMessageId) {
+    return {
+      text: window.i18n('icu:Conversation--getDraftPreview--quote'),
+    };
+  }
+
+  return {
+    text: window.i18n('icu:Conversation--getDraftPreview--draft'),
+  };
+}