From 6335e380bb93109fd2cd829f59e292f39daab326 Mon Sep 17 00:00:00 2001
From: lin onetwo <linonetwo012@gmail.com>
Date: Sun, 1 Dec 2024 23:09:43 +0800
Subject: [PATCH] fix: if there is `null` in a field, it will cause TW silent
 fail when booting

---
 src/components/WikiUpdateList.tsx        | 16 ++++++++++------
 src/services/NativeService/hooks.tsx     |  9 ++++-----
 src/services/WikiStorageService/index.ts | 12 ++++++++++--
 3 files changed, 24 insertions(+), 13 deletions(-)

diff --git a/src/components/WikiUpdateList.tsx b/src/components/WikiUpdateList.tsx
index c26d549..6bb0d96 100644
--- a/src/components/WikiUpdateList.tsx
+++ b/src/components/WikiUpdateList.tsx
@@ -93,12 +93,16 @@ export const WikiUpdateList: React.FC<WikiListProps> = ({ onLongPress, wiki, las
               {selectedChange
                 ? (
                   <ScrollableContent>
-                    {Object.entries(selectedChange.fields ?? {}).map(([key, value]) => (
-                      <FieldRow key={key}>
-                        <FieldKey>{key}:</FieldKey>
-                        <Text>{String(value)}</Text>
-                      </FieldRow>
-                    ))}
+                    {Object.entries(selectedChange.fields ?? {}).map(([key, value]) => {
+                      const displayValue = String(value);
+                      const truncatedValue = displayValue.length > 1024 ? `${displayValue.slice(0, 1024)}......` : displayValue;
+                      return (
+                        <FieldRow key={key}>
+                          <FieldKey>{key}:</FieldKey>
+                          <Text>{truncatedValue}</Text>
+                        </FieldRow>
+                      );
+                    })}
                   </ScrollableContent>
                 )
                 : <Text>No details available</Text>}
diff --git a/src/services/NativeService/hooks.tsx b/src/services/NativeService/hooks.tsx
index 0c64373..3e748c2 100644
--- a/src/services/NativeService/hooks.tsx
+++ b/src/services/NativeService/hooks.tsx
@@ -89,11 +89,12 @@ export function useRegisterReceivingShareIntent() {
           creator: i18n.t('Share.TidGiMobileShare'),
           tags: newTagForSharedContent,
         };
+        if (shareIntent.webUrl) fields = { ...fields, url: shareIntent.webUrl };
         switch (shareIntent.type) {
           case 'text':
           case 'weburl': {
             if (shareIntent.text) fields = { ...fields, text: shareIntent.text };
-            if (shareIntent.webUrl) fields = { ...fields, url: shareIntent.webUrl };
+            await storageOfDefaultWorkspace.saveTiddler(shareIntent.meta?.title ?? randomTitle, fields);
             break;
           }
           case 'media':
@@ -101,22 +102,20 @@ export function useRegisterReceivingShareIntent() {
             if (shareIntent.files) {
               for (const file of shareIntent.files) {
                 const fileContent = await fs.readAsStringAsync(file.path, { encoding: fs.EncodingType.Base64 });
-                fields = {
+                const fileFields = {
                   ...fields,
                   type: file.mimeType,
-                  size: file.size,
                   width: file.width,
                   height: file.height,
                   duration: file.duration,
                   text: fileContent,
                 };
-                await storageOfDefaultWorkspace.saveTiddler(file.fileName, fields);
+                await storageOfDefaultWorkspace.saveTiddler(file.fileName || randomTitle, fileFields);
               }
             }
             break;
           }
         }
-        await storageOfDefaultWorkspace.saveTiddler(shareIntent.meta?.title ?? randomTitle, fields);
         setImportSuccessSnackBarVisible(true);
       } catch (error) {
         console.log(
diff --git a/src/services/WikiStorageService/index.ts b/src/services/WikiStorageService/index.ts
index 88ed9c2..85acc33 100644
--- a/src/services/WikiStorageService/index.ts
+++ b/src/services/WikiStorageService/index.ts
@@ -6,7 +6,6 @@ import { Observable } from 'rxjs';
 import type { IChangedTiddlers, ITiddlerFieldsParam } from 'tiddlywiki';
 import { getWikiTiddlerPathByTitle } from '../../constants/paths';
 import { useConfigStore } from '../../store/config';
-import { useServerStore } from '../../store/server';
 import { IWikiWorkspace } from '../../store/workspace';
 import { backgroundSyncService } from '../BackgroundSyncService';
 import { sqliteServiceService } from '../SQLiteService';
@@ -44,13 +43,22 @@ export class WikiStorageService {
   }
 
   /**
-   * Return the e-tag
+   * Save tiddler. Return the e-tag.
+   * `tags` field should be string, and fields can't contain `null`, otherwise TW won't boot.
    */
   async saveTiddler(title: string, fields: ITiddlerFieldsParam): Promise<string> {
     try {
       /** Tiddlers that should save to SQLite as full tiddlers. Like plugins that starts with `$:/` */
       const saveFullTiddler = getFullSaveTiddlers(title).includes(title);
       const { text, title: _, ...fieldsObjectToSave } = fields as (ITiddlerFieldsParam & { text?: string; title: string });
+      // if there is `null` in a field, it will cause TW silent fail when booting
+      (Object.keys(fieldsObjectToSave) as Array<keyof typeof fieldsObjectToSave>).forEach(key => {
+        if (fieldsObjectToSave[key] === null || fieldsObjectToSave[key] === undefined) {
+          // @ts-expect-error Index signature in type '{ readonly [x: string]: unknown; readonly [x: number]: unknown; created?: string | undefined; modified?: string | undefined; }' only permits reading.ts(2542)
+          // eslint-disable-next-line @typescript-eslint/no-dynamic-delete
+          delete fieldsObjectToSave[key];
+        }
+      });
       const changeCount = '0'; // this.wikiInstance.wiki.getChangeCount(title).toString();
       const Etag = `"default/${encodeURIComponent(title)}/${changeCount}:"`;