#5 added read more button

src/service/db/index.ts

@@ -37,6 +37,10 @@ export interface Storage {
     messageId: number,
     author: number
   ): Promise<Like | undefined>;
-  createPost(eventId: number, text: string): Promise<Post | undefined>;
+  createPost(
+    eventId: number,
+    text: string,
+    vkPostId: number
+  ): Promise<Post | undefined>;
   findPostByEvent(eventId: number): Promise<Post | undefined>;
 }

src/service/db/postgres/entities/Post.ts

@@ -14,6 +14,8 @@ export class Post {
   eventId!: number;
   @Column({ type: "text" })
   text!: string;
+  @Column()
+  vkPostId!: number;
   @CreateDateColumn()
   createdAt!: Date;
   @UpdateDateColumn()

src/service/db/postgres/index.ts

@@ -124,7 +124,7 @@ export class PostgresDB implements Storage {
     return this.posts.findOne({ eventId });
   };
 
-  createPost = async (eventId: number, text: string) => {
-    return this.posts.save({ eventId, text });
+  createPost = async (eventId: number, text: string, vkPostId: number) => {
+    return this.posts.save({ eventId, text, vkPostId });
   };
 }

src/service/vk/handlers/PostNewHandler.ts

@@ -16,11 +16,12 @@ import logger from "../../logger";
 import Composer from "telegraf";
 import CallbackQueryUpdate = Update.CallbackQueryUpdate;
 
-type Button = "links" | "likes";
+type Button = "links" | "likes" | "more";
 type UrlPrefix = string;
 type ExtraGenerator = (
   text: string,
-  eventId?: number
+  eventId?: number,
+  postId?: number
 ) => Promise<InlineKeyboardButton[] | undefined>;
 
 interface Fields {
@@ -79,7 +80,7 @@ export class PostNewHandler extends VkEventHandler<Fields, Values> {
 
     const extras: ExtraReplyMessage = {
       disable_web_page_preview: true,
-      reply_markup: await this.createKeyboard(text),
+      reply_markup: await this.createKeyboard(text, undefined, context.wall.id),
     };
 
     let msg: Message;
@@ -112,7 +113,11 @@ export class PostNewHandler extends VkEventHandler<Fields, Values> {
       context.wall.toJSON()
     );
 
-    await this.db.createPost(event!.id, context?.wall?.text || "");
+    await this.db.createPost(
+      event!.id,
+      context?.wall?.text || "",
+      context.wall.id
+    );
 
     await next();
   };
@@ -137,7 +142,8 @@ export class PostNewHandler extends VkEventHandler<Fields, Values> {
    */
   private createKeyboard = async (
     text: string,
-    eventId?: number
+    eventId?: number,
+    postId?: number
   ): Promise<InlineKeyboardMarkup | undefined> => {
     const { buttons } = this.template.fields;
 
@@ -146,7 +152,9 @@ export class PostNewHandler extends VkEventHandler<Fields, Values> {
     }
 
     const rows = await Promise.all(
-      buttons.map((button) => this.extrasGenerators[button](text, eventId))
+      buttons.map((button) =>
+        this.extrasGenerators[button](text, eventId, postId)
+      )
     );
 
     const inline_keyboard = rows.filter(
@@ -187,6 +195,17 @@ export class PostNewHandler extends VkEventHandler<Fields, Values> {
       .filter((el) => el) as InlineKeyboardButton[];
   };
 
+  /**
+   * Generates read more button
+   */
+  private generateReadMore: ExtraGenerator = async (text, eventId, postId) => {
+    const label = this.template.fields.link_text;
+
+    if (!postId || !label) return [];
+
+    return [{ text: label, url: `${postId}` }];
+  };
+
   /**
    * Generates like button
    */
@@ -228,6 +247,7 @@ export class PostNewHandler extends VkEventHandler<Fields, Values> {
   private extrasGenerators: Record<Button, ExtraGenerator> = {
     links: this.generateLinks,
     likes: this.generateLikes,
+    more: this.generateReadMore,
   };
 
   /**
@@ -285,7 +305,11 @@ export class PostNewHandler extends VkEventHandler<Fields, Values> {
 
     await this.createOrUpdateLike(author, event.tgMessageId, emo);
 
-    const markup = await this.createKeyboard(post.text, event.id);
+    const markup = await this.createKeyboard(
+      post.text,
+      event.id,
+      post.vkPostId
+    );
 
     await ctx.telegram.editMessageReplyMarkup(
       ctx.chat?.id,