support author in templates

src/bot/commands/help_command_info.rs

@@ -26,6 +26,7 @@ static SET_TEMPLATE: &str =
      - bot_item_name - name of the item\n\
      - bot_item_link - url of the item\n\
      - bot_item_description - description of the item\n\
+     - bot_item_author - author of the item\n\
      - bot_date - publication date of the feed\n\
      Example: /set_template https://www.badykov.com/feed.xml {{bot_feed_name}}\n\n\n{{bot_item_name}}\n\n\n{{bot_date}}\n\n\n{{bot_item_link}}\n\n\
      Also, there are some helpers for templates:\n\n\

src/deliver/deliver_chat_updates_job.rs

@@ -352,10 +352,11 @@ fn format_messages(
         .map(|item| {
             let message_renderer = message_renderer_builder
                 .clone()
-                .bot_date(Some(item.publication_date))
-                .bot_item_name(Some(item.title.clone()))
-                .bot_item_link(Some(item.link.clone()))
+                .bot_date(item.publication_date)
+                .bot_item_name(item.title.clone())
+                .bot_item_link(item.link.clone())
                 .bot_item_description(item.description.clone())
+                .bot_item_author(item.author.clone())
                 .build();
 
             match message_renderer.render() {

src/deliver/render_message.rs

@@ -12,12 +12,13 @@ use htmlescape::decode_html;
 use serde_json::value::Map;
 use typed_builder::TypedBuilder;
 
-const BOT_FEED_NAME: &str = "bot_feed_name";
-const BOT_ITEM_NAME: &str = "bot_item_name";
 const BOT_DATE: &str = "bot_date";
 const BOT_FEED_LINK: &str = "bot_feed_link";
-const BOT_ITEM_LINK: &str = "bot_item_link";
+const BOT_FEED_NAME: &str = "bot_feed_name";
+const BOT_ITEM_AUTHOR: &str = "bot_item_author";
 const BOT_ITEM_DESCRIPTION: &str = "bot_item_description";
+const BOT_ITEM_LINK: &str = "bot_item_link";
+const BOT_ITEM_NAME: &str = "bot_item_name";
 
 const SUBSTRING_HELPER: &str = "substring";
 const CREATE_LINK_HELPER: &str = "create_link";
@@ -52,6 +53,8 @@ pub struct MessageRenderer {
     #[builder(setter(into), default)]
     bot_item_description: Option<String>,
     #[builder(setter(into), default)]
+    bot_item_author: Option<String>,
+    #[builder(setter(into), default)]
     template: Option<String>,
     #[builder(setter(into), default)]
     offset: Option<i32>,
@@ -79,6 +82,7 @@ impl MessageRenderer {
         self.maybe_set_value(&mut data, BOT_DATE, &self.date());
         self.maybe_set_value(&mut data, BOT_FEED_LINK, &self.bot_feed_link);
         self.maybe_set_value(&mut data, BOT_ITEM_LINK, &self.bot_item_link);
+        self.maybe_set_value(&mut data, BOT_ITEM_AUTHOR, &self.bot_item_author);
         self.maybe_set_value(
             &mut data,
             BOT_ITEM_DESCRIPTION,
@@ -154,6 +158,7 @@ pub fn render_template_example(template: &str) -> Result<String, String> {
         .bot_feed_link(Some("https://www.badykov.com/feed.xml".to_string()))
         .bot_item_link(Some("https://www.badykov.com/".to_string()))
         .bot_item_description(Some("item_description".to_string()))
+        .bot_item_author(Some("Airat".to_string()))
         .template(Some(template.to_string()))
         .build();