feat: mise en place commande Answer

src/bot/cmd/meme/answer.rs

@@ -1,25 +1,131 @@
+use rand::Rng;
 use serenity::{
     all::Message,
+    builder::{CreateAttachment, CreateMessage},
     client::Context,
     framework::standard::{macros::command, Args, CommandResult},
 };
+use tokio::fs::File;
+
+use crate::{
+    config::ConfigGlobal,
+    img::config_file::{ConfigImgGlobal, KeyWordItem},
+};
 
 #[command]
-#[description = "Answer your message with a meme"]
+#[description = "Answer your message with a meme, the keyword need to be put under quote"]
 pub async fn answer(ctx: &Context, msg: &Message, mut args: Args) -> CommandResult {
-    if let Ok(keyword) = args.single::<String>() {
-        if let Err(why) = msg
-            .channel_id
-            .say(&ctx.http, format!("Slow mode rate: {} seconds", keyword))
-            .await
+    if let Ok(keyword) = args.single_quoted::<String>() {
+        println!("Keyword: {}", keyword);
+
+        let (config_img, config) = {
+            let data_read = ctx.data.read().await;
+            let config_img = data_read
+                .get::<ConfigImgGlobal>()
+                .expect("Config img not found")
+                .clone();
+            let config = data_read
+                .get::<ConfigGlobal>()
+                .expect("Main config not found")
+                .clone();
+            (config_img, config)
+        };
+        let folder_container = match config_img
+            .keyword
+            .iter()
+            .find(|keyword_under_search| keyword_under_search.does_value_match(keyword.clone()))
         {
-            println!("Error sending message: {:?}", why)
+            Some(keyword_matching) => {
+                println!("{} match {:?}", keyword, keyword_matching);
+                let keyword_path = match keyword_matching.path.len() {
+                    0 => keyword_matching.path[0].clone(),
+                    _ => {
+                        let id: usize = {
+                            let mut rng = rand::thread_rng();
+                            rng.gen_range(0..keyword_matching.path.len())
+                        };
+                        keyword_matching.path[id].clone()
+                    }
+                };
+
+                keyword_path.clone()
+            }
+            None => {
+                if let Err(why) = msg
+                    .channel_id
+                    .say(&ctx.http, format!("No match for {}", keyword))
+                    .await
+                {
+                    println!("Error sending message: {:?}", why)
+                }
+                return Ok(());
+            }
+        };
+
+        let path = format!("{}/{}", config.image.path.clone(), folder_container);
+        let file_folder = KeyWordItem::output_folder_content(path.clone());
+        let id_rand: usize = {
+            let mut rng = rand::thread_rng();
+            rng.gen_range(0..file_folder.len())
+        };
+        let filename = match file_folder.get(id_rand) {
+            Some(file) => file.file_name().to_str().unwrap(),
+            None => {
+                if let Err(why) = msg
+                    .channel_id
+                    .say(
+                        &ctx.http,
+                        format!("Couldn't find file in folder for {}", keyword),
+                    )
+                    .await
+                {
+                    println!("Error sending message: {:?}", why)
+                }
+                return Ok(());
+            }
+        };
+        let file_path = format!("{}/{}", path, filename);
+        let file = match File::open(file_path).await {
+            Ok(file) => file,
+            Err(why) => {
+                if let Err(why) = msg
+                    .channel_id
+                    .say(
+                        &ctx.http,
+                        format!("Error opening file {} => {:?}", filename, why),
+                    )
+                    .await
+                {
+                    println!("Error sending message: {:?}", why)
+                }
+                return Ok(());
+            }
+        };
+        let attachment = match CreateAttachment::file(&file, filename).await {
+            Ok(attachment) => attachment,
+            Err(why) => {
+                if let Err(why) = msg
+                    .channel_id
+                    .say(&ctx.http, format!("Error creating attachment: {:?}", why))
+                    .await
+                {
+                    println!("Error sending message: {:?}", why)
+                }
+                return Ok(());
+            }
+        };
+        let builder = CreateMessage::new().add_file(attachment);
+        if let Err(why) = msg.channel_id.send_message(&ctx.http, builder).await {
+            println!("Error sending message: {:?}", why);
         }
         return Ok(());
     }
     if let Err(why) = msg
         .channel_id
-        .say(&ctx.http, "Answer from framework!")
+        .say(
+            &ctx.http,
+            "Please add keyword if you want to use this command. Example: `!meme answer \"keyword\"`",
+        )
         .await
     {
         println!("Error sending message: {:?}", why)