Added motivate command

+ clippy + fmt

src/discord/mod.rs

@@ -5,6 +5,7 @@ pub mod color;
 pub mod emoji_race;
 pub mod fren_coin;
 pub mod joke;
+pub(crate) mod motivate;
 pub mod story;
 
 use crate::discord::fren_coin::give_coin;

src/discord/motivate.rs

@@ -0,0 +1,103 @@
+use crate::imgur::{get_album_images, Image};
+use crate::{command, group, GlobalData};
+use magick_rust::{DrawingWand, MagickWand, PixelWand};
+use rand::prelude::IteratorRandom;
+use rand::thread_rng;
+use serenity::client::Context;
+use serenity::framework::standard::{Args, CommandResult};
+use serenity::model::channel::{AttachmentType, Message};
+use std::borrow::Cow;
+
+#[group]
+#[commands(motivation)]
+pub struct Motivate;
+
+#[command]
+#[only_in(guilds)]
+#[description("Let's give you motivation")]
+async fn motivation(ctx: &Context, msg: &Message, _args: Args) -> CommandResult {
+    let data = ctx.data.read().await;
+    let global_data = data.get::<GlobalData>().unwrap();
+
+    let album = &global_data
+        .cfg
+        .motivation
+        .album
+        .iter()
+        .choose(&mut thread_rng())
+        .unwrap();
+
+    let images = get_album_images(&global_data.cfg.imgur_client_id, album).await?;
+    let motivation_image_link: &Image = images.iter().choose(&mut thread_rng()).unwrap();
+
+    let motivation_image_blob = reqwest::get(&motivation_image_link.link)
+        .await?
+        .bytes()
+        .await?;
+
+    let action = global_data
+        .cfg
+        .motivation
+        .action
+        .iter()
+        .choose(&mut thread_rng())
+        .unwrap();
+    let goal = global_data
+        .cfg
+        .motivation
+        .goal
+        .iter()
+        .choose(&mut thread_rng())
+        .unwrap();
+    let motivation = format!("{} {}", action, goal);
+
+    let image = {
+        let mut wand = MagickWand::new();
+        let mut border_wand = PixelWand::new();
+        wand.read_image_blob(motivation_image_blob)?;
+
+        border_wand.set_color("white")?;
+        let width = wand.get_image_width();
+        let border = width / 100;
+        wand.border_image(
+            &border_wand,
+            border,
+            border,
+            magick_rust::bindings::CompositeOperator_OverCompositeOp,
+        )?;
+
+        border_wand.set_color("black")?;
+        let width = wand.get_image_width();
+        let border = width * 20 / 100;
+        wand.border_image(
+            &border_wand,
+            border,
+            border,
+            magick_rust::bindings::CompositeOperator_OverCompositeOp,
+        )?;
+
+        let text_pos_x = wand.get_image_width() as f64 / 2.0;
+        let text_pos_y = wand.get_image_height() as f64 - (wand.get_image_height() as f64 * 0.05);
+
+        let mut text_wand = DrawingWand::new();
+        let mut text_color_wand = PixelWand::new();
+        text_color_wand.set_color("white")?;
+        text_wand.set_fill_color(&text_color_wand);
+        text_wand.set_font_size(0.07*(wand.get_image_width() as f64));
+        text_wand.set_text_alignment(magick_rust::bindings::AlignType_CenterAlign);
+        wand.annotate_image(&text_wand, text_pos_x, text_pos_y, 0.0, &motivation)?;
+        wand.write_image_blob("png")?
+    };
+
+    msg.channel_id
+        .send_message(&ctx.http, |m| {
+            m.content("Today's motivation")
+                .add_file(AttachmentType::Bytes {
+                    data: Cow::from(image),
+                    filename: "motivate.png".to_string(),
+                })
+        })
+        .await?;
+
+    Ok(())
+}