initial commit (leaked api keys last time 💀)

.gitignore

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+/target
+.env

Cargo.toml

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+[package]
+name = "announcement_bot"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+dateparser = "0.2.1"
+discord-webhook-rs = "1.0.4"
+dotenvy = "0.15.7"
+regex = "1.11.1"
+reqwest = { version = "0.12.15", features = ["blocking"] }
+time = { version = "0.3.41", features = ["parsing", "macros"] }

src/main.rs

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+use discord_webhook_rs::Webhook;
+use regex::Regex;
+use std::env;
+use time::macros::format_description;
+use time::{Date, OffsetDateTime};
+
+fn main() {
+    dotenvy::dotenv().expect("Need a .env file");
+
+    let doc_url = env::var("DOC_URL").expect("Missing DOC_URL in .env");
+    let webhook = env::var("WEBHOOK_URL").expect("Missing WEBHOOK_URL in .env");
+
+    let body = reqwest::blocking::get(doc_url + "/export?gid=0&format=txt")
+        .unwrap()
+        .text()
+        .expect("Google doc download failed!");
+
+    let announcement_matcher = Regex::new(r"(\w+day,? \w+ \d+) *((?:.|\n)+?)\n\w+day").unwrap();
+
+    let last_announcement = announcement_matcher.captures_iter(&body).next().unwrap();
+
+    let date = last_announcement.get(1).unwrap().as_str().replace(",", "");
+
+    let announcements = last_announcement
+        .get(2)
+        .unwrap()
+        .as_str()
+        .trim()
+        .replace("\n\n", "\n");
+
+    let description = &format_description!("[weekday] [month repr:long] [day] [year]");
+    let parsed_date = Date::parse(&format!("{} 2025", date), description).unwrap();
+    println!("Date: {:}", parsed_date);
+
+    if OffsetDateTime::now_utc().date() != parsed_date {
+        println!("Last date is not today!");
+        return;
+    }
+
+    Webhook::new(webhook)
+        .content(&format!("## {}:\n{}", date, announcements))
+        .send()
+        .unwrap();
+}