Made it functional, adding a bunch of blocking api stuff. A while ago so idk really.

src/file.rs

@@ -36,13 +36,13 @@ impl<'a> LinksFile<'a> {
     let file_contents = read_to_string(self.0)?;
     let mut file_lines = file_contents.split("\n");
     let mut line = file_lines.next();
+    // run through all empty lines
     while let Some("") = line {
       line = file_lines.next();
     };
     let line_clean = match line {
-      Some("") => return Err(FileError::EmptyLine),
       Some(a) => a,
-      None => panic!("Iterator returns None, something wrong happened")
+      None => return Err(FileError::EmptyLine)
     };
     let rest_of_file = file_lines
       .collect::<Vec<&str>>()

src/main.rs

@@ -1,5 +1,5 @@
 use std::path::Path;
-use tokio::{spawn};
+use tokio::{spawn, task::spawn_blocking};
 use tokio_cron_scheduler::{Job, JobScheduler};
 
 mod file;
@@ -24,35 +24,33 @@ async fn post_link_from_file(queue: LinksFile<'_>, backup: LinksFile<'_>, mastod
   // convert said link into a post status
   let post_status = post_body(link_to_post).await.unwrap();
   // post it on mastodon
-  mastodon.post_text_status(post_status, Visibility::Public).await.unwrap();
+  spawn_blocking(
+    move || {
+      mastodon.post_text_status(post_status, Visibility::Public).unwrap();
+    }
+  );
 }
 
 #[tokio::main]
 async fn main() {
   dotenv::dotenv().ok();
   // let app_code = std::env::var("APP_CODE").expect("APP_CODE required.");
-  let app_token = std::env::var("APP_TOKEN").expect("APP_TOKEN required.");
-  let app_instance = std::env::var("APP_INSTANCE").expect("APP_INSTANCE required.");
+  let dwh_app_token = std::env::var("DWH_APP_TOKEN").expect("DWH_APP_TOKEN required.");
+  let dwh_app_instance = std::env::var("DWH_APP_INSTANCE").expect("DWH_APP_INSTANCE required.");
+  let dwh_cron_schedule = std::env::var("DWH_CRON_SCHEDULE").expect("DWH_CRON_SCHEDULE required.");
 
   let sched = JobScheduler::new().await.unwrap();
 
   sched.add(
-    Job::new_async("0 0 8 * * *", move |_uuid, _l| {
+    Job::new_async(dwh_cron_schedule, move |_uuid, _l| {
       Box::pin({
-        let app_instance_cloned = app_instance.clone();
-        let app_token_cloned = app_token.clone();
+        let app_instance_cloned = dwh_app_instance.clone();
+        let app_token_cloned = dwh_app_token.clone();
         async move {
           let queue = LinksFile::new(Path::new("queue.txt"));
           let backup = LinksFile::new(Path::new("backup.txt"));
           let mastodon = Mastodon::new(app_instance_cloned, app_token_cloned);
-
-          let mut interval_timer = tokio::time::interval(
-            chrono::Duration::minutes(10).to_std().unwrap()
-          );
-          loop {
-            interval_timer.tick().await;
-            post_link_from_file(queue, backup, mastodon.clone()).await;
-          };
+          post_link_from_file(queue, backup, mastodon.clone()).await;
         }
       })
     }).unwrap()

src/mastodon.rs

@@ -1,4 +1,4 @@
-use reqwest::{multipart, StatusCode};
+use reqwest::{blocking::{Client, multipart}, StatusCode};
 
 #[derive(Debug)]
 pub enum Error {
@@ -34,24 +34,31 @@ impl Visibility {
 #[derive(Clone)]
 pub struct Mastodon {
   instance: String,
-  token: String
+  token: String,
 }
 
 impl Mastodon {
   pub fn new(instance: String, token: String) -> Self {
-    Mastodon { instance, token }
+    Mastodon {
+      instance,
+      token,
+
+    }
   }
 
-  pub async fn post_text_status(&self, status: String, visibility: Visibility) -> Result<(), Error> {
+  pub fn post_text_status(&self, status: String, visibility: Visibility) -> Result<(), Error> {
     let form = multipart::Form::new()
       .text("status", status)
       .text("visibility", visibility.enum_name());
-    let client = reqwest::Client::new();
-    let response = client
+    let client = reqwest::blocking::Client::builder()
+        .danger_accept_invalid_certs(true)
+        .build()
+        .expect("");
+      let response = client
       .post(format!("{}/api/v1/statuses", self.instance))
       .header("Authorization", format!("Bearer {}", self.token))
       .multipart(form)
-      .send().await?;
+      .send()?;
     match response.status() {
       StatusCode::OK => Ok(()),
       s => Err(Error::FailureStatus(s))

src/wikipedia.rs

@@ -1,4 +1,7 @@
 use regex::Regex;
+use tokio::task::spawn_blocking;
+
+static APP_USER_AGENT: &str = r"DailyWikiHuman/0.0 (https://en.wikipedia.org/wiki/User:WittyWidi) generic-library/0.0";
 
 #[derive(Debug)]
 pub enum Error{
@@ -30,14 +33,19 @@ pub fn slug_from_link(link: String) -> Result<String, Error> {
   }
 }
 
-pub async fn title_from_slug(slug: String) -> Result<String, Error> {
+pub fn title_from_slug(slug: String) -> Result<String, Error> {
   let escaped_slug = slug.replace("/", "%2F");
+  let client = reqwest::blocking::Client::builder()
+    .user_agent(APP_USER_AGENT)
+    .build()
+    .expect("");
   let request_url =
     format!(
       "https://api.wikimedia.org/core/v1/wikipedia/en/page/{escaped_slug}/bare"
     );
-  let response = reqwest::get(request_url).await?;
-  let json_body = response.text().await?;
+  let response = client.get(request_url).send()?;
+  let json_body = response.text()?;
+  println!("{:?}", json_body);
   let body = json::parse(&json_body)?;
   match body["title"].as_str() {
     Some(x) => Ok(x.to_owned()),
@@ -46,7 +54,10 @@ pub async fn title_from_slug(slug: String) -> Result<String, Error> {
 }
 
 pub async fn post_body(link: String) -> Result<String, Error> {
-  let title = title_from_slug(slug_from_link(link.clone())?).await?;
+  let link_copy = link.clone();
+  let title = spawn_blocking(
+    move || {title_from_slug(slug_from_link(link_copy)?)}
+  ).await.expect("failed with JoinError")?;
   Ok(format!("Today's wikipedia article is {title}\n\n\
   {link}\n\n\
   #wikipedia").to_owned())