From c4793a71f03b11e40ad0a1e0fec1cd44cc6bb34e Mon Sep 17 00:00:00 2001
From: Mariot Tsitoara <mariot.tsitoara@gmail.com>
Date: Sat, 2 Jan 2021 11:04:24 +0100
Subject: Fix main return type

---
 src/bin.rs | 54 +++++++++++++++++++++++++++++-------------------------
 1 file changed, 29 insertions(+), 25 deletions(-)

diff --git a/src/bin.rs b/src/bin.rs
index 8134d92..e38ca2f 100644
--- a/src/bin.rs
+++ b/src/bin.rs
@@ -20,7 +20,7 @@ fn main() {
     download_thread(thread, &output).unwrap();
 }
 
-fn download_thread(thread_link: &str, output: &str) -> Result<(), Error> {
+fn download_thread(thread_link: &str, output: &str) -> Result<String, Error> {
     let client = Client::builder().user_agent("reqwest").build()?;
     let workpath = env::current_dir().unwrap();
 
@@ -34,32 +34,36 @@ fn download_thread(thread_link: &str, output: &str) -> Result<(), Error> {
         }
     }
 
-    match get_page_content(thread_link, &client) {
+    let page_string = match get_page_content(thread_link, &client) {
         Ok(page_string) => {
-            let (links_iter, number_of_links) = get_image_links(page_string.as_str());
-            let pb = ProgressBar::new(number_of_links as u64);
-            pb.set_style(ProgressStyle::default_bar()
-                .template("{spinner:.green} [{elapsed_precise}] [{bar:40.cyan/blue}] {pos}/{len} {msg} ({eta})")
-                .progress_chars("#>-"));
-            pb.tick();
-            for cap in links_iter.step_by(2) {
-                let img_path = directory.join(&cap[2]);
-                if !img_path.exists() {
-                    match save_image(
-                        format!("https:{}", &cap[1]).as_str(),
-                        img_path.to_str().unwrap(),
-                        &client,
-                    ) {
-                        Ok(_) => {}
-                        Err(err) => eprintln!("Error: {}", err),
-                    }
-                }
-                pb.set_message(&cap[2].to_string());
-                pb.inc(1);
-            }
-            pb.finish_with_message("Done");
+            page_string
         }
         Err(err) => eprintln!("Error: {}", err),
+    };
+    let (links_iter, number_of_links) = get_image_links(page_string.as_str());
+    let pb = ProgressBar::new(number_of_links as u64);
+
+    pb.set_style(ProgressStyle::default_bar()
+        .template("{spinner:.green} [{elapsed_precise}] [{bar:40.cyan/blue}] {pos}/{len} {msg} ({eta})")
+        .progress_chars("#>-"));
+    pb.tick();
+
+    for cap in links_iter.step_by(2) {
+        let img_path = directory.join(&cap[2]);
+        if !img_path.exists() {
+            match save_image(
+                format!("https:{}", &cap[1]).as_str(),
+                img_path.to_str().unwrap(),
+                &client,
+            ) {
+                Ok(_) => {}
+                Err(err) => eprintln!("Error: {}", err),
+            }
+        }
+        pb.set_message(&cap[2].to_string());
+        pb.inc(1);
     }
-    Ok(())
+    pb.finish_with_message("Done");
+
+    Ok(format!("Downloaded: {} in {}", thread_link, output))
 }
-- 
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