added more graceful err handling of file_not_found +progress_bar

Cargo.lock

@@ -80,6 +80,19 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "console"
+version = "0.15.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c926e00cc70edefdc64d3a5ff31cc65bb97a3460097762bd23afb4d8145fccf8"
+dependencies = [
+ "encode_unicode",
+ "lazy_static",
+ "libc",
+ "unicode-width",
+ "windows-sys 0.45.0",
+]
+
 [[package]]
 name = "core-foundation"
 version = "0.9.3"
@@ -96,6 +109,12 @@ version = "0.8.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e496a50fda8aacccc86d7529e2c1e0892dbd0f898a6b5645b5561b89c3210efa"
 
+[[package]]
+name = "encode_unicode"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
+
 [[package]]
 name = "encoding_rs"
 version = "0.8.32"
@@ -113,7 +132,7 @@ checksum = "4bcfec3a70f97c962c307b2d2c56e358cf1d00b558d74262b5f929ee8cc7e73a"
 dependencies = [
  "errno-dragonfly",
  "libc",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -329,6 +348,28 @@ dependencies = [
  "hashbrown",
 ]
 
+[[package]]
+name = "indicatif"
+version = "0.17.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ff8cc23a7393a397ed1d7f56e6365cba772aba9f9912ab968b03043c395d057"
+dependencies = [
+ "console",
+ "instant",
+ "number_prefix",
+ "portable-atomic",
+ "unicode-width",
+]
+
+[[package]]
+name = "instant"
+version = "0.1.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a5bbe824c507c5da5956355e86a746d82e0e1464f65d862cc5e71da70e94b2c"
+dependencies = [
+ "cfg-if",
+]
+
 [[package]]
 name = "ipnet"
 version = "2.8.0"
@@ -413,13 +454,14 @@ checksum = "927a765cd3fc26206e66b296465fa9d3e5ab003e651c1b3c060e7956d96b19d2"
 dependencies = [
  "libc",
  "wasi",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
 name = "mtg_seller_bot"
 version = "0.1.0"
 dependencies = [
+ "indicatif",
  "reqwest",
  "serde",
  "serde_json",
@@ -454,6 +496,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "number_prefix"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830b246a0e5f20af87141b25c173cd1b609bd7779a4617d6ec582abaf90870f3"
+
 [[package]]
 name = "object"
 version = "0.31.1"
@@ -533,7 +581,7 @@ dependencies = [
  "libc",
  "redox_syscall",
  "smallvec",
- "windows-targets",
+ "windows-targets 0.48.1",
 ]
 
 [[package]]
@@ -560,6 +608,12 @@ version = "0.3.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "26072860ba924cbfa98ea39c8c19b4dd6a4a25423dbdf219c1eca91aa0cf6964"
 
+[[package]]
+name = "portable-atomic"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f32154ba0af3a075eefa1eda8bb414ee928f62303a54ea85b8d6638ff1a6ee9e"
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.66"
@@ -640,7 +694,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -655,7 +709,7 @@ version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c3733bf4cf7ea0880754e19cb5a462007c4a8c1914bff372ccc95b464f1df88"
 dependencies = [
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -785,7 +839,7 @@ dependencies = [
  "fastrand",
  "redox_syscall",
  "rustix",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -820,7 +874,7 @@ dependencies = [
  "signal-hook-registry",
  "socket2",
  "tokio-macros",
- "windows-sys",
+ "windows-sys 0.48.0",
 ]
 
 [[package]]
@@ -911,6 +965,12 @@ dependencies = [
  "tinyvec",
 ]
 
+[[package]]
+name = "unicode-width"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
+
 [[package]]
 name = "url"
 version = "2.4.0"
@@ -1041,13 +1101,37 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows-sys"
+version = "0.45.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
+dependencies = [
+ "windows-targets 0.42.2",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
 dependencies = [
- "windows-targets",
+ "windows-targets 0.48.1",
+]
+
+[[package]]
+name = "windows-targets"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8e5180c00cd44c9b1c88adb3693291f1cd93605ded80c250a75d472756b4d071"
+dependencies = [
+ "windows_aarch64_gnullvm 0.42.2",
+ "windows_aarch64_msvc 0.42.2",
+ "windows_i686_gnu 0.42.2",
+ "windows_i686_msvc 0.42.2",
+ "windows_x86_64_gnu 0.42.2",
+ "windows_x86_64_gnullvm 0.42.2",
+ "windows_x86_64_msvc 0.42.2",
 ]
 
 [[package]]
@@ -1056,51 +1140,93 @@ version = "0.48.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "05d4b17490f70499f20b9e791dcf6a299785ce8af4d709018206dc5b4953e95f"
 dependencies = [
- "windows_aarch64_gnullvm",
+ "windows_aarch64_gnullvm 0.48.0",
- "windows_aarch64_msvc",
+ "windows_aarch64_msvc 0.48.0",
- "windows_i686_gnu",
+ "windows_i686_gnu 0.48.0",
- "windows_i686_msvc",
+ "windows_i686_msvc 0.48.0",
- "windows_x86_64_gnu",
+ "windows_x86_64_gnu 0.48.0",
- "windows_x86_64_gnullvm",
+ "windows_x86_64_gnullvm 0.48.0",
- "windows_x86_64_msvc",
+ "windows_x86_64_msvc 0.48.0",
 ]
 
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
+
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "91ae572e1b79dba883e0d315474df7305d12f569b400fcf90581b06062f7e1bc"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2ef27e0d7bdfcfc7b868b317c1d32c641a6fe4629c171b8928c7b08d98d7cf3"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "622a1962a7db830d6fd0a69683c80a18fda201879f0f447f065a3b7467daa241"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4542c6e364ce21bf45d69fdd2a8e455fa38d316158cfd43b3ac1c5b1b19f8e00"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca2b8a661f7628cbd23440e50b05d705db3686f894fc9580820623656af974b1"
 
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
+
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7896dbc1f41e08872e9d5e8f8baa8fdd2677f29468c4e156210174edc7f7b953"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.48.0"

Cargo.toml

@@ -6,6 +6,7 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+indicatif = "0.17.5"
 reqwest = { version = "0.11.18", features = ["json"] }
 serde = { version = "1.0.178", features = ["derive"]}
 serde_json = "1.0.104"

src/main.rs

@@ -1,7 +1,8 @@
-use reqwest::Error;
 use serde::{Deserialize, Serialize};
 use std::{collections::HashMap, env, fs::File, fs::OpenOptions, io::BufReader};
 use tokio::time::Duration;
+use indicatif::{ProgressBar, ProgressStyle};
+
 
 /// A struct to represent a Card returned from the API.
 #[derive(Serialize, Deserialize, Debug, Clone)]
@@ -37,7 +38,7 @@ struct CardFile {
 ///
 /// Note: There is a delay of 100ms between each API request as per the API rules.
 #[tokio::main]
-async fn main() -> Result<(), Error> {
+async fn main() -> Result<(), Box<std::io::Error>> {
     let args: Vec<String> = env::args().collect();
     if args.len() < 2 {
         eprintln!("Please provide the path to the JSON file as an argument.");
@@ -45,17 +46,39 @@ async fn main() -> Result<(), Error> {
     }
 
     let file_path = &args[1];
-    let file = File::open(file_path).unwrap();
+    let file = match File::open(file_path) {
+        Ok(file) => file,
+        Err(error) => {
+            eprintln!("There was a problem opening the file: {:?}", error);
+            return Err(Box::new(std::io::Error::new(
+                std::io::ErrorKind::NotFound,
+                "File not found",
+            )));
+        }
+    };    
+    
     let reader = BufReader::new(file);
     let mut cards_data: CardFile = serde_json::from_reader(reader).unwrap();
 
+    let pb = ProgressBar::new(cards_data.cards.len() as u64);
+    let style = ProgressStyle::default_bar()
+        .template("{spinner:.green} [{elapsed_precise}] [{bar:40.cyan/blue}] {pos}/{len} ({eta})")
+        .unwrap();
+    let style = style.progress_chars("#>-");
+    pb.set_style(style);
+
     for card_from_file in &mut cards_data.cards {
         let request_url = format!(
             "https://api.scryfall.com/cards/named?exact={}",
             card_from_file.name
         );
-        let response = reqwest::get(&request_url).await?;
+        let response = reqwest::get(&request_url).await
-        let card: Card = response.json().await?;
+            .map_err(|err| std::io::Error::new(std::io::ErrorKind::Other, err.to_string()))?;
+    
+        let card: Card = response.json().await
+            .map_err(|err| std::io::Error::new(std::io::ErrorKind::Other, err.to_string()))?;
+
+        
 
         if let Some(price) = card.prices.get("usd") {
             if let Some(price_str) = price {
@@ -65,9 +88,12 @@ async fn main() -> Result<(), Error> {
             }
         }
 
+        pb.inc(1);
         tokio::time::sleep(Duration::from_millis(100)).await;
     }
 
+    pb.finish_with_message("Completed!");
+
     let file = OpenOptions::new()
         .write(true)
         .truncate(true)
@@ -78,3 +104,4 @@ async fn main() -> Result<(), Error> {
 
     Ok(())
 }
+