commit 14f905bc4a7b2f7b4d182efe376fcc1228f42db0
Author: Adrian Malacoda <adrian.malacoda@monarch-pass.net>
Date:   Thu May 3 00:31:44 2018 -0500

    initial commit

diff --git a/Cargo.toml b/Cargo.toml
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--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "wow-such-doge"
+version = "0.0.1"
+authors = ["A. Malacoda <adrian.malacoda@monarch-pass.net>"]
+
+[dependencies]
+reqwest = "0.8.0"
+serde = "1.0.14"
+serde_derive = "1.0.14"
+serde_json = "1.0.3"
+derive-error = "0.0.4"
diff --git a/README.md b/README.md
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+++ b/README.md
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+# Wow Such Doge
+[Dog API](https://dog.ceo/dog-api/) client in Rust.
+
+## Usage
+### Command Line
+* `cargo run`: output list of breeds
+* `cargo run <breed>` output all dogs of breed
+* `cargo run random`: output random dog
+* `cargo run random <breed>` output random dog of breed
+
+### Library
+
+    use wow_such_doge::Dogs;
+    let dogs = Dogs::new();
+    let breeds = Dogs::breeds();
+    let random_dog = Dogs::random_image();
+    let random_dog_of_breed = Dogs::random_image_by_breed("<breed>");
diff --git a/src/lib.rs b/src/lib.rs
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+++ b/src/lib.rs
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+extern crate serde;
+extern crate serde_json;
+#[macro_use] extern crate serde_derive;
+extern crate reqwest;
+#[macro_use] extern crate derive_error;
+
+use std::collections::HashMap;
+use std::io::Read;
+
+use std::fmt;
+use std::fmt::{Display, Formatter};
+
+pub struct Dogs {
+    url: String
+}
+
+impl Dogs {
+    pub fn new() -> Dogs {
+        Dogs::with_url("https://dog.ceo/api/")
+    }
+
+    pub fn with_url(url: &str) -> Dogs {
+        let mut api_url = url.to_owned();
+        if api_url.ends_with("/") {
+            api_url.remove(url.len() - 1);
+        }
+
+        Dogs {
+            url: api_url
+        }
+    }
+
+    pub fn random_image(&self) -> Result<Image, Error> {
+        Ok(self.make_call("/breeds/image/random")?.message)
+    }
+
+    pub fn breeds(&self) -> Result<Breeds, Error> {
+        Ok(self.make_call("/breeds/list/all")?.message)
+    }
+
+    pub fn subbreeds(&self, breed: &str) -> Result<Subbreeds, Error> {
+        Ok(self.make_call(&format!("/breed/{}/list", breed))?.message)
+    }
+
+    pub fn images_by_breed(&self, breed: &str) -> Result<Images, Error> {
+        Ok(self.make_call(&format!("/breed/{}/images", breed))?.message)
+    }
+
+    pub fn random_image_by_breed(&self, breed: &str) -> Result<Image, Error> {
+        Ok(self.make_call(&format!("/breed/{}/images/random", breed))?.message)
+    }
+
+    pub fn images_by_subbreed(&self, breed: &str, subbreed: &str) -> Result<Images, Error> {
+        Ok(self.make_call(&format!("/breed/{}/{}/images", breed, subbreed))?.message)
+    }
+
+    pub fn random_image_by_subbreed(&self, breed: &str, subbreed: &str) -> Result<Image, Error> {
+        Ok(self.make_call(&format!("/breed/{}/{}/images/random", breed, subbreed))?.message)
+    }
+
+    fn make_call<T>(&self, endpoint: &str) -> Result<Response<T>, Error>
+        where for <'a> T: serde::Deserialize<'a> {
+        let mut response = reqwest::get(&format!(
+            "{}{}",
+            self.url,
+            endpoint
+        ))?;
+
+        let mut content = String::new();
+        response.read_to_string(&mut content)?;
+
+        let parsed_response: Response<T> = serde_json::from_str(&content)?;
+        if parsed_response.is_success() {
+            Ok(parsed_response)
+        } else {
+            Err(Error::API(serde_json::from_str(&content)?))
+        }
+    }
+}
+
+type Breed = String;
+type Image = String;
+type Images = Vec<Image>;
+type Subbreeds = Vec<String>;
+type Breeds = HashMap<Breed, Subbreeds>;
+
+#[derive(Debug, Error)]
+pub enum Error {
+    /// HTTP request failed
+    HTTP(reqwest::Error),
+    /// IO error
+    IO(std::io::Error),
+    /// Failed to parse
+    Parse(serde_json::Error),
+    /// Error from API
+    API(APIError)
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct APIError {
+    pub status: String,
+    pub code: String,
+    pub message: Option<String>
+}
+
+impl std::error::Error for APIError {
+    fn description(&self) -> &str {
+        self.message.as_ref().map(|message| message.as_str()).unwrap_or("")
+    }
+    fn cause(&self) -> Option<&std::error::Error> {
+        None
+    }
+}
+
+impl Display for APIError {
+    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
+        match self.message {
+            Some(ref message) => write!(f, "{}: {}", self.code, message),
+            None => write!(f, "{}", self.code)
+        }
+    }
+}
+
+#[derive(Serialize, Deserialize, Debug)]
+struct Response<T> {
+    status: String,
+    message: T
+}
+
+impl<T> Response<T> {
+    pub fn is_success(&self) -> bool {
+        self.status == "success"
+    }
+}
diff --git a/src/main.rs b/src/main.rs
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index 0000000..de3f092
--- /dev/null
+++ b/src/main.rs
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+extern crate wow_such_doge;
+use wow_such_doge::Dogs;
+use std::env;
+
+fn main() {
+    let dogs = Dogs::new();
+    match env::args().nth(1).as_ref().map(|arg| arg.as_str()) {
+        Some("random") => {
+            match env::args().nth(2).as_ref().map(|arg| arg.as_str()) {
+                Some(breed) => {
+                    match env::args().nth(3).as_ref().map(|arg| arg.as_str()) {
+                        Some(subbreed) => println!("{}", dogs.random_image_by_subbreed(breed, subbreed).unwrap()),
+                        None => println!("{}", dogs.random_image_by_breed(breed).unwrap())
+                    }
+                },
+                None => println!("{}", dogs.random_image().unwrap())
+            }
+        },
+        Some(breed) => {
+            match env::args().nth(2).as_ref().map(|arg| arg.as_str()) {
+                Some(subbreed) => println!("{:?}", dogs.images_by_subbreed(breed, subbreed).unwrap()),
+                None => println!("{:?}", dogs.images_by_breed(breed).unwrap())
+            }
+        },
+        None => println!("{:?}", dogs.breeds())
+    }
+}