From ad117bf3ece950f52e2428c09287d910f3731979 Mon Sep 17 00:00:00 2001
From: MedzikUser <medzik@duck.com>
Date: Wed, 24 Aug 2022 15:35:51 +0200
Subject: [PATCH] feat: move cli to other crate and add The Null Pointer
 (0x0.st)

---
 Cargo.lock                                    | 29 ++++--
 Cargo.toml                                    | 30 +++----
 imgurs-cli/Cargo.toml                         | 36 ++++++++
 {src => imgurs-cli/src}/config/mod.rs         |  0
 {src => imgurs-cli/src}/config/toml.rs        |  4 +-
 .../cli => imgurs-cli/src/imgur}/clipboard.rs |  0
 {src/cli => imgurs-cli/src/imgur}/credits.rs  |  0
 .../src/imgur}/delete_image.rs                |  0
 .../src/imgur}/info_image.rs                  |  0
 {src/cli => imgurs-cli/src/imgur}/mod.rs      | 14 ++-
 .../src/imgur}/upload_image.rs                |  2 +-
 src/cli/parse.rs => imgurs-cli/src/main.rs    | 59 +++++++------
 src/{api => }/error.rs                        |  0
 src/{api => imgur}/client.rs                  |  0
 src/{api => imgur}/image_type.rs              |  0
 src/{api => imgur}/mod.rs                     |  4 +-
 src/{api => imgur}/requests/delete_image.rs   |  0
 src/{api => imgur}/requests/get_image.rs      |  0
 src/{api => imgur}/requests/mod.rs            |  0
 src/{api => imgur}/requests/rate_limit.rs     |  0
 src/{api => imgur}/requests/upload_image.rs   |  0
 src/{api => imgur}/send_api_request.rs        |  8 +-
 src/lib.rs                                    | 15 +++-
 src/main.rs                                   | 21 -----
 src/null_pointer/mod.rs                       | 88 +++++++++++++++++++
 25 files changed, 221 insertions(+), 89 deletions(-)
 create mode 100644 imgurs-cli/Cargo.toml
 rename {src => imgurs-cli/src}/config/mod.rs (100%)
 rename {src => imgurs-cli/src}/config/toml.rs (92%)
 rename {src/cli => imgurs-cli/src/imgur}/clipboard.rs (100%)
 rename {src/cli => imgurs-cli/src/imgur}/credits.rs (100%)
 rename {src/cli => imgurs-cli/src/imgur}/delete_image.rs (100%)
 rename {src/cli => imgurs-cli/src/imgur}/info_image.rs (100%)
 rename {src/cli => imgurs-cli/src/imgur}/mod.rs (92%)
 rename {src/cli => imgurs-cli/src/imgur}/upload_image.rs (95%)
 rename src/cli/parse.rs => imgurs-cli/src/main.rs (50%)
 rename src/{api => }/error.rs (100%)
 rename src/{api => imgur}/client.rs (100%)
 rename src/{api => imgur}/image_type.rs (100%)
 rename src/{api => imgur}/mod.rs (98%)
 rename src/{api => imgur}/requests/delete_image.rs (100%)
 rename src/{api => imgur}/requests/get_image.rs (100%)
 rename src/{api => imgur}/requests/mod.rs (100%)
 rename src/{api => imgur}/requests/rate_limit.rs (100%)
 rename src/{api => imgur}/requests/upload_image.rs (100%)
 rename src/{api => imgur}/send_api_request.rs (82%)
 delete mode 100644 src/main.rs
 create mode 100644 src/null_pointer/mod.rs

diff --git a/Cargo.lock b/Cargo.lock
index c17774f..8bfc98f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -852,10 +852,23 @@ dependencies = [
 [[package]]
 name = "imgurs"
 version = "0.8.1"
+dependencies = [
+ "base64",
+ "notify-rust",
+ "reqwest",
+ "serde",
+ "serde_json",
+ "thiserror",
+ "tokio",
+ "validator",
+]
+
+[[package]]
+name = "imgurs-cli"
+version = "0.8.1"
 dependencies = [
  "anyhow",
  "arboard",
- "base64",
  "better-panic",
  "chrono",
  "clap",
@@ -863,16 +876,13 @@ dependencies = [
  "clap_mangen",
  "colored",
  "dirs",
+ "imgurs",
  "log",
  "notify-rust",
- "reqwest",
  "serde",
- "serde_json",
  "simple_logger",
- "thiserror",
  "tokio",
  "toml",
- "validator",
 ]
 
 [[package]]
@@ -1619,6 +1629,7 @@ dependencies = [
  "atty",
  "colored",
  "log",
+ "time 0.3.11",
  "winapi",
 ]
 
@@ -1787,10 +1798,18 @@ version = "0.3.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72c91f41dcb2f096c05f0873d667dceec1087ce5bcf984ec8ffb19acddbb3217"
 dependencies = [
+ "itoa",
  "libc",
  "num_threads",
+ "time-macros",
 ]
 
+[[package]]
+name = "time-macros"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42657b1a6f4d817cda8e7a0ace261fe0cc946cf3a80314390b22cc61ae080792"
+
 [[package]]
 name = "tinyvec"
 version = "1.6.0"
diff --git a/Cargo.toml b/Cargo.toml
index 950b11e..972478d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,17 +1,25 @@
+[workspace]
+members = ["imgurs-cli"]
+resolver = "2"
+
 [package]
 name = "imgurs"
 version = "0.8.1"
-description = "API and CLI for Imgur"
+description = "API for Imgur"
 license = "BSD-3-Clause"
-readme = "README.md"
 authors = ["MedzikUser <nivua1fn@duck.com>"]
 homepage = "https://github.com/MedzikUser/imgurs"
 repository = "https://github.com/MedzikUser/imgurs.git"
 keywords = ["imgur", "imgur-api", "image", "image-upload"]
-categories = ["command-line-utilities"]
 rust-version = "1.58"
 edition = "2021"
 
+[features]
+default = ["imgur"]
+full = ["imgur", "null_pointer"]
+imgur = []
+null_pointer = []
+
 [profile.release]
 lto = true
 panic = 'abort'
@@ -19,25 +27,13 @@ opt-level = 'z'
 codegen-units = 1
 
 [dependencies]
-dirs = "4.0.0"
-toml = "0.5.9"
-chrono = "0.4.22"
 base64 = "0.13.0"
 notify-rust = "4.5.8"
-clap_complete = "3.2.4"
-anyhow = "1.0.62"
-better-panic = "0.3.0"
 validator = "0.16.0"
-colored = "2.0.0"
-clap_mangen = "0.1.10"
 thiserror = "1.0.32"
 serde_json = "1.0.85"
 serde = { version = "1.0.144", features = ["derive"] }
-clap = { version = "3.2.17", features = ["derive"] }
-log = { version = "0.4.17", features = ["release_max_level_info", "max_level_debug"] }
-simple_logger = { version = "2.3.0", default-features = false, features = ["colors"] }
 reqwest = { version = "0.11.11", default-features = false, features = ["json", "rustls-tls"] }
-tokio = { version = "1.20.1", features = ["macros", "rt-multi-thread"] }
 
-[target.'cfg(not(all(unix, not(any(target_os="macos", target_os="android", target_os="emscripten")))))'.dependencies]
-arboard = "2.1.1"
+[dev-dependencies]
+tokio = { version = "1.20.1", features = ["macros", "rt-multi-thread"] }
diff --git a/imgurs-cli/Cargo.toml b/imgurs-cli/Cargo.toml
new file mode 100644
index 0000000..4437ba9
--- /dev/null
+++ b/imgurs-cli/Cargo.toml
@@ -0,0 +1,36 @@
+[package]
+name = "imgurs-cli"
+version = "0.8.1"
+description = "CLI for Imgur"
+license = "BSD-3-Clause"
+authors = ["MedzikUser <nivua1fn@duck.com>"]
+homepage = "https://github.com/MedzikUser/imgurs"
+repository = "https://github.com/MedzikUser/imgurs.git"
+keywords = ["imgur", "imgur-api", "image", "image-upload"]
+categories = ["command-line-utilities"]
+rust-version = "1.58"
+edition = "2021"
+
+[[bin]]
+name = "imgurs"
+path = "src/main.rs"
+
+[dependencies]
+anyhow = "1.0.62"
+clap = { version = "3.2.17", features = ["derive"] }
+clap_complete = "3.2.4"
+clap_mangen = "0.1.10"
+chrono = "0.4.22"
+colored = "2.0.0"
+notify-rust = "4.5.8"
+better-panic = "0.3.0"
+dirs = "4.0.0"
+log = "0.4.17"
+simple_logger = "2.3.0"
+toml = "0.5.9"
+serde = { version = "1.0.144", features = ["derive"] }
+tokio = { version = "1.20.1", features = ["macros", "rt-multi-thread"] }
+imgurs = { path = "..", features = ["full"] }
+
+[target.'cfg(not(all(unix, not(any(target_os="macos", target_os="android", target_os="emscripten")))))'.dependencies]
+arboard = "2.1.1"
diff --git a/src/config/mod.rs b/imgurs-cli/src/config/mod.rs
similarity index 100%
rename from src/config/mod.rs
rename to imgurs-cli/src/config/mod.rs
diff --git a/src/config/toml.rs b/imgurs-cli/src/config/toml.rs
similarity index 92%
rename from src/config/toml.rs
rename to imgurs-cli/src/config/toml.rs
index f114f36..784a864 100644
--- a/src/config/toml.rs
+++ b/imgurs-cli/src/config/toml.rs
@@ -28,9 +28,9 @@ pub fn parse() -> Config {
             .expect("failed to read line");
 
         if value.to_lowercase() != "n\n" {
-            warn!("Parse toml config: {err}! Creating config file...");
+            warn!("Parse toml config error: {err}! Creating config file...");
 
-            let default_config = include_str!(concat!("../../config.toml"));
+            let default_config = include_str!(concat!("../../../config.toml"));
 
             let sys_config_dir = config_dir().expect("find config dir");
             let config_dir = format!("{}{CONFIG_DIR}", sys_config_dir.to_string_lossy());
diff --git a/src/cli/clipboard.rs b/imgurs-cli/src/imgur/clipboard.rs
similarity index 100%
rename from src/cli/clipboard.rs
rename to imgurs-cli/src/imgur/clipboard.rs
diff --git a/src/cli/credits.rs b/imgurs-cli/src/imgur/credits.rs
similarity index 100%
rename from src/cli/credits.rs
rename to imgurs-cli/src/imgur/credits.rs
diff --git a/src/cli/delete_image.rs b/imgurs-cli/src/imgur/delete_image.rs
similarity index 100%
rename from src/cli/delete_image.rs
rename to imgurs-cli/src/imgur/delete_image.rs
diff --git a/src/cli/info_image.rs b/imgurs-cli/src/imgur/info_image.rs
similarity index 100%
rename from src/cli/info_image.rs
rename to imgurs-cli/src/imgur/info_image.rs
diff --git a/src/cli/mod.rs b/imgurs-cli/src/imgur/mod.rs
similarity index 92%
rename from src/cli/mod.rs
rename to imgurs-cli/src/imgur/mod.rs
index b1876a1..920591f 100644
--- a/src/cli/mod.rs
+++ b/imgurs-cli/src/imgur/mod.rs
@@ -1,12 +1,10 @@
-mod parse;
+mod clipboard;
+mod credits;
+mod delete_image;
+mod info_image;
+mod upload_image;
 
-pub mod clipboard;
-pub mod credits;
-pub mod delete_image;
-pub mod info_image;
-pub mod upload_image;
-
-pub use parse::*;
+pub use self::{clipboard::*, credits::*, delete_image::*, info_image::*, upload_image::*};
 
 use chrono::{prelude::DateTime, Utc};
 use colored::Colorize;
diff --git a/src/cli/upload_image.rs b/imgurs-cli/src/imgur/upload_image.rs
similarity index 95%
rename from src/cli/upload_image.rs
rename to imgurs-cli/src/imgur/upload_image.rs
index e8ed99b..572f9f2 100644
--- a/src/cli/upload_image.rs
+++ b/imgurs-cli/src/imgur/upload_image.rs
@@ -2,8 +2,8 @@ use imgurs::ImgurClient;
 use notify_rust::Notification;
 
 use crate::{
-    cli::{clipboard::set_clipboard, print_image_info},
     config::toml,
+    imgur::{clipboard::set_clipboard, print_image_info},
 };
 
 // show notification
diff --git a/src/cli/parse.rs b/imgurs-cli/src/main.rs
similarity index 50%
rename from src/cli/parse.rs
rename to imgurs-cli/src/main.rs
index 45695c7..8067384 100644
--- a/src/cli/parse.rs
+++ b/imgurs-cli/src/main.rs
@@ -1,26 +1,21 @@
-use clap::{Command, IntoApp, Parser, Subcommand};
+use std::io::stdout;
+
+use crate::imgur::*;
+use clap::{Command, CommandFactory, Parser};
 use clap_complete::{generate, Generator, Shell};
 use imgurs::ImgurClient;
-use std::io::{self, stdout};
+use simple_logger::SimpleLogger;
 
-use crate::cli::{credits::*, delete_image::*, info_image::*, upload_image::*};
-
-// get version from Cargo.toml
-const VERSION: Option<&str> = option_env!("CARGO_PKG_VERSION");
+mod config;
+mod imgur;
 
 #[derive(Parser, Debug)]
 #[clap(
     name = "imgurs",
     about = "Imgur API CLI", long_about = None,
-    version = VERSION.unwrap_or("unknown")
+    version = env!("CARGO_PKG_VERSION"),
 )]
-struct Cli {
-    #[clap(subcommand)]
-    command: Commands,
-}
-
-#[derive(Subcommand, Debug)]
-enum Commands {
+enum Cli {
     #[clap(about = "Print Client Rate Limit", display_order = 1)]
     Credits,
 
@@ -43,34 +38,44 @@ enum Commands {
     Manpage,
 }
 
-fn print_completions<G: Generator>(gen: G, app: &mut Command) {
-    generate(gen, app, app.get_name().to_string(), &mut stdout())
-}
-
 #[tokio::main]
-pub async fn parse(client: ImgurClient) {
+async fn main() {
+    SimpleLogger::new().init().unwrap();
+    better_panic::install();
+
+    // parse config file
+    let config = config::toml::parse();
+
+    // create imgur client
+    let client = ImgurClient::new(&config.imgur.id);
+
     let args = Cli::parse();
 
-    match args.command {
-        Commands::Credits => credits(client).await,
+    match args {
+        Cli::Credits => credits(client).await,
 
-        Commands::Upload { path } => upload_image(client, path.to_string()).await,
+        Cli::Upload { path } => upload_image(client, path.to_string()).await,
 
-        Commands::Delete { delete_hash } => delete_image(client, delete_hash.to_string()).await,
+        Cli::Delete { delete_hash } => delete_image(client, delete_hash.to_string()).await,
 
-        Commands::Info { id } => image_info(client, id.to_string()).await,
+        Cli::Info { id } => image_info(client, id.to_string()).await,
 
-        Commands::Completions { shell } => {
+        Cli::Completions { shell } => {
             let mut app = Cli::command();
 
+            fn print_completions<G: Generator>(gen: G, app: &mut Command) {
+                generate(gen, app, app.get_name().to_string(), &mut stdout())
+            }
+
             print_completions(shell, &mut app)
         }
 
-        Commands::Manpage => {
+        Cli::Manpage => {
             let clap_app = Cli::command();
             let man = clap_mangen::Man::new(clap_app);
 
-            man.render(&mut io::stdout()).expect("generate manpage")
+            man.render(&mut stdout())
+                .expect("failed to generate man page");
         }
     }
 }
diff --git a/src/api/error.rs b/src/error.rs
similarity index 100%
rename from src/api/error.rs
rename to src/error.rs
diff --git a/src/api/client.rs b/src/imgur/client.rs
similarity index 100%
rename from src/api/client.rs
rename to src/imgur/client.rs
diff --git a/src/api/image_type.rs b/src/imgur/image_type.rs
similarity index 100%
rename from src/api/image_type.rs
rename to src/imgur/image_type.rs
diff --git a/src/api/mod.rs b/src/imgur/mod.rs
similarity index 98%
rename from src/api/mod.rs
rename to src/imgur/mod.rs
index 584248b..e1aeb9e 100644
--- a/src/api/mod.rs
+++ b/src/imgur/mod.rs
@@ -1,15 +1,15 @@
 mod client;
-mod error;
 mod image_type;
 mod requests;
 mod send_api_request;
 
 pub(crate) use client::api_url;
 pub use client::ImgurClient;
-pub use error::*;
 pub use image_type::*;
 pub use send_api_request::*;
 
+use crate::{Error, Result};
+
 impl ImgurClient {
     /// Create a new Imgur Client
     /// ```
diff --git a/src/api/requests/delete_image.rs b/src/imgur/requests/delete_image.rs
similarity index 100%
rename from src/api/requests/delete_image.rs
rename to src/imgur/requests/delete_image.rs
diff --git a/src/api/requests/get_image.rs b/src/imgur/requests/get_image.rs
similarity index 100%
rename from src/api/requests/get_image.rs
rename to src/imgur/requests/get_image.rs
diff --git a/src/api/requests/mod.rs b/src/imgur/requests/mod.rs
similarity index 100%
rename from src/api/requests/mod.rs
rename to src/imgur/requests/mod.rs
diff --git a/src/api/requests/rate_limit.rs b/src/imgur/requests/rate_limit.rs
similarity index 100%
rename from src/api/requests/rate_limit.rs
rename to src/imgur/requests/rate_limit.rs
diff --git a/src/api/requests/upload_image.rs b/src/imgur/requests/upload_image.rs
similarity index 100%
rename from src/api/requests/upload_image.rs
rename to src/imgur/requests/upload_image.rs
diff --git a/src/api/send_api_request.rs b/src/imgur/send_api_request.rs
similarity index 82%
rename from src/api/send_api_request.rs
rename to src/imgur/send_api_request.rs
index fe44bc2..35aa630 100644
--- a/src/api/send_api_request.rs
+++ b/src/imgur/send_api_request.rs
@@ -17,13 +17,13 @@ pub async fn send_api_request(
     // create Request buidler
     let mut req = client.request(method, uri.as_str());
 
-    // get imgurs version
-    let version: &str = option_env!("CARGO_PKG_VERSION").unwrap_or("unknown");
-
     // add `Authorization` and `User-Agent` to Request
     req = req
         .header("Authorization", format!("Client-ID {}", config.client_id))
-        .header("User-Agent", format!("Imgur/{:?}", version));
+        .header(
+            "User-Agent",
+            format!("Imgur/{:?}", env!("CARGO_PKG_VERSION")),
+        );
 
     // if exists add HashMap to Request
     if form != None {
diff --git a/src/lib.rs b/src/lib.rs
index 1d3369e..d052075 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -91,6 +91,17 @@
 
 #![warn(missing_docs)]
 
-mod api;
+mod error;
+pub use error::*;
 
-pub use api::*;
+#[cfg(feature = "imgur")]
+mod imgur;
+
+#[cfg(feature = "imgur")]
+pub use imgur::*;
+
+#[cfg(feature = "null_pointer")]
+mod null_pointer;
+
+#[cfg(feature = "null_pointer")]
+pub use null_pointer::*;
diff --git a/src/main.rs b/src/main.rs
deleted file mode 100644
index d13f4ea..0000000
--- a/src/main.rs
+++ /dev/null
@@ -1,21 +0,0 @@
-use imgurs::ImgurClient;
-use simple_logger::SimpleLogger;
-
-mod cli;
-mod config;
-
-fn main() {
-    // init logger
-    SimpleLogger::new().init().expect("init SimpleLogger");
-    // init better_panic
-    better_panic::install();
-
-    // parse config file
-    let config = config::toml::parse();
-
-    // create imgur client
-    let client = ImgurClient::new(&config.imgur.id);
-
-    // parse cli
-    cli::parse(client)
-}
diff --git a/src/null_pointer/mod.rs b/src/null_pointer/mod.rs
new file mode 100644
index 0000000..6cb5947
--- /dev/null
+++ b/src/null_pointer/mod.rs
@@ -0,0 +1,88 @@
+use std::collections::HashMap;
+
+use reqwest::{Client, Method};
+
+use crate::{Error, Result};
+
+#[derive(Debug, Clone)]
+/// The Null Pointer instance for https://0x0.st
+pub struct NullPointer {
+    client: Client,
+    url: String,
+}
+
+impl NullPointer {
+    /// Create a new [NullPointer] instance.
+    /// ```rs
+    /// use imgurs::NullPointer;
+    ///
+    /// let client = NullPointer::new("https://0x0.st");
+    /// ```
+    pub fn new(url: &str) -> Self {
+        let client = reqwest::Client::new();
+        Self {
+            client,
+            url: url.to_string(),
+        }
+    }
+
+    /// Upload image to Imgur
+    /// ```no_run
+    /// use imgurs::NullPointer;
+    ///
+    /// #[tokio::main]
+    /// async fn main() {
+    ///     let client = NullPointer::new("https://0x0.st");
+    ///
+    ///     client.upload("path/to/file.png").await.expect("failed to upload image");
+    /// }
+    /// ```
+    pub async fn upload(&self, path: &str) -> Result<String> {
+        // create http form (hashmap)
+        let mut form = HashMap::new();
+
+        // check if the specified file exists if not then check if it is a url
+        if std::path::Path::new(path).exists() {
+            let bytes = std::fs::read(path)?;
+
+            form.insert("file", bytes);
+        }
+        // validate url adress
+        else {
+            Err(Error::InvalidUrlOrFile(path.to_string()))?;
+        }
+
+        // send request to imgur api
+        // get http client
+        let client = &self.client;
+
+        // create Request buidler
+        let mut req = client.request(Method::POST, &self.url);
+
+        // add `Authorization` and `User-Agent` to Request
+        req = req.header(
+            "User-Agent",
+            format!("Imgur/{:?}", env!("CARGO_PKG_VERSION")),
+        );
+
+        req = req.form(&form);
+
+        // build Request
+        let req = req.build()?;
+
+        // send Request
+        let res = client.execute(req).await?;
+
+        // get response http code
+        let status = res.status();
+
+        // check if an error has occurred
+        if status.is_client_error() || status.is_server_error() {
+            let body = res.text().await?;
+
+            return Err(Error::ApiError(status.as_u16(), body));
+        }
+
+        Ok(res.json().await?)
+    }
+}