src/cli/lidarr/get_command_handler.rs

@@ -0,0 +1,79 @@
+use std::sync::Arc;
+
+use anyhow::Result;
+use clap::Subcommand;
+use tokio::sync::Mutex;
+
+use crate::{
+  app::App,
+  cli::{CliCommandHandler, Command},
+  network::{NetworkTrait, lidarr_network::LidarrEvent},
+};
+
+use super::LidarrCommand;
+
+#[cfg(test)]
+#[path = "get_command_handler_tests.rs"]
+mod get_command_handler_tests;
+
+#[derive(Debug, Clone, PartialEq, Eq, Subcommand)]
+pub enum LidarrGetCommand {
+  #[command(about = "Get detailed information for the artist with the given ID")]
+  ArtistDetails {
+    #[arg(
+      long,
+      help = "The Lidarr ID of the artist whose details you wish to fetch",
+      required = true
+    )]
+    artist_id: i64,
+  },
+  #[command(about = "Get the system status")]
+  SystemStatus,
+}
+
+impl From<LidarrGetCommand> for Command {
+  fn from(value: LidarrGetCommand) -> Self {
+    Command::Lidarr(LidarrCommand::Get(value))
+  }
+}
+
+pub(super) struct LidarrGetCommandHandler<'a, 'b> {
+  _app: &'a Arc<Mutex<App<'b>>>,
+  command: LidarrGetCommand,
+  network: &'a mut dyn NetworkTrait,
+}
+
+impl<'a, 'b> CliCommandHandler<'a, 'b, LidarrGetCommand> for LidarrGetCommandHandler<'a, 'b> {
+  fn with(
+    _app: &'a Arc<Mutex<App<'b>>>,
+    command: LidarrGetCommand,
+    network: &'a mut dyn NetworkTrait,
+  ) -> Self {
+    LidarrGetCommandHandler {
+      _app,
+      command,
+      network,
+    }
+  }
+
+  async fn handle(self) -> Result<String> {
+    let result = match self.command {
+      LidarrGetCommand::ArtistDetails { artist_id } => {
+        let resp = self
+          .network
+          .handle_network_event(LidarrEvent::GetArtistDetails(artist_id).into())
+          .await?;
+        serde_json::to_string_pretty(&resp)?
+      }
+      LidarrGetCommand::SystemStatus => {
+        let resp = self
+          .network
+          .handle_network_event(LidarrEvent::GetStatus.into())
+          .await?;
+        serde_json::to_string_pretty(&resp)?
+      }
+    };
+
+    Ok(result)
+  }
+}

src/cli/lidarr/get_command_handler_tests.rs

@@ -0,0 +1,127 @@
+#[cfg(test)]
+mod tests {
+  use crate::Cli;
+  use crate::cli::{
+    Command,
+    lidarr::{LidarrCommand, get_command_handler::LidarrGetCommand},
+  };
+  use clap::CommandFactory;
+  use pretty_assertions::assert_eq;
+
+  #[test]
+  fn test_lidarr_get_command_from() {
+    let command = LidarrGetCommand::SystemStatus;
+
+    let result = Command::from(command.clone());
+
+    assert_eq!(result, Command::Lidarr(LidarrCommand::Get(command)));
+  }
+
+  mod cli {
+    use clap::error::ErrorKind;
+    use pretty_assertions::assert_eq;
+
+    use super::*;
+
+    #[test]
+    fn test_artist_details_requires_artist_id() {
+      let result =
+        Cli::command().try_get_matches_from(["managarr", "lidarr", "get", "artist-details"]);
+
+      assert_err!(&result);
+      assert_eq!(
+        result.unwrap_err().kind(),
+        ErrorKind::MissingRequiredArgument
+      );
+    }
+
+    #[test]
+    fn test_artist_details_requirements_satisfied() {
+      let result = Cli::command().try_get_matches_from([
+        "managarr",
+        "lidarr",
+        "get",
+        "artist-details",
+        "--artist-id",
+        "1",
+      ]);
+
+      assert_ok!(&result);
+    }
+
+    #[test]
+    fn test_system_status_has_no_arg_requirements() {
+      let result =
+        Cli::command().try_get_matches_from(["managarr", "lidarr", "get", "system-status"]);
+
+      assert_ok!(&result);
+    }
+  }
+
+  mod handler {
+    use std::sync::Arc;
+
+    use mockall::predicate::eq;
+    use serde_json::json;
+    use tokio::sync::Mutex;
+
+    use crate::{
+      app::App,
+      cli::{
+        CliCommandHandler,
+        lidarr::get_command_handler::{LidarrGetCommand, LidarrGetCommandHandler},
+      },
+      models::{Serdeable, lidarr_models::LidarrSerdeable},
+      network::{MockNetworkTrait, NetworkEvent, lidarr_network::LidarrEvent},
+    };
+
+    #[tokio::test]
+    async fn test_handle_get_artist_details_command() {
+      let expected_artist_id = 1;
+      let mut mock_network = MockNetworkTrait::new();
+      mock_network
+        .expect_handle_network_event()
+        .with(eq::<NetworkEvent>(
+          LidarrEvent::GetArtistDetails(expected_artist_id).into(),
+        ))
+        .times(1)
+        .returning(|_| {
+          Ok(Serdeable::Lidarr(LidarrSerdeable::Value(
+            json!({"testResponse": "response"}),
+          )))
+        });
+      let app_arc = Arc::new(Mutex::new(App::test_default()));
+      let get_artist_details_command = LidarrGetCommand::ArtistDetails { artist_id: 1 };
+
+      let result =
+        LidarrGetCommandHandler::with(&app_arc, get_artist_details_command, &mut mock_network)
+          .handle()
+          .await;
+
+      assert_ok!(&result);
+    }
+
+    #[tokio::test]
+    async fn test_handle_get_system_status_command() {
+      let mut mock_network = MockNetworkTrait::new();
+      mock_network
+        .expect_handle_network_event()
+        .with(eq::<NetworkEvent>(LidarrEvent::GetStatus.into()))
+        .times(1)
+        .returning(|_| {
+          Ok(Serdeable::Lidarr(LidarrSerdeable::Value(
+            json!({"testResponse": "response"}),
+          )))
+        });
+      let app_arc = Arc::new(Mutex::new(App::test_default()));
+      let get_system_status_command = LidarrGetCommand::SystemStatus;
+
+      let result =
+        LidarrGetCommandHandler::with(&app_arc, get_system_status_command, &mut mock_network)
+          .handle()
+          .await;
+
+      assert_ok!(&result);
+    }
+  }
+}

src/cli/lidarr/lidarr_command_tests.rs

@@ -91,6 +91,29 @@ mod tests {
       },
       network::{MockNetworkTrait, NetworkEvent, lidarr_network::LidarrEvent},
     };
+    use crate::cli::lidarr::get_command_handler::LidarrGetCommand;
+
+    #[tokio::test]
+    async fn test_lidarr_cli_handler_delegates_get_commands_to_the_get_command_handler() {
+      let mut mock_network = MockNetworkTrait::new();
+      mock_network
+        .expect_handle_network_event()
+        .with(eq::<NetworkEvent>(LidarrEvent::GetStatus.into()))
+        .times(1)
+        .returning(|_| {
+          Ok(Serdeable::Lidarr(LidarrSerdeable::Value(
+            json!({"testResponse": "response"}),
+          )))
+        });
+      let app_arc = Arc::new(Mutex::new(App::test_default()));
+      let get_system_status_command = LidarrCommand::Get(LidarrGetCommand::SystemStatus);
+
+      let result = LidarrCliHandler::with(&app_arc, get_system_status_command, &mut mock_network)
+        .handle()
+        .await;
+
+      assert_ok!(&result);
+    }
 
     #[tokio::test]
     async fn test_lidarr_cli_handler_delegates_delete_commands_to_the_delete_command_handler() {

src/cli/lidarr/mod.rs

@@ -3,6 +3,7 @@ use std::sync::Arc;
 use anyhow::Result;
 use clap::{Subcommand, arg};
 use delete_command_handler::{LidarrDeleteCommand, LidarrDeleteCommandHandler};
+use get_command_handler::{LidarrGetCommand, LidarrGetCommandHandler};
 use list_command_handler::{LidarrListCommand, LidarrListCommandHandler};
 use tokio::sync::Mutex;
 
@@ -12,6 +13,7 @@ use crate::{app::App, network::NetworkTrait};
 use super::{CliCommandHandler, Command};
 
 mod delete_command_handler;
+mod get_command_handler;
 mod list_command_handler;
 
 #[cfg(test)]
@@ -25,6 +27,11 @@ pub enum LidarrCommand {
     about = "Commands to delete resources from your Lidarr instance"
   )]
   Delete(LidarrDeleteCommand),
+  #[command(
+    subcommand,
+    about = "Commands to fetch details of the resources in your Lidarr instance"
+  )]
+  Get(LidarrGetCommand),
   #[command(
     subcommand,
     about = "Commands to list attributes from your Lidarr instance"
@@ -75,6 +82,11 @@ impl<'a, 'b> CliCommandHandler<'a, 'b, LidarrCommand> for LidarrCliHandler<'a, '
           .handle()
           .await?
       }
+      LidarrCommand::Get(get_command) => {
+        LidarrGetCommandHandler::with(self.app, get_command, self.network)
+          .handle()
+          .await?
+      }
       LidarrCommand::List(list_command) => {
         LidarrListCommandHandler::with(self.app, list_command, self.network)
           .handle()