moved functionality from CLI binary to libraries

tmc-langs-cli/Cargo.toml

@@ -26,7 +26,6 @@ base64 = "0.13"
 schemars = "0.8"
 thiserror = "1"
 toml = "0.5"
-heim = { version = "0.1.0-beta.3", features = ["disk"] }
 smol = "1"
 
 [dev-dependencies]

tmc-langs-cli/src/config.rs

@@ -7,6 +7,7 @@ mod tmc_config;
 pub use self::credentials::Credentials;
 pub use self::projects_config::{CourseConfig, Exercise, ProjectsConfig};
 pub use self::tmc_config::{ConfigValue, TmcConfig};
+use crate::output::LocalExercise;
 
 use anyhow::{Context, Error};
 use std::env;
@@ -20,3 +21,25 @@ fn get_tmc_dir(client_name: &str) -> Result<PathBuf, Error> {
     };
     Ok(config_dir.join(format!("tmc-{}", client_name)))
 }
+
+pub fn list_local_course_exercises(
+    client_name: &str,
+    course_slug: &str,
+) -> Result<Vec<LocalExercise>, anyhow::Error> {
+    let projects_dir = TmcConfig::load(client_name)?.projects_dir;
+    let mut projects_config = ProjectsConfig::load(&projects_dir)?;
+
+    let exercises = projects_config
+        .courses
+        .remove(course_slug)
+        .map(|cc| cc.exercises)
+        .unwrap_or_default();
+    let mut local_exercises: Vec<LocalExercise> = vec![];
+    for (exercise_slug, _) in exercises {
+        local_exercises.push(LocalExercise {
+            exercise_path: projects_dir.join(course_slug).join(&exercise_slug),
+            exercise_slug,
+        })
+    }
+    Ok(local_exercises)
+}