Add `builds` feature and install completion scripts

1 files changed, 72 insertions, 0 deletions

diff --git a/mingling_core/src/comp/installation.rs b/mingling_core/src/comp/installation.rs
new file mode 100644
index 0000000..d3d31d6
--- /dev/null
+++ b/mingling_core/src/comp/installation.rs
@@ -0,0 +1,72 @@
+use crate::{build::build_comp_script_to_file, ShellFlag};
+
+pub fn install_comp_script(
+    flag: ShellFlag,
+    bin_name: impl AsRef<str>,
+) -> Result<(), std::io::Error> {
+    match flag {
+        // ~/.local/share/bash-completion/completions/
+        ShellFlag::Bash => {
+            let Some(data_dir) = dirs::data_dir() else {
+                return Err(std::io::Error::new(
+                    std::io::ErrorKind::Unsupported,
+                    "Data directory not found!",
+                ));
+            };
+
+            let bin_name = bin_name.as_ref();
+
+            let comp_script_path = data_dir
+                .join("bash-completion")
+                .join("completions")
+                .join(format!("{}.sh", bin_name));
+
+            build_comp_script_to_file(&ShellFlag::Bash, bin_name, comp_script_path)?;
+            Ok(())
+        }
+
+        // ~/.zsh/completions/
+        ShellFlag::Zsh => {
+            let Some(home_dir) = dirs::home_dir() else {
+                return Err(std::io::Error::new(
+                    std::io::ErrorKind::Unsupported,
+                    "Home directory not found!",
+                ));
+            };
+
+            let bin_name = bin_name.as_ref();
+
+            let comp_script_path = home_dir
+                .join(".zsh")
+                .join("completions")
+                .join(format!("{}.zsh", bin_name));
+
+            build_comp_script_to_file(&ShellFlag::Zsh, bin_name, comp_script_path)?;
+            Ok(())
+        }
+
+        // ~/.config/fish/completions/
+        ShellFlag::Fish => {
+            let Some(config_dir) = dirs::config_dir() else {
+                return Err(std::io::Error::new(
+                    std::io::ErrorKind::Unsupported,
+                    "Config directory not found!",
+                ));
+            };
+
+            let bin_name = bin_name.as_ref();
+
+            let comp_script_path = config_dir
+                .join("fish")
+                .join("completions")
+                .join(format!("{}.fish", bin_name));
+
+            build_comp_script_to_file(&ShellFlag::Fish, bin_name, comp_script_path)?;
+            Ok(())
+        }
+        _ => Err(std::io::Error::new(
+            std::io::ErrorKind::Unsupported,
+            "unsupported shell flag",
+        )),
+    }
+}