initial commit

Signed-off-by: sisungo <[email protected]>

src/remove.rs

@@ -0,0 +1,63 @@
+use crate::{link::LinksFile, package::PkgSpec};
+use rust_i18n::t;
+
+impl super::Packie {
+    pub fn remove(&mut self, pkgspec: &PkgSpec) -> Result<(), RemoveError> {
+        // Find the installation to remove
+        let mut found = self
+            .search_installation(pkgspec)
+            .map_err(RemoveError::Database)?;
+        if found.is_empty() {
+            return Err(RemoveError::NotFound);
+        }
+        if found.len() != 1 {
+            return Err(RemoveError::NotUniquePkgSpec);
+        }
+        assert_eq!(found.len(), 1);
+        let found = found.remove(0);
+        let pkg_ident = found.pkg_manifest.pkg_ident();
+
+        // Remove all links
+        let links = LinksFile(self.local_data.links_file(&pkg_ident));
+        if let Ok(links) = links.iter() {
+            for link in links {
+                let Ok(link) = link else {
+                    continue;
+                };
+                _ = crate::link::deactivate_by_description(self, &pkg_ident, &link);
+            }
+        }
+
+        // Remove package files
+        let bundle_dir = self.profile.pkg_dir.join(pkg_ident.prefix_name());
+        std::fs::remove_dir_all(&bundle_dir).map_err(RemoveError::RemoveFiles)?;
+
+        // Remove database records
+        self.local_db
+            .remove_installation(&pkg_ident)
+            .map_err(RemoveError::Database)?;
+        self.local_db
+            .remove_abspkg_provided_by(&pkg_ident)
+            .map_err(RemoveError::Database)?;
+
+        // Remove the links file
+        _ = std::fs::remove_file(self.local_data.links_file(&pkg_ident));
+
+        Ok(())
+    }
+}
+
+#[derive(Debug, thiserror::Error)]
+pub enum RemoveError {
+    #[error("{}", t!("remove.RemoveError.NotFound"))]
+    NotFound,
+
+    #[error("{}", t!("remove.RemoveError.NotUniquePkgSpec"))]
+    NotUniquePkgSpec,
+
+    #[error("{}", t!("remove.RemoveError.RemoveFiles", error = .0))]
+    RemoveFiles(std::io::Error),
+
+    #[error("{}", t!("remove.RemoveError.Database", error = .0))]
+    Database(rusqlite::Error),
+}