feat: move project to crates

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/como_domain/src/common/mod.rs

@@ -0,0 +1,37 @@
+pub mod user;
+
+use std::collections::BTreeMap;
+
+#[derive(Debug, Clone)]
+pub struct Context {
+    values: BTreeMap<String, String>,
+}
+
+impl Context {
+    pub fn new() -> Self {
+        Self {
+            values: Default::default(),
+        }
+    }
+
+    pub fn with_value(&self, key: impl Into<String>, value: impl Into<String>) -> Self {
+        let mut values = self.values.clone();
+
+        let _ = values.insert(key.into(), value.into());
+
+        Self { values }
+    }
+
+    pub fn with_value_mut(
+        &mut self,
+        key: impl Into<String>,
+        value: impl Into<String>,
+    ) -> &mut Self {
+        self.values.insert(key.into(), value.into());
+        self
+    }
+
+    pub fn get(&self, key: impl AsRef<str>) -> Option<&str> {
+        self.values.get(key.as_ref()).map(|s| s.as_str())
+    }
+}

crates/como_domain/src/common/user.rs

@@ -0,0 +1,23 @@
+use crate::Context;
+
+pub trait ContextUserExt {
+    fn set_user_id(&self, user_id: impl Into<String>) -> Context;
+    fn set_user_id_mut(&mut self, user_id: impl Into<String>) -> &mut Context;
+    fn get_user_id(&self) -> Option<String>;
+}
+
+const USER_ID_KEY: &str = "user_id";
+
+impl ContextUserExt for Context {
+    fn set_user_id(&self, user_id: impl Into<String>) -> Context {
+        self.with_value(USER_ID_KEY, user_id)
+    }
+
+    fn set_user_id_mut(&mut self, user_id: impl Into<String>) -> &mut Context {
+        self.with_value_mut(USER_ID_KEY, user_id)
+    }
+
+    fn get_user_id(&self) -> Option<String> {
+        self.get(USER_ID_KEY).map(|s| s.to_string())
+    }
+}