feat: support light theme (#65)

There are two ways to enable the light theme:
- add `light_theme: true` to config.yaml
- use `AICHAT_LIGHT_THEME=true` env var

1 files changed, 15 insertions, 5 deletions

diff --git a/src/config/mod.rs b/src/config/mod.rs
index a670d00..96f19db 100644
--- a/src/config/mod.rs
+++ b/src/config/mod.rs
@@ -54,6 +54,8 @@ pub struct Config {
     pub dry_run: bool,
     /// If set ture, start a conversation immediately upon repl
     pub conversation_first: bool,
+    /// Is ligth theme
+    pub light_theme: bool,
     /// Predefined roles
     #[serde(skip)]
     pub roles: Vec<Role>,
@@ -75,6 +77,7 @@ impl Default for Config {
             proxy: None,
             dry_run: false,
             conversation_first: false,
+            light_theme: false,
             roles: vec![],
             role: None,
             conversation: None,
@@ -409,11 +412,10 @@ impl Config {
 
     fn merge_env_vars(&mut self) {
         if let Ok(value) = env::var(get_env_name("dry_run")) {
-            match value.as_str() {
-                "1" | "true" => self.dry_run = true,
-                "0" | "false" => self.dry_run = false,
-                _ => {}
-            }
+            set_bool(&mut self.dry_run, &value);
+        }
+        if let Ok(value) = env::var(get_env_name("light_theme")) {
+            set_bool(&mut self.light_theme, &value);
         }
     }
 }
@@ -479,3 +481,11 @@ fn get_env_name(key: &str) -> String {
         key.to_ascii_uppercase(),
     )
 }
+
+fn set_bool(target: &mut bool, value: &str) {
+    match value {
+        "1" | "true" => *target = true,
+        "0" | "false" => *target = false,
+        _ => {}
+    }
+}