fixed ui and themes for tree view + neovim plugin wrapper

src/format/env.rs

@@ -1,4 +1,4 @@
-use super::{EnvVar, FormatHandler};
+use super::{ConfigItem, FormatHandler, ItemStatus};
 use std::fs;
 use std::io::{self, Write};
 use std::path::Path;
@@ -6,7 +6,7 @@ use std::path::Path;
 pub struct EnvHandler;
 
 impl FormatHandler for EnvHandler {
-    fn parse(&self, path: &Path) -> io::Result<Vec<EnvVar>> {
+    fn parse(&self, path: &Path) -> io::Result<Vec<ConfigItem>> {
         let content = fs::read_to_string(path)?;
         let mut vars = Vec::new();
 
@@ -18,10 +18,15 @@ impl FormatHandler for EnvHandler {
 
             if let Some((key, val)) = line.split_once('=') {
                 let parsed_val = val.trim().trim_matches('"').trim_matches('\'').to_string();
-                vars.push(EnvVar {
+                vars.push(ConfigItem {
                     key: key.trim().to_string(),
-                    value: parsed_val.clone(),
-                    default_value: parsed_val,
+                    path: key.trim().to_string(),
+                    value: Some(parsed_val.clone()),
+                    template_value: Some(parsed_val.clone()),
+                    default_value: Some(parsed_val),
+                    depth: 0,
+                    is_group: false,
+                    status: ItemStatus::Present,
                 });
             }
         }
@@ -29,7 +34,7 @@ impl FormatHandler for EnvHandler {
         Ok(vars)
     }
 
-    fn merge(&self, path: &Path, vars: &mut Vec<EnvVar>) -> io::Result<()> {
+    fn merge(&self, path: &Path, vars: &mut Vec<ConfigItem>) -> io::Result<()> {
         if !path.exists() {
             return Ok(());
         }
@@ -46,24 +51,44 @@ impl FormatHandler for EnvHandler {
                 let parsed_val = val.trim().trim_matches('"').trim_matches('\'').to_string();
 
                 if let Some(var) = vars.iter_mut().find(|v| v.key == key) {
-                    var.value = parsed_val;
+                    if var.value.as_deref() != Some(&parsed_val) {
+                        var.value = Some(parsed_val);
+                        var.status = ItemStatus::Modified;
+                    }
                 } else {
-                    vars.push(EnvVar {
+                    vars.push(ConfigItem {
                         key: key.to_string(),
-                        value: parsed_val.clone(),
-                        default_value: String::new(),
+                        path: key.to_string(),
+                        value: Some(parsed_val),
+                        template_value: None,
+                        default_value: None,
+                        depth: 0,
+                        is_group: false,
+                        status: ItemStatus::MissingFromTemplate,
                     });
                 }
             }
         }
+        
+        // Mark missing from active
+        for var in vars.iter_mut() {
+            if var.status == ItemStatus::Present && var.value.is_none() {
+                var.status = ItemStatus::MissingFromActive;
+            }
+        }
 
         Ok(())
     }
 
-    fn write(&self, path: &Path, vars: &[EnvVar]) -> io::Result<()> {
+    fn write(&self, path: &Path, vars: &[ConfigItem]) -> io::Result<()> {
         let mut file = fs::File::create(path)?;
         for var in vars {
-            writeln!(file, "{}={}", var.key, var.value)?;
+            if !var.is_group {
+                let val = var.value.as_deref()
+                    .or(var.template_value.as_deref())
+                    .unwrap_or("");
+                writeln!(file, "{}={}", var.key, val)?;
+            }
         }
         Ok(())
     }
@@ -88,14 +113,13 @@ mod tests {
         let vars = handler.parse(file.path()).unwrap();
         assert_eq!(vars.len(), 4);
         assert_eq!(vars[0].key, "KEY1");
-        assert_eq!(vars[0].value, "value1");
-        assert_eq!(vars[0].default_value, "value1");
+        assert_eq!(vars[0].value.as_deref(), Some("value1"));
         assert_eq!(vars[1].key, "KEY2");
-        assert_eq!(vars[1].value, "value2");
+        assert_eq!(vars[1].value.as_deref(), Some("value2"));
         assert_eq!(vars[2].key, "KEY3");
-        assert_eq!(vars[2].value, "value3");
+        assert_eq!(vars[2].value.as_deref(), Some("value3"));
         assert_eq!(vars[3].key, "EMPTY");
-        assert_eq!(vars[3].value, "");
+        assert_eq!(vars[3].value.as_deref(), Some(""));
     }
 
     #[test]
@@ -112,25 +136,29 @@ mod tests {
 
         assert_eq!(vars.len(), 3);
         assert_eq!(vars[0].key, "KEY1");
-        assert_eq!(vars[0].value, "custom1");
-        assert_eq!(vars[0].default_value, "default1");
+        assert_eq!(vars[0].value.as_deref(), Some("custom1"));
+        assert_eq!(vars[0].status, ItemStatus::Modified);
 
         assert_eq!(vars[1].key, "KEY2");
-        assert_eq!(vars[1].value, "default2");
-        assert_eq!(vars[1].default_value, "default2");
-
+        assert_eq!(vars[1].value.as_deref(), Some("default2"));
+        
         assert_eq!(vars[2].key, "KEY3");
-        assert_eq!(vars[2].value, "custom3");
-        assert_eq!(vars[2].default_value, "");
+        assert_eq!(vars[2].value.as_deref(), Some("custom3"));
+        assert_eq!(vars[2].status, ItemStatus::MissingFromTemplate);
     }
 
     #[test]
     fn test_write_env() {
         let file = NamedTempFile::new().unwrap();
-        let vars = vec![EnvVar {
+        let vars = vec![ConfigItem {
             key: "KEY1".to_string(),
-            value: "value1".to_string(),
-            default_value: "def".to_string(),
+            path: "KEY1".to_string(),
+            value: Some("value1".to_string()),
+            template_value: None,
+            default_value: None,
+            depth: 0,
+            is_group: false,
+            status: ItemStatus::Present,
         }];
 
         let handler = EnvHandler;

src/format/hierarchical.rs

@@ -1,4 +1,4 @@
-use super::{EnvVar, FormatHandler, FormatType};
+use super::{ConfigItem, FormatHandler, FormatType, ItemStatus};
 use serde_json::{Map, Value};
 use std::fs;
 use std::io;
@@ -53,87 +53,160 @@ impl HierarchicalHandler {
     }
 }
 
-fn flatten(value: &Value, prefix: &str, vars: &mut Vec<EnvVar>) {
+fn flatten(value: &Value, prefix: &str, depth: usize, key_name: &str, vars: &mut Vec<ConfigItem>) {
+    let path = if prefix.is_empty() {
+        key_name.to_string()
+    } else if key_name.is_empty() {
+        prefix.to_string()
+    } else {
+        format!("{}.{}", prefix, key_name)
+    };
+
     match value {
         Value::Object(map) => {
+            if !path.is_empty() {
+                vars.push(ConfigItem {
+                    key: key_name.to_string(),
+                    path: path.clone(),
+                    value: None,
+                    template_value: None,
+                    default_value: None,
+                    depth,
+                    is_group: true,
+                    status: ItemStatus::Present,
+                });
+            }
+            let next_depth = if path.is_empty() { depth } else { depth + 1 };
             for (k, v) in map {
-                let new_prefix = if prefix.is_empty() {
-                    k.clone()
-                } else {
-                    format!("{}.{}", prefix, k)
-                };
-                flatten(v, &new_prefix, vars);
+                flatten(v, &path, next_depth, k, vars);
             }
         }
         Value::Array(arr) => {
+            if !path.is_empty() {
+                vars.push(ConfigItem {
+                    key: key_name.to_string(),
+                    path: path.clone(),
+                    value: None,
+                    template_value: None,
+                    default_value: None,
+                    depth,
+                    is_group: true,
+                    status: ItemStatus::Present,
+                });
+            }
+            let next_depth = if path.is_empty() { depth } else { depth + 1 };
             for (i, v) in arr.iter().enumerate() {
-                let new_prefix = format!("{}[{}]", prefix, i);
-                flatten(v, &new_prefix, vars);
+                let array_key = format!("[{}]", i);
+                flatten(v, &path, next_depth, &array_key, vars);
             }
         }
         Value::String(s) => {
-            vars.push(EnvVar {
-                key: prefix.to_string(),
-                value: s.clone(),
-                default_value: s.clone(),
+            vars.push(ConfigItem {
+                key: key_name.to_string(),
+                path: path.clone(),
+                value: Some(s.clone()),
+                template_value: Some(s.clone()),
+                default_value: Some(s.clone()),
+                depth,
+                is_group: false,
+                status: ItemStatus::Present,
             });
         }
         Value::Number(n) => {
             let s = n.to_string();
-            vars.push(EnvVar {
-                key: prefix.to_string(),
-                value: s.clone(),
-                default_value: s.clone(),
+            vars.push(ConfigItem {
+                key: key_name.to_string(),
+                path: path.clone(),
+                value: Some(s.clone()),
+                template_value: Some(s.clone()),
+                default_value: Some(s.clone()),
+                depth,
+                is_group: false,
+                status: ItemStatus::Present,
             });
         }
         Value::Bool(b) => {
             let s = b.to_string();
-            vars.push(EnvVar {
-                key: prefix.to_string(),
-                value: s.clone(),
-                default_value: s.clone(),
+            vars.push(ConfigItem {
+                key: key_name.to_string(),
+                path: path.clone(),
+                value: Some(s.clone()),
+                template_value: Some(s.clone()),
+                default_value: Some(s.clone()),
+                depth,
+                is_group: false,
+                status: ItemStatus::Present,
             });
         }
         Value::Null => {
-            vars.push(EnvVar {
-                key: prefix.to_string(),
-                value: "".to_string(),
-                default_value: "".to_string(),
+            vars.push(ConfigItem {
+                key: key_name.to_string(),
+                path: path.clone(),
+                value: Some("".to_string()),
+                template_value: Some("".to_string()),
+                default_value: Some("".to_string()),
+                depth,
+                is_group: false,
+                status: ItemStatus::Present,
             });
         }
     }
 }
 
-// Removed unused update_leaf and update_leaf_value functions
-
 impl FormatHandler for HierarchicalHandler {
-    fn parse(&self, path: &Path) -> io::Result<Vec<EnvVar>> {
+    fn parse(&self, path: &Path) -> io::Result<Vec<ConfigItem>> {
         let value = self.read_value(path)?;
         let mut vars = Vec::new();
-        flatten(&value, "", &mut vars);
+        flatten(&value, "", 0, "", &mut vars);
         Ok(vars)
     }
 
-    fn merge(&self, path: &Path, vars: &mut Vec<EnvVar>) -> io::Result<()> {
+    fn merge(&self, path: &Path, vars: &mut Vec<ConfigItem>) -> io::Result<()> {
         if !path.exists() {
             return Ok(());
         }
         let existing_value = self.read_value(path)?;
         let mut existing_vars = Vec::new();
-        flatten(&existing_value, "", &mut existing_vars);
+        flatten(&existing_value, "", 0, "", &mut existing_vars);
 
         for var in vars.iter_mut() {
-            if let Some(existing) = existing_vars.iter().find(|v| v.key == var.key) {
-                var.value = existing.value.clone();
+            if let Some(existing) = existing_vars.iter().find(|v| v.path == var.path) {
+                if var.value != existing.value {
+                    var.value = existing.value.clone();
+                    var.status = ItemStatus::Modified;
+                }
+            } else {
+                var.status = ItemStatus::MissingFromActive;
             }
         }
+        
+        // Find keys in active that are not in template
+        let mut to_add = Vec::new();
+        for existing in existing_vars {
+            if !vars.iter().any(|v| v.path == existing.path) {
+                let mut new_item = existing.clone();
+                new_item.status = ItemStatus::MissingFromTemplate;
+                new_item.template_value = None;
+                new_item.default_value = None;
+                to_add.push(new_item);
+            }
+        }
+        
+        // Basic insertion logic for extra keys (could be improved to insert at correct depth/position)
+        vars.extend(to_add);
+
         Ok(())
     }
 
-    fn write(&self, path: &Path, vars: &[EnvVar]) -> io::Result<()> {
+    fn write(&self, path: &Path, vars: &[ConfigItem]) -> io::Result<()> {
         let mut root = Value::Object(Map::new());
         for var in vars {
-            insert_into_value(&mut root, &var.key, &var.value);
+            if !var.is_group {
+                let val = var.value.as_deref()
+                    .or(var.template_value.as_deref())
+                    .unwrap_or("");
+                insert_into_value(&mut root, &var.path, val);
+            }
         }
         self.write_value(path, &root)
     }

src/format/mod.rs

@@ -4,11 +4,24 @@ use std::path::Path;
 pub mod env;
 pub mod hierarchical;
 
+#[derive(Debug, Clone, PartialEq, Eq)]
+pub enum ItemStatus {
+    Present,
+    MissingFromActive,
+    MissingFromTemplate,
+    Modified,
+}
+
 #[derive(Debug, Clone)]
-pub struct EnvVar {
+pub struct ConfigItem {
     pub key: String,
-    pub value: String,
-    pub default_value: String,
+    pub path: String,
+    pub value: Option<String>,
+    pub template_value: Option<String>,
+    pub default_value: Option<String>,
+    pub depth: usize,
+    pub is_group: bool,
+    pub status: ItemStatus,
 }
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
@@ -20,9 +33,9 @@ pub enum FormatType {
 }
 
 pub trait FormatHandler {
-    fn parse(&self, path: &Path) -> io::Result<Vec<EnvVar>>;
-    fn merge(&self, path: &Path, vars: &mut Vec<EnvVar>) -> io::Result<()>;
-    fn write(&self, path: &Path, vars: &[EnvVar]) -> io::Result<()>;
+    fn parse(&self, path: &Path) -> io::Result<Vec<ConfigItem>>;
+    fn merge(&self, path: &Path, vars: &mut Vec<ConfigItem>) -> io::Result<()>;
+    fn write(&self, path: &Path, vars: &[ConfigItem]) -> io::Result<()>;
 }
 
 pub fn detect_format(path: &Path, override_format: Option<String>) -> FormatType {