Refactor DevChat Installation Manager & support workflow env setup

Author: pplam

src/main/kotlin/ai/devchat/cli/DevChatConfig.kt

@@ -1,86 +1,55 @@
 package ai.devchat.cli
 
+import ai.devchat.common.DevChatPathUtil.workPath
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.dataformat.yaml.YAMLFactory
 import java.io.File
 
-/*
-* default_model: gpt-3.5-turbo
-* models:
-*   gpt-3.5-turbo:
-*     provider: devchat.ai
-*     stream: true
-*/
+data class ModelConfig(var provider: String? = null, var isStream: Boolean = false)
+
 class DevChatConfig {
     private var configPath: String
 
     // Getters and Setters
-    var default_model: String? = null
-    var models: Map<String, ModelConfig>? = null
+    private var defaultModel: String? = null
+    private var models: Map<String, ModelConfig>? = null
 
     constructor() {
         // default config path
-        configPath = System.getProperty("user.home") + "/.chat/config.yml"
+        configPath = "$workPath/config.yml"
     }
 
     constructor(configPath: String) {
         this.configPath = configPath
     }
 
-    open class ModelConfig {
-        // getters and setters
-        var provider: String? = null
-        var isStream = false
-    }
-
     fun writeDefaultConfig() {
-        default_model = "gpt-3.5-turbo"
-        models = java.util.Map.of(
-            "gpt-3.5-turbo",
-            object : ModelConfig() {
-                init {
-                    provider = "devchat.ai"
-                    isStream = true
-                }
-            },
-            "gpt-3.5-turbo-16k",
-            object : ModelConfig() {
-                init {
-                    provider = "devchat.ai"
-                    isStream = true
-                }
-            },
-            "gpt-4",
-            object : ModelConfig() {
-                init {
-                    provider = "devchat.ai"
-                    isStream = true
-                }
-            },
-            "claude-2",
-            object : ModelConfig() {
-                init {
-                    provider = "general"
-                    isStream = true
-                }
-            })
+        defaultModel = "gpt-3.5-turbo"
+        models = mapOf(
+            "gpt-3.5-turbo" to ModelConfig(
+                provider = "devchat.ai", isStream = true
+            ), "gpt-3.5-turbo-16k" to ModelConfig(
+                provider = "devchat.ai", isStream = true
+            ), "gpt-4" to ModelConfig(
+                provider = "devchat.ai", isStream = true
+            ), "claude-2" to ModelConfig(
+                provider = "general", isStream = true
+            )
+        )
         save()
     }
 
     fun load(): DevChatConfig {
         return try {
-            val mapper =
-                ObjectMapper(YAMLFactory())
-            mapper.readValue(File(configPath), DevChatConfig::class.java)
+            ObjectMapper(YAMLFactory()).readValue(File(configPath), DevChatConfig::class.java)
         } catch (e: Exception) {
             throw RuntimeException("Failed to load config", e)
         }
     }
 
-    fun save() {
+    private fun save() {
         try {
-            val mapper = ObjectMapper(YAMLFactory())
-            mapper.writeValue(File(configPath), this)
+            ObjectMapper(YAMLFactory()).writeValue(File(configPath), this)
         } catch (e: Exception) {
             throw RuntimeException("Failed to save config", e)
         }