From 9542ee0df3e2c551260b20fb4db71f8d74dff376 Mon Sep 17 00:00:00 2001
From: Sylvain Gougouzian <sylvain.gougouzian@gmail.com>
Date: Mon, 13 Jul 2026 11:05:32 +0200
Subject: [PATCH] feat(types): add core TypeScript type definitions

- Add interfaces for models, messages, state, DMR protocol
- Add tool system types (ToolDefinition, ToolCall, ToolResult)
- Add UI types (UIMode, Action, Step, AgentStep)
---
 src/types.ts | 137 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 src/types.ts

diff --git a/src/types.ts b/src/types.ts
new file mode 100644
index 0000000..58626e0
--- /dev/null
+++ b/src/types.ts
@@ -0,0 +1,137 @@
+export interface ProjectConfig {
+  name: string;
+  lang: string;
+  framework: string;
+  database: string[];
+  services: string[];
+  port: number;
+}
+
+export interface Model {
+  id: string;
+  name: string;
+  engine?: string;
+}
+
+export interface Message {
+  role: "system" | "user" | "assistant";
+  content: string;
+  timestamp?: number;
+}
+
+export interface ThinkingState {
+  active: boolean;
+  content: string;
+  tokens: number;
+}
+
+export interface Step {
+  id: string;
+  name: string;
+  status: "done" | "current" | "pending";
+}
+
+export interface AppState {
+  model: Model | null;
+  models: Model[];
+  messages: Message[];
+  steps: Step[];
+  thinking: ThinkingState;
+  result: string;
+  prompt: string;
+  scrollOffset: number;
+  thinkingVisible: boolean;
+  streaming: boolean;
+  agentSteps: AgentStep[];
+  toolCallsStreaming: Map<string, { name: string; argsBuffer: string }>;
+  uiMode: UIMode;
+  toolbarIndex: number;
+  paletteIndex: number;
+  suggestions: string[];
+  suggestionIndex: number;
+}
+
+export interface DMRChatRequest {
+  model: string;
+  messages: { role: string; content: string }[];
+  stream: boolean;
+  temperature?: number;
+  max_tokens?: number;
+}
+
+export interface DMRChatChunk {
+  choices: {
+    delta: {
+      content?: string;
+      reasoning_content?: string;
+      tool_calls?: {
+        id: string;
+        type: "function";
+        function: { name: string; arguments: string };
+      }[];
+    };
+    finish_reason: string | null;
+  }[];
+}
+
+export type ToolHandler = "shell" | "http" | "js" | "builtin";
+
+export interface ToolParameter {
+  type: "string" | "number" | "boolean";
+  description: string;
+  enum?: string[];
+}
+
+export interface ToolDefinition {
+  name: string;
+  description: string;
+  parameters: {
+    type: "object";
+    properties: Record<string, ToolParameter>;
+    required: string[];
+  };
+  handler: ToolHandler;
+  command?: string;
+  url?: string;
+  method?: string;
+  script?: string;
+  sandbox?: boolean;
+  destructive?: boolean;
+}
+
+export interface ToolCall {
+  id: string;
+  name: string;
+  arguments: Record<string, string>;
+}
+
+export interface ToolResult {
+  toolCallId: string;
+  name: string;
+  success: boolean;
+  result: string;
+}
+
+export type StreamChunk =
+  | { type: "thinking"; text: string }
+  | { type: "content"; text: string }
+  | { type: "tool_call"; id: string; name: string; arguments: string };
+
+export interface AgentStep {
+  id: string;
+  type: "tool_call" | "tool_result" | "thinking" | "content";
+  name?: string;
+  arguments?: Record<string, string>;
+  content?: string;
+  status: "running" | "done" | "error";
+  timestamp: number;
+}
+
+export type UIMode = "normal" | "palette" | "toolbar";
+
+export interface Action {
+  id: string;
+  label: string;
+  shortcut?: string;
+  action: () => void;
+}
-- 
2.51.2