/** Shared types between client and server for claw-web
 *  EXACT parity with original claw-code repository.
 */

export type MessageRole = "user" | "assistant" | "system" | "tool";

export interface ToolCallData {
  id: string;
  name: string;
  arguments: string;
}

export interface ToolResultData {
  toolCallId: string;
  toolName: string;
  output: string;
  isError?: boolean;
  durationMs?: number;
}

export interface ChatMessageData {
  id?: number;
  sessionId: number;
  role: MessageRole;
  content: string | null;
  toolCalls?: ToolCallData[] | null;
  toolCallId?: string | null;
  toolName?: string | null;
  promptTokens?: number;
  completionTokens?: number;
  cost?: number;
  model?: string | null;
  durationMs?: number;
  createdAt?: Date;
}

export interface SessionData {
  id: number;
  userId: number;
  title: string;
  model: string;
  provider: string;
  systemPrompt: string | null;
  isArchived: number;
  createdAt: Date;
  updatedAt: Date;
}

export interface SettingsData {
  apiProvider: string;
  apiKey?: string | null;
  apiBaseUrl?: string | null;
  model: string;
  maxTokens: number;
  temperature: number;
  topP: number;
  systemPrompt?: string | null;
  memoryContent?: string | null;
  theme: string;
  expandToolCalls: number;
  autoApproveSafeTools: number;
}

export interface CostSummary {
  totalCost: number;
  totalPromptTokens: number;
  totalCompletionTokens: number;
}

/** SSE event types for streaming */
export type StreamEventType =
  | "text_delta"
  | "tool_call_start"
  | "tool_call_delta"
  | "tool_call_end"
  | "tool_result"
  | "message_start"
  | "message_end"
  | "error"
  | "usage"
  | "status"
  | "ask_user"
  | "title_update"
  | "plan_update";

export interface StreamEvent {
  type: StreamEventType;
  data: unknown;
}

/**
 * Tool names — EXACT parity with original claw-code mvp_tool_specs (19 tools).
 * Names are PascalCase/snake_case exactly as in the Rust source.
 */
export const TOOL_NAMES = [
  // Core 19 tools (from Rust mvp_tool_specs)
  "bash",
  "PowerShell",
  "read_file",
  "write_file",
  "edit_file",
  "glob_search",
  "grep_search",
  "NotebookEdit",
  "WebSearch",
  "WebFetch",
  "TodoWrite",
  "Agent",
  "SendUserMessage",
  "Brief",
  "TestingPermission",
  "ToolSearch",
  "Config",
  "Skill",
  "Sleep",
  "REPL",
  "StructuredOutput",
  // Extended (full parity with original claw-code)
  "TaskCreate",
  "TaskGet",
  "TaskList",
  "TaskOutput",
  "TaskStop",
  "TaskUpdate",
  "CronCreate",
  "CronDelete",
  "CronList",
  "LSP",
  "EnterPlanMode",
  "ExitPlanMode",
  "EnterWorktree",
  "ExitWorktree",
  "TeamCreate",
  "TeamDelete",
  "RemoteTrigger",
  "SyntheticOutput",
  // MCP
  "mcp_tool",
  "list_mcp_resources",
  "read_mcp_resource",
  "mcp_auth",
] as const;

export type ToolName = (typeof TOOL_NAMES)[number];

/**
 * Slash commands — EXACT parity with original claw-code SLASH_COMMAND_SPECS (28 commands).
 * Names, descriptions, and categories match the Rust commands crate.
 */
export const SLASH_COMMANDS = [
  { name: "/help", description: "Show available slash commands", category: "General" },
  { name: "/status", description: "Show current session status", category: "General" },
  { name: "/compact", description: "Compact local session history", category: "Context" },
  { name: "/model", description: "Show or switch the active model", category: "Config" },
  { name: "/permissions", description: "Show or switch the active permission mode", category: "Config" },
  { name: "/clear", description: "Start a fresh local session", category: "Session" },
  { name: "/cost", description: "Show cumulative token usage for this session", category: "Info" },
  { name: "/resume", description: "Load a saved session into the REPL", category: "Session" },
  { name: "/config", description: "Inspect Claw config files or merged sections", category: "Config" },
  { name: "/memory", description: "Inspect loaded Claw instruction memory files", category: "Memory" },
  { name: "/init", description: "Create a starter CLAW.md for this repo", category: "System" },
  { name: "/diff", description: "Show git diff for current workspace changes", category: "Git" },
  { name: "/version", description: "Show CLI version and build information", category: "Info" },
  { name: "/bughunter", description: "Inspect the codebase for likely bugs", category: "Tools" },
  { name: "/branch", description: "List, create, or switch git branches", category: "Git" },
  { name: "/worktree", description: "List, add, remove, or prune git worktrees", category: "Git" },
  { name: "/commit", description: "Generate a commit message and create a git commit", category: "Git" },
  { name: "/commit-push-pr", description: "Commit workspace changes, push the branch, and open a PR", category: "Git" },
  { name: "/pr", description: "Draft or create a pull request from the conversation", category: "Git" },
  { name: "/issue", description: "Draft or create a GitHub issue from the conversation", category: "Git" },
  { name: "/ultraplan", description: "Run a deep planning prompt with multi-step reasoning", category: "Planning" },
  { name: "/teleport", description: "Jump to a file or symbol by searching the workspace", category: "Navigation" },
  { name: "/debug-tool-call", description: "Replay the last tool call with debug details", category: "Debug" },
  { name: "/export", description: "Export the current conversation to a file", category: "Session" },
  { name: "/session", description: "List or switch managed local sessions", category: "Session" },
  { name: "/plugin", description: "Manage Claw Code plugins", category: "Integration", aliases: ["/plugins", "/marketplace"] },
  { name: "/agents", description: "List configured agents", category: "Agent" },
  { name: "/skills", description: "List available skills", category: "Tools" },
  // ── Extended commands (full parity) ──
  { name: "/advisor", description: "Toggle advisor mode (suggest without executing)", category: "Config" },
  { name: "/ant-trace", description: "Trace tool execution history", category: "Debug" },
  { name: "/api", description: "Show API key configuration", category: "Config" },
  { name: "/autofix-pr", description: "Auto-fix PR review comments", category: "Git" },
  { name: "/backfill-sessions", description: "Migrate sessions from older formats", category: "Session" },
  { name: "/break-cache", description: "Clear all in-memory caches", category: "System" },
  { name: "/bridge", description: "IDE bridge connection management", category: "Integration" },
  { name: "/bridge-kick", description: "Restart IDE bridge connection", category: "Integration" },
  { name: "/btw", description: "Add a quick aside to the conversation", category: "General" },
  { name: "/caches", description: "Show cache status and sizes", category: "System" },
  { name: "/chrome", description: "Chrome integration status", category: "Integration" },
  { name: "/color", description: "Switch color scheme", category: "Config" },
  { name: "/context", description: "Show context window usage", category: "Context" },
  { name: "/context-noninteractive", description: "Non-interactive context dump", category: "Context" },
  { name: "/conversation", description: "Export or view conversation stats", category: "Session" },
  { name: "/ctx_viz", description: "Visualize context window contents", category: "Context" },
  { name: "/desktop", description: "Desktop mode information", category: "Integration" },
  { name: "/exit", description: "Exit the application", category: "General" },
  { name: "/extra-usage", description: "Extended token usage statistics", category: "Info" },
  { name: "/extra-usage-core", description: "Core usage breakdown", category: "Info" },
  { name: "/extra-usage-noninteractive", description: "Non-interactive usage stats", category: "Info" },
  { name: "/fast", description: "Enable fast mode (low effort)", category: "Config" },
  { name: "/good-claw", description: "Send positive feedback", category: "General" },
  { name: "/heapdump", description: "Show memory heap dump", category: "Debug" },
  { name: "/ide", description: "IDE integration information", category: "Integration" },
  { name: "/init-verifiers", description: "Initialize code verification hooks", category: "Tools" },
  { name: "/insights", description: "Show session insights and patterns", category: "Info" },
  { name: "/install", description: "Install npm/pip/apt packages", category: "Tools" },
  { name: "/install-github-app", description: "Install the Claw GitHub App", category: "Integration" },
  { name: "/install-slack-app", description: "Install the Claw Slack App", category: "Integration" },
  { name: "/mobile", description: "Mobile mode information", category: "Integration" },
  { name: "/mock-limits", description: "Toggle mock rate limits for testing", category: "Debug" },
  { name: "/oauth-refresh", description: "Refresh OAuth tokens", category: "System" },
  { name: "/passes", description: "Show agentic pass count", category: "Info" },
  { name: "/perf-issue", description: "Report a performance issue", category: "Debug" },
  { name: "/privacy-settings", description: "View privacy settings", category: "Config" },
  { name: "/rate-limit-options", description: "View rate limit configuration", category: "Config" },
  { name: "/remote-env", description: "Remote environment configuration", category: "Integration" },
  { name: "/rename", description: "Rename the current session", category: "Session" },
  { name: "/reset-limits", description: "Reset rate limits to defaults", category: "System" },
  { name: "/reviewRemote", description: "Review a remote pull request", category: "Git" },
  { name: "/security-review", description: "Run a security review scan", category: "Tools" },
  { name: "/statusline", description: "Show status line configuration", category: "Config" },
  { name: "/upgrade", description: "Check for and install updates", category: "System" },
] as const;

/** API Provider presets — matching original claw-code providers */
export const API_PROVIDERS = [
  { id: "claw", name: "Claw API (Built-in)", baseUrl: "" },
  { id: "huggingface", name: "HuggingFace", baseUrl: "https://router.huggingface.co/v1" },
  { id: "xai", name: "xAI (Grok)", baseUrl: "https://api.x.ai/v1" },
  { id: "openrouter", name: "OpenRouter", baseUrl: "https://openrouter.ai/api/v1" },
  { id: "openai", name: "OpenAI", baseUrl: "https://api.openai.com/v1" },
  { id: "anthropic", name: "Anthropic", baseUrl: "https://api.anthropic.com/v1" },
  { id: "ollama", name: "Ollama (Local)", baseUrl: "http://localhost:11434/v1" },
  { id: "custom", name: "Custom API", baseUrl: "" },
] as const;

/**
 * Model presets — EXACT parity with original claw-code providers/mod.rs.
 * Aliases and model IDs match the Rust model registry.
 */
export const MODEL_PRESETS = [
  // Xiaomi MiMo (default)
  { id: "XiaomiMiMo/MiMo-V2-Flash", name: "MiMo-V2-Flash", provider: "huggingface", alias: "mimo", tier: "standard" },
  // Qwen models
  { id: "Qwen/Qwen3-8B", name: "Qwen3 8B", provider: "huggingface", alias: "qwen3-8b", tier: "fast" },
  { id: "Qwen/Qwen3-Coder-30B-A3B-Instruct", name: "Qwen3 Coder 30B", provider: "huggingface", alias: "qwen-coder", tier: "standard" },
  // Meta Llama
  { id: "meta-llama/Llama-3.3-70B-Instruct", name: "Llama 3.3 70B", provider: "huggingface", alias: "llama", tier: "frontier" },
  // DeepSeek
  { id: "deepseek-ai/DeepSeek-V3.2", name: "DeepSeek V3.2", provider: "huggingface", alias: "deepseek", tier: "frontier" },
  { id: "deepseek-ai/DeepSeek-R1", name: "DeepSeek R1", provider: "huggingface", alias: "deepseek-r1", tier: "frontier" },
] as const;

/** The frontier model name as defined in original claw-code */
export const FRONTIER_MODEL_NAME = "Qwen3-Coder-480B-Turbo";
export const DEFAULT_MODEL_ALIAS = "qwen-coder";
export const DEFAULT_MODEL_ID = "Qwen/Qwen3-Coder-480B-A35B-Instruct-Turbo";

/** Effort levels */
export const EFFORT_LEVELS = ["low", "medium", "high"] as const;
export type EffortLevel = (typeof EFFORT_LEVELS)[number];

/** Plan step status */
export type PlanStepStatus = "pending" | "in_progress" | "done" | "skipped";

export interface PlanStep {
  id: number;
  text: string;
  status: PlanStepStatus;
}