// 对外 API 的数据结构（docs/design/04-api.md）
import type { InteractionRequest, ProviderId, UsagePayload } from './events'

export type PermissionMode = 'ask' | 'auto' | 'readonly'

export type SessionStatus = 'idle' | 'running' | 'waiting_input'
export type RunStatus = 'queued' | 'running' | 'waiting_input' | 'completed' | 'failed' | 'interrupted'

export interface SessionDto {
  id: string
  title: string
  provider: ProviderId
  model: string
  profileId: string | null
  status: SessionStatus
  archived: boolean
  source: string
  lastSeq: number
  createdAt: string
  updatedAt: string
}

export interface SessionDetailDto extends SessionDto {
  activeRunId: string | null
  pendingInteractions: InteractionRequest[]
  /** 实际生效的权限模式：会话覆盖值（仅后台可设）或 Profile 的设置 */
  permissionMode: PermissionMode
  permissionModeOverridden: boolean
  systemPromptAppend: string
}

export interface CreateSessionBody {
  profileId?: string
  model?: string
  title?: string
  permissionMode?: PermissionMode
  systemPromptAppend?: string
}

export interface SendMessageBody {
  text: string
  attachments?: string[]
}

export interface RunDto {
  id: string
  sessionId: string
  status: RunStatus
  startedAt: string | null
  endedAt: string | null
  usage: UsagePayload | null
  error: string | null
}

export interface FileDto {
  id: string
  sessionId: string
  path: string
  origin: 'upload' | 'agent'
  mime: string
  size: number
  createdAt: string
  updatedAt: string
}

export interface FileAccessPolicy {
  mode: 'restricted' | 'broad'
  read: PathRule[]
  write: PathRule[]
  deny: string[]
}

export type PathRule = { knowledgeRootId: string } | { path: string }

export interface ProfileDto {
  id: string
  name: string
  description: string
  provider: ProviderId
  model: string
  systemPrompt: string
  permissionMode: PermissionMode
  allowedTools: string[]
  disallowedTools: string[]
  skills: string[] | 'all'
  fileAccess: FileAccessPolicy
  knowledgeRootIds: string[]
  isDefault: boolean
  /** 内置 Profile（通用助手）不可删除 */
  builtin: boolean
  version: number
  updatedAt: string
}

export type ProfileInput = Omit<ProfileDto, 'id' | 'version' | 'updatedAt' | 'builtin'>

export interface KnowledgeRootDto {
  id: string
  name: string
  path: string
  description: string
  access: 'read' | 'write'
  enabled: boolean
  check: PathCheck
}

export interface PathCheck {
  exists: boolean
  readable: boolean
  isDirectory: boolean
  /** 命中的全局禁止项 */
  denied: string | null
  /** 位于 home 下，systemd ProtectHome 部署时需要额外绑定 */
  underHome: boolean
  message: string | null
}

export interface ProviderStatusDto {
  id: ProviderId
  enabled: boolean
  available: boolean
  loggedIn: boolean | null
  account: string | null
  cliPath: string
  version: string | null
  models: string[]
  defaultModel: string
  message: string | null
}

export interface ResolvedAccessDto {
  readable: string[]
  writable: string[]
  denied: string[]
  mode: FileAccessPolicy['mode']
}

export interface ApiKeyDto {
  id: string
  name: string
  prefix: string
  enabled: boolean
  allowedProfileIds: string[]
  defaultProfileId: string | null
  createdAt: string
  lastUsedAt: string | null
}

export interface ApiErrorBody {
  error: { code: string; message: string; details?: unknown }
}

export interface Page<T> {
  items: T[]
  nextCursor: string | null
}

// ---- 技能与插件（通过 Claude Code 官方插件机制安装，ADR-0013）----

export type LicenseKind = 'open' | 'restricted' | 'unknown'

export interface SkillInfo {
  /** 带插件前缀的技能 ID，例如 agent-skills:report-conventions、document-skills:xlsx */
  id: string
  name: string
  description: string
  plugin: string
  /** local 本地技能目录；plugin Claude 插件；official 从官方仓库安装（Codex）；system 引擎自带；community 第三方技能（两个引擎共用，需在 Profile 中单独启用） */
  source: 'local' | 'plugin' | 'official' | 'system' | 'community'
  license: LicenseKind
}

export interface InstalledPluginDto {
  id: string
  name: string
  marketplace: string
  version: string | null
  enabled: boolean
  installPath: string
  installedAt: string | null
  lastUpdated: string | null
  skills: SkillInfo[]
  license: { kind: LicenseKind; summary: string | null }
}

export interface AvailablePluginDto {
  pluginId: string
  name: string
  description: string
  marketplaceName: string
  version: string | null
  installed: boolean
}

export interface MarketplaceDto {
  name: string
  source: string
  location: string | null
}

export interface PluginStateDto {
  cliPath: string
  installed: InstalledPluginDto[]
  available: AvailablePluginDto[]
  marketplaces: MarketplaceDto[]
  localSkills: SkillInfo[]
  error: string | null
}

export type PluginAction =
  | { action: 'marketplace-add'; source: string }
  | { action: 'marketplace-remove' | 'marketplace-update'; name: string }
  | { action: 'install' | 'uninstall' | 'update' | 'enable' | 'disable'; plugin: string }

export interface ApiKeyProfiles {
  allowedProfileIds: string[]
  defaultProfileId: string
}

export interface CodexCatalogSkillDto {
  name: string
  description: string
  license: LicenseKind
  licenseName: string | null
  installed: boolean
  installedSha: string | null
  updatable: boolean
}

export interface CodexSkillCatalogDto {
  repo: string
  sha: string | null
  fetchedAt: string | null
  skills: CodexCatalogSkillDto[]
  unmanaged: string[]
}

// ---- 第三方技能（skills.sh 目录，从 GitHub 按提交安装，两个引擎共用，ADR-0017）----

/** 第三方技能的插件名，技能 ID 形如 community-skills:<name> */
export const COMMUNITY_SKILL_PLUGIN = 'community-skills'

export interface CommunitySearchResultDto {
  /** GitHub 仓库 owner/repo */
  source: string
  skillId: string
  name: string
  installs: number
  installed: boolean
  /** 不能从这里安装的原因（如官方技能仓库应在对应引擎的页面安装） */
  blocked: string | null
}

export interface CommunitySkillPreviewDto {
  source: string
  skillId: string
  /** 安装后的技能名（取自 SKILL.md 的 name） */
  name: string
  description: string
  sha: string
  /** 技能在仓库中的路径 */
  path: string
  skillMd: string
  files: { path: string; size: number }[]
  /** 技能包含可执行脚本（.py / .sh / .js 等） */
  hasScripts: boolean
  license: LicenseKind
  licenseName: string | null
  /** 许可证来自哪里：技能目录、SKILL.md 声明或仓库根目录 */
  licenseFrom: 'skill' | 'frontmatter' | 'repo' | null
  installed: { sha: string } | null
  /** 同名技能已从其他来源安装 */
  conflict: string | null
}

export interface CommunitySkillDto {
  id: string
  name: string
  description: string
  source: string
  skillId: string
  path: string
  sha: string
  license: string | null
  installedAt: string
}

// ---- Codex 插件（OpenAI 官方 openai-curated 目录，只在 Playground 中使用，ADR-0018）----

export interface CodexPluginDto {
  /** 插件 ID（plugin/uninstall 使用），形如 gmail@openai-curated-remote */
  id: string
  name: string
  displayName: string
  description: string
  category: string | null
  developer: string | null
  marketplace: string
  installed: boolean
  enabled: boolean
  /** NOT_AVAILABLE / AVAILABLE / INSTALLED_BY_DEFAULT */
  installPolicy: string
  /** AVAILABLE / DISABLED_BY_ADMIN */
  availability: string
  logoUrl: string | null
}

export interface CodexPluginCatalogDto {
  items: CodexPluginDto[]
  /** 符合筛选条件的总数 */
  total: number
  categories: string[]
  fetchedAt: string | null
  error: string | null
}

export interface CodexPluginDetailDto extends CodexPluginDto {
  longDescription: string | null
  skills: { name: string; description: string }[]
  apps: { id: string; name: string; description: string | null; installUrl: string | null }[]
  mcpServers: string[]
  websiteUrl: string | null
  privacyPolicyUrl: string | null
  termsOfServiceUrl: string | null
}

export interface CodexPluginInstallResultDto {
  /** 需要在 ChatGPT 中授权的应用（打开 installUrl 完成连接） */
  appsNeedingAuth: { id: string; name: string; installUrl: string | null }[]
}

// ---- 用量统计 ----

export interface UsageTotals {
  runs: number
  failed: number
  interrupted: number
  inputTokens: number
  outputTokens: number
  cacheReadTokens: number
  cacheWriteTokens: number
  /** 订阅登录下为引擎给出的估算值 */
  costUsd: number
  durationMs: number
}

export interface UsageSummaryDto {
  /** 统计区间（含首尾，服务器本地日期） */
  from: string
  to: string
  total: UsageTotals
  today: UsageTotals
  /** 每天一项，没有用量的日期也会列出 */
  daily: ({ date: string } & UsageTotals)[]
  /** 按来源：API Key（平台）或后台 Playground（source = admin） */
  bySource: ({ source: string; name: string } & UsageTotals)[]
  byModel: ({ provider: string; model: string } & UsageTotals)[]
}

export interface RecentErrorDto {
  runId: string
  sessionId: string
  sessionTitle: string
  source: string
  provider: string
  error: string
  endedAt: string | null
}

// ---- 浏览器令牌（业务平台后端用 API Key 换取，交给浏览器使用，ADR-0019）----

export interface CreateBrowserTokenBody {
  /** 有效期（秒），默认 3600，最长 43200 */
  ttlSeconds?: number
}

export interface BrowserTokenDto {
  token: string
  expiresAt: string
}