// packages/opencode/src/config/config.ts
const managedConfigPaths = {
  darwin: "/Library/Application Support/opencode/",
  win32: "C:\\ProgramData\\opencode\\",
  linux: "/etc/opencode/",
}

// 企业 IT 可通过 MDM 强制覆盖用户配置
// 适用于安全策略、合规要求等场景

// 从当前目录向上扫描到 worktree 根
const projectConfigPaths = [
  path.join(cwd, ".opencode"),
  path.join(parentDir, ".opencode"),
  // ...
  path.join(worktreeRoot, ".opencode"),
]

// XDG Base Directory Specification
const userConfigDir = {
  darwin: "~/Library/Application Support/opencode/",
  linux: "~/.config/opencode/",
  win32: "%APPDATA%\\opencode\\",
}

// 环境变量可覆盖任意配置项
if (process.env.OPENCODE_CONFIG) {
  // 使用指定配置文件
}
if (process.env.OPENCODE_CONFIG_CONTENT) {
  // 直接使用内联 JSON 配置
}

// packages/opencode/src/config/config.ts (~849 行)
export const Info = z.object({
  // === 模型配置 ===
  model: z.string().optional().describe("Default model (provider/model format)"),
  small_model: z.string().optional().describe("Small model for lightweight tasks"),

  // === Agent 配置 ===
  default_agent: z.string().optional(),
  agent: z.record(z.string(), Agent.Config).optional(),

  // === Provider 配置 ===
  provider: z.record(z.string(), Provider.Config).optional(),
  disabled_providers: z.array(z.string()).optional(),
  enabled_providers: z.array(z.string()).optional(),

  // === MCP 配置 ===
  mcp: z.record(z.string(), Mcp.Config).optional(),

  // === Skills 配置 ===
  skills: z.object({
    paths: z.array(z.string()).optional(),
    urls: z.array(z.string()).optional(),
  }).optional(),

  // === 自定义命令 ===
  command: z.record(z.string(), Command.Config).optional(),

  // === 权限覆盖 ===
  permission: Permission.Config.optional(),

  // === 插件配置 ===
  plugin: z.record(z.string(), Plugin.Spec).optional(),

  // === LSP 配置 ===
  lsp: z.record(z.string(), Lsp.Config).optional(),

  // === 格式化配置 ===
  formatter: z.record(z.string(), z.any()).optional(),

  // === 分享配置 ===
  share: z.enum(["manual", "auto", "disabled"]).optional(),

  // === 键盘绑定 ===
  keybinds: Keybind.Config.optional(),

  // === 实验特性 ===
  experimental: z.record(z.string(), z.any()).optional(),

  // === ... 80+ 更多配置项 ===
})

// packages/opencode/src/config/paths.ts
export function resolveConfig(path: string): Config {
  // 1. 读取文件内容（支持 JSONC — 带注释的 JSON）
  const content = readFileWithComments(path)

  // 2. 环境变量替换: {env:VAR_NAME}
  const withEnvVars = content.replace(
    /\{env:([A-Z_]+)\}/g,
    (_, name) => process.env[name] ?? ""
  )

  // 3. 文件引用替换: {file:path/to/file}
  const withFileRefs = withEnvVars.replace(
    /\{file:([^}]+)\}/g,
    (_, ref) => readFile(resolve(ref))
  )

  // 4. 波浪号展开: ~/path
  const expanded = withFileRefs.replace(/^~/, os.homedir())

  // 5. Zod 验证
  return Config.Info.parse(JSON.parse(expanded))
}

{
  // 这是注释
  "model": "anthropic/claude-sonnet-4",
  "provider": {
    "anthropic": {
      "api_key": "{env:ANTHROPIC_API_KEY}"  // 环境变量引用
    }
  }
}

// packages/opencode/src/config/tui-schema.ts
export const TuiInfo = z.object({
  theme: z.record(z.string(), z.any()).optional(),
  keybinds: z.record(z.string(), z.any()).optional(),
  plugin: z.record(z.string(), z.boolean()).optional(),
  scroll_speed: z.number().optional(),
  diff_style: z.enum(["side-by-side", "unified"]).optional(),
  mouse: z.boolean().optional(),
})

// packages/opencode/src/config/config.ts (lines 610-709)
export const KeybindInfo = z.object({
  // 基础
  leader: z.string().optional(),
  exit: z.union([z.string(), z.array(z.string())]).optional(),

  // 会话管理
  "session:new": z.union([z.string(), z.array(z.string())]).optional(),
  "session:list": z.union([z.string(), z.array(z.string())]).optional(),
  "session:fork": z.union([z.string(), z.array(z.string())]).optional(),
  "session:rename": z.union([z.string(), z.array(z.string())]).optional(),
  "session:delete": z.union([z.string(), z.array(z.string())]).optional(),
  "session:share": z.union([z.string(), z.array(z.string())]).optional(),

  // 消息导航
  "message:up": z.union([z.string(), z.array(z.string())]).optional(),
  "message:down": z.union([z.string(), z.array(z.string())]).optional(),

  // 模型选择
  "model:select": z.union([z.string(), z.array(z.string())]).optional(),
  "agent:select": z.union([z.string(), z.array(z.string())]).optional(),

  // ...
})