config

type APIConfig struct {
	// Enabled controls whether the API server starts. Default: false.
	Enabled bool `toml:"enabled"`

	// Listen is the address to listen on (e.g. "0.0.0.0:8443", ":8080").
	Listen string `toml:"listen"`

	// TLS enables HTTPS. When true, CertFile and KeyFile are required.
	TLS      bool   `toml:"tls"`
	CertFile string `toml:"cert_file"`
	KeyFile  string `toml:"key_file"`

	// CORS configures allowed origins for cross-origin requests.
	// Empty means no CORS headers are sent.
	CORSOrigins []string `toml:"cors_origins"`

	// RateLimit is the maximum requests per second per API key. 0 = unlimited.
	RateLimit float64 `toml:"rate_limit"`

	// Keys defines API keys with scoped permissions.
	Keys []APIKeyConfig `toml:"keys"`
}

type APIKeyConfig struct {
	// Name is a human-readable label for this key.
	Name string `toml:"name"`

	// Key is the secret API key value. Loaded from config or env.
	Key string `toml:"key"`

	// Scopes controls what this key can access.
	// Valid scopes: "chat", "sessions:read", "costs:read", "skills:read",
	// "skills:write", "schedules:read", "schedules:write", "health", "admin".
	Scopes []string `toml:"scopes"`
}

type AgentConfig struct {
	PersonaDir string `toml:"persona_dir"`
	SkillsDir  string `toml:"skills_dir"` // defaults to ~/.denkeeper/skills
}

type AgentInstanceConfig struct {
	// Name is a unique identifier for this agent. One agent must be named "default".
	Name string `toml:"name"`

	// Description is a human-readable summary of the agent's purpose.
	Description string `toml:"description"`

	// PersonaDir is the path to the agent's persona directory (SOUL.md, USER.md, MEMORY.md).
	PersonaDir string `toml:"persona_dir"`

	// SkillsDir overrides the global skills directory for this agent. If empty,
	// the global skills directory is used. Agent-specific skills in
	// <persona_dir>/skills/ are always loaded and override global skills by name.
	SkillsDir string `toml:"skills_dir"`

	// Adapters lists the adapter bindings for this agent.
	// "telegram" — wildcard: all messages on that adapter go to this agent.
	// "telegram:12345" — specific: only messages from that chat ID.
	Adapters []string `toml:"adapters"`

	// LLMModel overrides the global default_model for this agent.
	LLMModel string `toml:"llm_model"`

	// SessionTier overrides the global session.tier for this agent.
	SessionTier string `toml:"session_tier"`
}

type AnthropicConfig struct {
	// APIKey is the Anthropic API key (sk-ant-...). Required to enable the provider.
	APIKey string `toml:"api_key"`
	// BaseURL overrides the default API endpoint. Useful for Bedrock/Vertex proxies.
	BaseURL string `toml:"base_url"`
}

type Config struct {
	Telegram  TelegramConfig          `toml:"telegram"`
	Discord   DiscordConfig           `toml:"discord"`
	LLM       LLMConfig               `toml:"llm"`
	Memory    MemoryConfig            `toml:"memory"`
	Log       LogConfig               `toml:"log"`
	Agent     AgentConfig             `toml:"agent"`
	Session   SessionConfig           `toml:"session"`
	Agents    []AgentInstanceConfig   `toml:"agents"`
	Schedules []ScheduleConfig        `toml:"schedules"`
	Tools     map[string]ToolConfig   `toml:"tools"`
	Plugins   map[string]PluginConfig `toml:"plugins"`
	Voice     VoiceConfig             `toml:"voice"`
	API       APIConfig               `toml:"api"`
}

type DiscordConfig struct {
	// Token is the Discord bot token. Required to enable the Discord adapter.
	Token string `toml:"token"`
	// AllowedUsers is a list of Discord user snowflake IDs (as strings) that
	// may interact with the bot. Required when token is set.
	AllowedUsers []string `toml:"allowed_users"`
}

type FallbackConfig struct {
	Trigger    string  `toml:"trigger"`     // "error" | "rate_limit" | "low_funds"
	Action     string  `toml:"action"`      // "switch_provider" | "switch_model" | "wait_and_retry"
	Provider   string  `toml:"provider"`    // required for switch_provider
	Model      string  `toml:"model"`       // required for switch_model; optional for switch_provider
	Threshold  float64 `toml:"threshold"`   // required for low_funds (USD remaining)
	MaxRetries int     `toml:"max_retries"` // required for wait_and_retry
	Backoff    string  `toml:"backoff"`     // "exponential" (default) | "constant"
}

type LLMConfig struct {
	DefaultProvider   string           `toml:"default_provider"`
	DefaultModel      string           `toml:"default_model"`
	OpenRouter        OpenRouterConfig `toml:"openrouter"`
	Ollama            OllamaConfig     `toml:"ollama"`
	Anthropic         AnthropicConfig  `toml:"anthropic"`
	MaxCostPerSession float64          `toml:"max_cost_per_session"`
	Fallbacks         []FallbackConfig `toml:"fallback"`
}

type LogConfig struct {
	Level  string `toml:"level"`
	Format string `toml:"format"`
}

type MemoryConfig struct {
	DBPath string `toml:"db_path"`
}

type OllamaConfig struct {
	// BaseURL is the Ollama server address. Defaults to http://localhost:11434.
	BaseURL string `toml:"base_url"`
}

type OpenRouterConfig struct {
	APIKey string `toml:"api_key"`
}

type PluginConfig struct {
	// Type is the execution strategy. Only "subprocess" is supported currently.
	// "docker" is reserved for future sandboxed execution.
	Type    string            `toml:"type"`
	Command string            `toml:"command"`
	Args    []string          `toml:"args"`
	Env     map[string]string `toml:"env"`
	// Capabilities declares contracts this plugin satisfies.
	// Currently only "tools" is meaningful — registers the plugin as an MCP server.
	Capabilities []string `toml:"capabilities"`
}

type ScheduleConfig struct {
	// Name is a unique identifier for this schedule. Required.
	Name string `toml:"name"`

	// Type classifies the schedule. Must be "system" or "agent". Required.
	Type string `toml:"type"`

	// Schedule is the timing expression. Required.
	Schedule string `toml:"schedule"`

	// Skill is the name of the skill to invoke on each run. Optional for
	// system schedules; typically required for agent schedules.
	Skill string `toml:"skill"`

	// SessionTier is the permission tier for the session spawned on each run.
	// Allowed values: "supervised" (default), "autonomous", "restricted".
	SessionTier string `toml:"session_tier"`

	// Channel is the adapter channel to deliver results to (e.g. "telegram:123456").
	Channel string `toml:"channel"`

	// SessionMode controls which conversation context is used for the scheduled run.
	// "shared" (default): reuses the channel's existing conversation history.
	// "isolated": creates a fresh conversation for each run with no prior context.
	SessionMode string `toml:"session_mode"`

	// Agent is the name of the agent that handles this schedule. Defaults to "default".
	Agent string `toml:"agent"`

	// Tags are freeform labels for organizing and filtering schedules.
	Tags []string `toml:"tags"`

	// Enabled controls whether this schedule is active. Use a pointer so that
	// an omitted field can be distinguished from an explicit false, allowing
	// applyDefaults to set the value to true when unspecified.
	Enabled *bool `toml:"enabled"`
}

type SessionConfig struct {
	Tier string `toml:"tier"` // "supervised" (default), "autonomous", "restricted"
}

type TelegramConfig struct {
	Token        string  `toml:"token"`
	AllowedUsers []int64 `toml:"allowed_users"`
}

type ToolConfig struct {
	Command string            `toml:"command"`
	Args    []string          `toml:"args"`
	Env     map[string]string `toml:"env"`
}

type VoiceConfig struct {
	STTProvider    string            `toml:"stt_provider"`     // "openai" or "" (disabled)
	TTSProvider    string            `toml:"tts_provider"`     // "openai" or "" (disabled)
	TTSVoice       string            `toml:"tts_voice"`        // e.g. "alloy"
	AutoVoiceReply bool              `toml:"auto_voice_reply"` // reply with voice when user sends voice
	OpenAI         VoiceOpenAIConfig `toml:"openai"`
}

type VoiceOpenAIConfig struct {
	APIKey string `toml:"api_key"`
}