package operations

// This file was generated by the swagger tool.
// Editing this file might prove futile when you re-run the swagger generate command

import (
	"fmt"
	"net/http"
	"strings"

	loads "github.com/go-openapi/loads"
	runtime "github.com/go-openapi/runtime"
	middleware "github.com/go-openapi/runtime/middleware"
	security "github.com/go-openapi/runtime/security"
	spec "github.com/go-openapi/spec"
	strfmt "github.com/go-openapi/strfmt"
	"github.com/go-openapi/swag"

	"github.com/go-swagger/go-swagger/examples/todo-list/restapi/operations/todos"
)

// NewTodoListAPI creates a new TodoList instance
func NewTodoListAPI(spec *loads.Document) *TodoListAPI {
	return &TodoListAPI{
		handlers:        make(map[string]map[string]http.Handler),
		formats:         strfmt.Default,
		defaultConsumes: "application/json",
		defaultProduces: "application/json",
		ServerShutdown:  func() {},
		spec:            spec,
	}
}

/*TodoListAPI the todo list API */
type TodoListAPI struct {
	spec            *loads.Document
	context         *middleware.Context
	handlers        map[string]map[string]http.Handler
	formats         strfmt.Registry
	defaultConsumes string
	defaultProduces string
	Middleware      func(middleware.Builder) http.Handler
	// JSONConsumer registers a consumer for a "application/io.swagger.examples.todo-list.v1+json" mime type
	JSONConsumer runtime.Consumer

	// JSONProducer registers a producer for a "application/io.swagger.examples.todo-list.v1+json" mime type
	JSONProducer runtime.Producer

	// KeyAuth registers a function that takes a token and returns a principal
	// it performs authentication based on an api key x-todolist-token provided in the header
	KeyAuth func(string) (interface{}, error)

	// TodosAddOneHandler sets the operation handler for the add one operation
	TodosAddOneHandler todos.AddOneHandler
	// TodosDestroyOneHandler sets the operation handler for the destroy one operation
	TodosDestroyOneHandler todos.DestroyOneHandler
	// TodosFindHandler sets the operation handler for the find operation
	TodosFindHandler todos.FindHandler
	// TodosUpdateOneHandler sets the operation handler for the update one operation
	TodosUpdateOneHandler todos.UpdateOneHandler

	// ServeError is called when an error is received, there is a default handler
	// but you can set your own with this
	ServeError func(http.ResponseWriter, *http.Request, error)

	// ServerShutdown is called when the HTTP(S) server is shut down and done
	// handling all active connections and does not accept connections any more
	ServerShutdown func()

	// Custom command line argument groups with their descriptions
	CommandLineOptionsGroups []swag.CommandLineOptionsGroup

	// User defined logger function.
	Logger func(string, ...interface{})
}

// SetDefaultProduces sets the default produces media type
func (o *TodoListAPI) SetDefaultProduces(mediaType string) {
	o.defaultProduces = mediaType
}

// SetDefaultConsumes returns the default consumes media type
func (o *TodoListAPI) SetDefaultConsumes(mediaType string) {
	o.defaultConsumes = mediaType
}

// SetSpec sets a spec that will be served for the clients.
func (o *TodoListAPI) SetSpec(spec *loads.Document) {
	o.spec = spec
}

// DefaultProduces returns the default produces media type
func (o *TodoListAPI) DefaultProduces() string {
	return o.defaultProduces
}

// DefaultConsumes returns the default consumes media type
func (o *TodoListAPI) DefaultConsumes() string {
	return o.defaultConsumes
}

// Formats returns the registered string formats
func (o *TodoListAPI) Formats() strfmt.Registry {
	return o.formats
}

// RegisterFormat registers a custom format validator
func (o *TodoListAPI) RegisterFormat(name string, format strfmt.Format, validator strfmt.Validator) {
	o.formats.Add(name, format, validator)
}

// Validate validates the registrations in the TodoListAPI
func (o *TodoListAPI) Validate() error {
	var unregistered []string

	if o.JSONConsumer == nil {
		unregistered = append(unregistered, "JSONConsumer")
	}

	if o.JSONProducer == nil {
		unregistered = append(unregistered, "JSONProducer")
	}

	if o.KeyAuth == nil {
		unregistered = append(unregistered, "XTodolistTokenAuth")
	}

	if o.TodosAddOneHandler == nil {
		unregistered = append(unregistered, "todos.AddOneHandler")
	}

	if o.TodosDestroyOneHandler == nil {
		unregistered = append(unregistered, "todos.DestroyOneHandler")
	}

	if o.TodosFindHandler == nil {
		unregistered = append(unregistered, "todos.FindHandler")
	}

	if o.TodosUpdateOneHandler == nil {
		unregistered = append(unregistered, "todos.UpdateOneHandler")
	}

	if len(unregistered) > 0 {
		return fmt.Errorf("missing registration: %s", strings.Join(unregistered, ", "))
	}

	return nil
}

// ServeErrorFor gets a error handler for a given operation id
func (o *TodoListAPI) ServeErrorFor(operationID string) func(http.ResponseWriter, *http.Request, error) {
	return o.ServeError
}

// AuthenticatorsFor gets the authenticators for the specified security schemes
func (o *TodoListAPI) AuthenticatorsFor(schemes map[string]spec.SecurityScheme) map[string]runtime.Authenticator {

	result := make(map[string]runtime.Authenticator)
	for name, scheme := range schemes {
		switch name {

		case "key":

			result[name] = security.APIKeyAuth(scheme.Name, scheme.In, o.KeyAuth)

		}
	}
	return result

}

// ConsumersFor gets the consumers for the specified media types
func (o *TodoListAPI) ConsumersFor(mediaTypes []string) map[string]runtime.Consumer {

	result := make(map[string]runtime.Consumer)
	for _, mt := range mediaTypes {
		switch mt {

		case "application/io.swagger.examples.todo-list.v1+json":
			result["application/io.swagger.examples.todo-list.v1+json"] = o.JSONConsumer

		}
	}
	return result

}

// ProducersFor gets the producers for the specified media types
func (o *TodoListAPI) ProducersFor(mediaTypes []string) map[string]runtime.Producer {

	result := make(map[string]runtime.Producer)
	for _, mt := range mediaTypes {
		switch mt {

		case "application/io.swagger.examples.todo-list.v1+json":
			result["application/io.swagger.examples.todo-list.v1+json"] = o.JSONProducer

		}
	}
	return result

}

// HandlerFor gets a http.Handler for the provided operation method and path
func (o *TodoListAPI) HandlerFor(method, path string) (http.Handler, bool) {
	if o.handlers == nil {
		return nil, false
	}
	um := strings.ToUpper(method)
	if _, ok := o.handlers[um]; !ok {
		return nil, false
	}
	h, ok := o.handlers[um][path]
	return h, ok
}

// Context returns the middleware context for the todo list API
func (o *TodoListAPI) Context() *middleware.Context {
	if o.context == nil {
		o.context = middleware.NewRoutableContext(o.spec, o, nil)
	}

	return o.context
}

func (o *TodoListAPI) initHandlerCache() {
	o.Context() // don't care about the result, just that the initialization happened

	if o.handlers == nil {
		o.handlers = make(map[string]map[string]http.Handler)
	}

	if o.handlers["POST"] == nil {
		o.handlers[strings.ToUpper("POST")] = make(map[string]http.Handler)
	}
	o.handlers["POST"]["/"] = todos.NewAddOne(o.context, o.TodosAddOneHandler)

	if o.handlers["DELETE"] == nil {
		o.handlers[strings.ToUpper("DELETE")] = make(map[string]http.Handler)
	}
	o.handlers["DELETE"]["/{id}"] = todos.NewDestroyOne(o.context, o.TodosDestroyOneHandler)

	if o.handlers["GET"] == nil {
		o.handlers[strings.ToUpper("GET")] = make(map[string]http.Handler)
	}
	o.handlers["GET"]["/"] = todos.NewFind(o.context, o.TodosFindHandler)

	if o.handlers["PUT"] == nil {
		o.handlers[strings.ToUpper("PUT")] = make(map[string]http.Handler)
	}
	o.handlers["PUT"]["/{id}"] = todos.NewUpdateOne(o.context, o.TodosUpdateOneHandler)

}

// Serve creates a http handler to serve the API over HTTP
// can be used directly in http.ListenAndServe(":8000", api.Serve(nil))
func (o *TodoListAPI) Serve(builder middleware.Builder) http.Handler {
	o.Init()

	if o.Middleware != nil {
		return o.Middleware(builder)
	}
	return o.context.APIHandler(builder)
}

// Init allows you to just initialize the handler cache, you can then recompose the middelware as you see fit
func (o *TodoListAPI) Init() {
	if len(o.handlers) == 0 {
		o.initHandlerCache()
	}
}