// Package oapi provides primitives to interact with the openapi HTTP API.
//
// Code generated by github.com/oapi-codegen/oapi-codegen/v2 version v2.5.0 DO NOT EDIT.
package oapi

import (
	"context"
	"encoding/json"
	"fmt"
	"net/http"
	"time"

	"github.com/gin-gonic/gin"
	"github.com/oapi-codegen/runtime"
	strictgin "github.com/oapi-codegen/runtime/strictmiddleware/gin"
	openapi_types "github.com/oapi-codegen/runtime/types"
)

// User defines model for User.
type User struct {
	// AvatarId ID of the user avatar (references images table)
	AvatarId *int64 `json:"avatar_id"`

	// CreationDate Timestamp when the user was created
	CreationDate time.Time `json:"creation_date"`

	// DispName Display name
	DispName *string `json:"disp_name,omitempty"`

	// Id Unique user ID (primary key)
	Id *int64 `json:"id,omitempty"`

	// Mail User email
	Mail *openapi_types.Email `json:"mail,omitempty"`

	// Nickname Username (alphanumeric + _ or -)
	Nickname string `json:"nickname"`

	// UserDesc User description
	UserDesc *string `json:"user_desc,omitempty"`
}

// GetUsersUserIdParams defines parameters for GetUsersUserId.
type GetUsersUserIdParams struct {
	Fields *string `form:"fields,omitempty" json:"fields,omitempty"`
}

// ServerInterface represents all server handlers.
type ServerInterface interface {
	// Get user info
	// (GET /users/{user_id})
	GetUsersUserId(c *gin.Context, userId string, params GetUsersUserIdParams)
}

// ServerInterfaceWrapper converts contexts to parameters.
type ServerInterfaceWrapper struct {
	Handler            ServerInterface
	HandlerMiddlewares []MiddlewareFunc
	ErrorHandler       func(*gin.Context, error, int)
}

type MiddlewareFunc func(c *gin.Context)

// GetUsersUserId operation middleware
func (siw *ServerInterfaceWrapper) GetUsersUserId(c *gin.Context) {

	var err error

	// ------------- Path parameter "user_id" -------------
	var userId string

	err = runtime.BindStyledParameterWithOptions("simple", "user_id", c.Param("user_id"), &userId, runtime.BindStyledParameterOptions{Explode: false, Required: true})
	if err != nil {
		siw.ErrorHandler(c, fmt.Errorf("Invalid format for parameter user_id: %w", err), http.StatusBadRequest)
		return
	}

	// Parameter object where we will unmarshal all parameters from the context
	var params GetUsersUserIdParams

	// ------------- Optional query parameter "fields" -------------

	err = runtime.BindQueryParameter("form", true, false, "fields", c.Request.URL.Query(), &params.Fields)
	if err != nil {
		siw.ErrorHandler(c, fmt.Errorf("Invalid format for parameter fields: %w", err), http.StatusBadRequest)
		return
	}

	for _, middleware := range siw.HandlerMiddlewares {
		middleware(c)
		if c.IsAborted() {
			return
		}
	}

	siw.Handler.GetUsersUserId(c, userId, params)
}

// GinServerOptions provides options for the Gin server.
type GinServerOptions struct {
	BaseURL      string
	Middlewares  []MiddlewareFunc
	ErrorHandler func(*gin.Context, error, int)
}

// RegisterHandlers creates http.Handler with routing matching OpenAPI spec.
func RegisterHandlers(router gin.IRouter, si ServerInterface) {
	RegisterHandlersWithOptions(router, si, GinServerOptions{})
}

// RegisterHandlersWithOptions creates http.Handler with additional options
func RegisterHandlersWithOptions(router gin.IRouter, si ServerInterface, options GinServerOptions) {
	errorHandler := options.ErrorHandler
	if errorHandler == nil {
		errorHandler = func(c *gin.Context, err error, statusCode int) {
			c.JSON(statusCode, gin.H{"msg": err.Error()})
		}
	}

	wrapper := ServerInterfaceWrapper{
		Handler:            si,
		HandlerMiddlewares: options.Middlewares,
		ErrorHandler:       errorHandler,
	}

	router.GET(options.BaseURL+"/users/:user_id", wrapper.GetUsersUserId)
}

type GetUsersUserIdRequestObject struct {
	UserId string `json:"user_id"`
	Params GetUsersUserIdParams
}

type GetUsersUserIdResponseObject interface {
	VisitGetUsersUserIdResponse(w http.ResponseWriter) error
}

type GetUsersUserId200JSONResponse User

func (response GetUsersUserId200JSONResponse) VisitGetUsersUserIdResponse(w http.ResponseWriter) error {
	w.Header().Set("Content-Type", "application/json")
	w.WriteHeader(200)

	return json.NewEncoder(w).Encode(response)
}

type GetUsersUserId404Response struct {
}

func (response GetUsersUserId404Response) VisitGetUsersUserIdResponse(w http.ResponseWriter) error {
	w.WriteHeader(404)
	return nil
}

// StrictServerInterface represents all server handlers.
type StrictServerInterface interface {
	// Get user info
	// (GET /users/{user_id})
	GetUsersUserId(ctx context.Context, request GetUsersUserIdRequestObject) (GetUsersUserIdResponseObject, error)
}

type StrictHandlerFunc = strictgin.StrictGinHandlerFunc
type StrictMiddlewareFunc = strictgin.StrictGinMiddlewareFunc

func NewStrictHandler(ssi StrictServerInterface, middlewares []StrictMiddlewareFunc) ServerInterface {
	return &strictHandler{ssi: ssi, middlewares: middlewares}
}

type strictHandler struct {
	ssi         StrictServerInterface
	middlewares []StrictMiddlewareFunc
}

// GetUsersUserId operation middleware
func (sh *strictHandler) GetUsersUserId(ctx *gin.Context, userId string, params GetUsersUserIdParams) {
	var request GetUsersUserIdRequestObject

	request.UserId = userId
	request.Params = params

	handler := func(ctx *gin.Context, request interface{}) (interface{}, error) {
		return sh.ssi.GetUsersUserId(ctx, request.(GetUsersUserIdRequestObject))
	}
	for _, middleware := range sh.middlewares {
		handler = middleware(handler, "GetUsersUserId")
	}

	response, err := handler(ctx, request)

	if err != nil {
		ctx.Error(err)
		ctx.Status(http.StatusInternalServerError)
	} else if validResponse, ok := response.(GetUsersUserIdResponseObject); ok {
		if err := validResponse.VisitGetUsersUserIdResponse(ctx.Writer); err != nil {
			ctx.Error(err)
		}
	} else if response != nil {
		ctx.Error(fmt.Errorf("unexpected response type: %T", response))
	}
}