openapi-generator/samples/server/petstore/go-chi-server/go/api_user.go

// Code generated by OpenAPI Generator (https://openapi-generator.tech); DO NOT EDIT.

/*
 * OpenAPI Petstore
 *
 * This is a sample server Petstore server. For this sample, you can use the api key `special-key` to test the authorization filters.
 *
 * API version: 1.0.0
 */

package petstoreserver

import (
	"encoding/json"
	"net/http"
	"strings"

	"github.com/go-chi/chi/v5"
)

// UserAPIController binds http requests to an api service and writes the service results to the http response
type UserAPIController struct {
	service UserAPIServicer
	errorHandler ErrorHandler
}

// UserAPIOption for how the controller is set up.
type UserAPIOption func(*UserAPIController)

// WithUserAPIErrorHandler inject ErrorHandler into controller
func WithUserAPIErrorHandler(h ErrorHandler) UserAPIOption {
	return func(c *UserAPIController) {
		c.errorHandler = h
	}
}

// NewUserAPIController creates a default api controller
func NewUserAPIController(s UserAPIServicer, opts ...UserAPIOption) *UserAPIController {
	controller := &UserAPIController{
		service:      s,
		errorHandler: DefaultErrorHandler,
	}

	for _, opt := range opts {
		opt(controller)
	}

	return controller
}

// Routes returns all the api routes for the UserAPIController
func (c *UserAPIController) Routes() Routes {
	return Routes{
		"CreateUserNullable": Route{
			strings.ToUpper("Put"),
			"/v2/user",
			c.CreateUserNullable,
		},
		"CreateUser": Route{
			strings.ToUpper("Post"),
			"/v2/user",
			c.CreateUser,
		},
		"CreateUsersWithArrayInput": Route{
			strings.ToUpper("Post"),
			"/v2/user/createWithArray",
			c.CreateUsersWithArrayInput,
		},
		"CreateUsersWithListInput": Route{
			strings.ToUpper("Post"),
			"/v2/user/createWithList",
			c.CreateUsersWithListInput,
		},
		"LoginUser": Route{
			strings.ToUpper("Get"),
			"/v2/user/login",
			c.LoginUser,
		},
		"LogoutUser": Route{
			strings.ToUpper("Get"),
			"/v2/user/logout",
			c.LogoutUser,
		},
		"GetUserByName": Route{
			strings.ToUpper("Get"),
			"/v2/user/{username}",
			c.GetUserByName,
		},
		"UpdateUser": Route{
			strings.ToUpper("Put"),
			"/v2/user/{username}",
			c.UpdateUser,
		},
		"DeleteUser": Route{
			strings.ToUpper("Delete"),
			"/v2/user/{username}",
			c.DeleteUser,
		},
	}
}

// CreateUserNullable - Create user
func (c *UserAPIController) CreateUserNullable(w http.ResponseWriter, r *http.Request) {
	var userNullableParam UserNullable
	d := json.NewDecoder(r.Body)
	d.DisallowUnknownFields()
	if err := d.Decode(&userNullableParam); err != nil {
		c.errorHandler(w, r, &ParsingError{Err: err}, nil)
		return
	}
	if err := AssertUserNullableRequired(userNullableParam); err != nil {
		c.errorHandler(w, r, err, nil)
		return
	}
	if err := AssertUserNullableConstraints(userNullableParam); err != nil {
		c.errorHandler(w, r, err, nil)
		return
	}
	result, err := c.service.CreateUserNullable(r.Context(), &userNullableParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// CreateUser - Create user
func (c *UserAPIController) CreateUser(w http.ResponseWriter, r *http.Request) {
	var userParam User
	d := json.NewDecoder(r.Body)
	d.DisallowUnknownFields()
	if err := d.Decode(&userParam); err != nil {
		c.errorHandler(w, r, &ParsingError{Err: err}, nil)
		return
	}
	if err := AssertUserRequired(userParam); err != nil {
		c.errorHandler(w, r, err, nil)
		return
	}
	if err := AssertUserConstraints(userParam); err != nil {
		c.errorHandler(w, r, err, nil)
		return
	}
	result, err := c.service.CreateUser(r.Context(), userParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// CreateUsersWithArrayInput - Creates list of users with given input array
func (c *UserAPIController) CreateUsersWithArrayInput(w http.ResponseWriter, r *http.Request) {
	var userParam []User
	d := json.NewDecoder(r.Body)
	d.DisallowUnknownFields()
	if err := d.Decode(&userParam); err != nil {
		c.errorHandler(w, r, &ParsingError{Err: err}, nil)
		return
	}
	for _, el := range userParam {
		if err := AssertUserRequired(el); err != nil {
			c.errorHandler(w, r, err, nil)
			return
		}
	}
	result, err := c.service.CreateUsersWithArrayInput(r.Context(), userParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// CreateUsersWithListInput - Creates list of users with given input array
func (c *UserAPIController) CreateUsersWithListInput(w http.ResponseWriter, r *http.Request) {
	var userParam []User
	d := json.NewDecoder(r.Body)
	d.DisallowUnknownFields()
	if err := d.Decode(&userParam); err != nil {
		c.errorHandler(w, r, &ParsingError{Err: err}, nil)
		return
	}
	for _, el := range userParam {
		if err := AssertUserRequired(el); err != nil {
			c.errorHandler(w, r, err, nil)
			return
		}
	}
	result, err := c.service.CreateUsersWithListInput(r.Context(), userParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// LoginUser - Logs user into the system
func (c *UserAPIController) LoginUser(w http.ResponseWriter, r *http.Request) {
	query, err := parseQuery(r.URL.RawQuery)
	if err != nil {
		c.errorHandler(w, r, &ParsingError{Err: err}, nil)
		return
	}
	var usernameParam string
	if query.Has("username") {
		param := query.Get("username")

		usernameParam = param
	} else {
		c.errorHandler(w, r, &RequiredError{Field: "username"}, nil)
		return
	}
	var passwordParam string
	if query.Has("password") {
		param := query.Get("password")

		passwordParam = param
	} else {
		c.errorHandler(w, r, &RequiredError{Field: "password"}, nil)
		return
	}
	var rememberMeParam bool
	if query.Has("remember_me") {
		param, err := parseBoolParameter(
			query.Get("remember_me"),
			WithParse[bool](parseBool),
		)
		if err != nil {
			c.errorHandler(w, r, &ParsingError{Param: "remember_me", Err: err}, nil)
			return
		}

		rememberMeParam = param
	} else {
	}
	result, err := c.service.LoginUser(r.Context(), usernameParam, passwordParam, rememberMeParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// LogoutUser - Logs out current logged in user session
func (c *UserAPIController) LogoutUser(w http.ResponseWriter, r *http.Request) {
	result, err := c.service.LogoutUser(r.Context())
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// GetUserByName - Get user by user name
func (c *UserAPIController) GetUserByName(w http.ResponseWriter, r *http.Request) {
	usernameParam := chi.URLParam(r, "username")
	if usernameParam == "" {
		c.errorHandler(w, r, &RequiredError{"username"}, nil)
		return
	}
	result, err := c.service.GetUserByName(r.Context(), usernameParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// UpdateUser - Updated user
func (c *UserAPIController) UpdateUser(w http.ResponseWriter, r *http.Request) {
	usernameParam := chi.URLParam(r, "username")
	if usernameParam == "" {
		c.errorHandler(w, r, &RequiredError{"username"}, nil)
		return
	}
	var userParam User
	d := json.NewDecoder(r.Body)
	d.DisallowUnknownFields()
	if err := d.Decode(&userParam); err != nil {
		c.errorHandler(w, r, &ParsingError{Err: err}, nil)
		return
	}
	if err := AssertUserRequired(userParam); err != nil {
		c.errorHandler(w, r, err, nil)
		return
	}
	if err := AssertUserConstraints(userParam); err != nil {
		c.errorHandler(w, r, err, nil)
		return
	}
	result, err := c.service.UpdateUser(r.Context(), usernameParam, userParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}

// DeleteUser - Delete user
func (c *UserAPIController) DeleteUser(w http.ResponseWriter, r *http.Request) {
	query, err := parseQuery(r.URL.RawQuery)
	if err != nil {
		c.errorHandler(w, r, &ParsingError{Err: err}, nil)
		return
	}
	usernameParam := chi.URLParam(r, "username")
	if usernameParam == "" {
		c.errorHandler(w, r, &RequiredError{"username"}, nil)
		return
	}
	var confirmationParam bool
	if query.Has("confirmation") {
		param, err := parseBoolParameter(
			query.Get("confirmation"),
			WithParse[bool](parseBool),
		)
		if err != nil {
			c.errorHandler(w, r, &ParsingError{Param: "confirmation", Err: err}, nil)
			return
		}

		confirmationParam = param
	} else {
	}
	result, err := c.service.DeleteUser(r.Context(), usernameParam, confirmationParam)
	// If an error occurred, encode the error with the status code
	if err != nil {
		c.errorHandler(w, r, err, &result)
		return
	}
	// If no error, encode the body and the result code
	_ = EncodeJSONResponse(result.Body, &result.Code, result.Headers, w)
}