package settings

import (
	"fmt"
	"net/http"

	httperror "github.com/portainer/libhttp/error"
	"github.com/portainer/libhttp/response"
	portainer "github.com/portainer/portainer/api"
)

type publicSettingsResponse struct {
	LogoURL                             string                         `json:"LogoURL"`
	AuthenticationMethod                portainer.AuthenticationMethod `json:"AuthenticationMethod"`
	AllowBindMountsForRegularUsers      bool                           `json:"AllowBindMountsForRegularUsers"`
	AllowPrivilegedModeForRegularUsers  bool                           `json:"AllowPrivilegedModeForRegularUsers"`
	AllowVolumeBrowserForRegularUsers   bool                           `json:"AllowVolumeBrowserForRegularUsers"`
	AllowHostNamespaceForRegularUsers   bool                           `json:"AllowHostNamespaceForRegularUsers"`
	AllowDeviceMappingForRegularUsers   bool                           `json:"AllowDeviceMappingForRegularUsers"`
	AllowStackManagementForRegularUsers bool                           `json:"AllowStackManagementForRegularUsers"`
	EnableHostManagementFeatures        bool                           `json:"EnableHostManagementFeatures"`
	EnableEdgeComputeFeatures           bool                           `json:"EnableEdgeComputeFeatures"`
	OAuthLoginURI                       string                         `json:"OAuthLoginURI"`
}

// GET request on /api/settings/public
func (handler *Handler) settingsPublic(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
	settings, err := handler.DataStore.Settings().Settings()
	if err != nil {
		return &httperror.HandlerError{http.StatusInternalServerError, "Unable to retrieve the settings from the database", err}
	}

	publicSettings := &publicSettingsResponse{
		LogoURL:                             settings.LogoURL,
		AuthenticationMethod:                settings.AuthenticationMethod,
		AllowBindMountsForRegularUsers:      settings.AllowBindMountsForRegularUsers,
		AllowPrivilegedModeForRegularUsers:  settings.AllowPrivilegedModeForRegularUsers,
		AllowVolumeBrowserForRegularUsers:   settings.AllowVolumeBrowserForRegularUsers,
		AllowHostNamespaceForRegularUsers:   settings.AllowHostNamespaceForRegularUsers,
		AllowDeviceMappingForRegularUsers:   settings.AllowDeviceMappingForRegularUsers,
		AllowStackManagementForRegularUsers: settings.AllowStackManagementForRegularUsers,
		EnableHostManagementFeatures:        settings.EnableHostManagementFeatures,
		EnableEdgeComputeFeatures:           settings.EnableEdgeComputeFeatures,
		OAuthLoginURI: fmt.Sprintf("%s?response_type=code&client_id=%s&redirect_uri=%s&scope=%s&prompt=login",
			settings.OAuthSettings.AuthorizationURI,
			settings.OAuthSettings.ClientID,
			settings.OAuthSettings.RedirectURI,
			settings.OAuthSettings.Scopes),
	}

	return response.JSON(w, publicSettings)
}