package routes

import (
	"net/http"

	//	"log"

	"ems.agt/features/aaaa"
	"ems.agt/features/cm"
	"ems.agt/features/dbrest"
	"ems.agt/features/file"
	"ems.agt/features/fm"
	"ems.agt/features/maintenance"
	"ems.agt/features/mml"
	"ems.agt/features/nbi"
	"ems.agt/features/pm"
	"ems.agt/features/security"
	"ems.agt/features/state"
	"ems.agt/features/trace"
	"ems.agt/lib/midware"
	"ems.agt/lib/services"

	"github.com/gorilla/mux"
)

type Router struct {
	Method     string
	Pattern    string
	Handler    http.HandlerFunc
	Middleware mux.MiddlewareFunc
}

var routers []Router

// var (
// 	commonUriPattern = config.UriPrefix + "/{apiCategory}/{apiVersion}/elementType/{elementTypeValue}/objectType/{objectTypeValue}"

// 	getUriPattern   = config.UriPrefix + "/resourceManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/{objectTypeValue}"
// 	getStatePattern = config.UriPrefix + "/systemManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/systemState"

// 	// // database management rest pattern， discard
// 	// XormGetDataUri    = config.UriPrefix + "/databaseManagement/{apiVersion}/elementType/{databaseName}/objectType/{tableName}"
// 	// XormSelectDataUri = config.UriPrefix + "/databaseManagement/{apiVersion}/select/{databaseName}/{tableName}"
// 	// XormInsertDataUri = config.UriPrefix + "/databaseManagement/{apiVersion}/insert/{databaseName}/{tableName}"
// 	// XormUpdateDataUri = config.UriPrefix + "/databaseManagement/{apiVersion}/update/{databaseName}/{tableName}"
// 	// XormDeleteDataUri = config.UriPrefix + "/databaseManagement/{apiVersion}/delete/{databaseName}/{tableName}"

// 	// XormCommonUri = config.UriPrefix + "/databaseManagement/{apiVersion}/{databaseName}/{tableName}"

// 	// alarm management
// 	postAlarmPattern = config.UriPrefix + "/faultManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/alarms"

// 	// performance management
// 	postPerformancePattern = config.UriPrefix + "/performanceManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/kpiReport/{index}"
// 	measureTaskUri         = config.UriPrefix + "/performanceManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/measureTask"
// 	measureReportUri       = config.UriPrefix + "/performanceManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/measureReport"

// 	// parameter config management
// 	paramConfigUri = config.UriPrefix + "/systemManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/config/{paraName}"

// 	// NE info
// 	UriNeInfo = config.UriPrefix + "/systemManagement/{apiVersion}/elementType/{elementTypeValue}/objectType/neInfo"
// )

func init() {
	Register("POST", security.UriOauthToken, security.LoginFromOMC, nil)
	Register("POST", security.UriOauthHandshake, security.HandshakeFromOMC, nil)
	Register("DELETE", security.UriOauthToken, security.LogoutFromOMC, nil)

	Register("OPTIONS", security.UriOauthToken, OptionsProc, nil)
	Register("OPTIONS", security.UriOauthHandshake, OptionsProc, nil)

	// System state
	Register("GET", state.UriSysState, state.GetStateFromNF, nil)
	Register("OPTIONS", state.UriSysState, OptionsProc, nil)
	Register("GET", state.UriSysState2, state.GetStateFromNF, nil)
	Register("OPTIONS", state.UriSysState, OptionsProc, nil)
	Register("OPTIONS", state.UriSysState2, OptionsProc, nil)

	Register("GET", state.UriSysInfoAll, state.GetAllSysinfoFromNF, nil)
	Register("GET", state.UriSysInfoOne, state.GetOneSysinfoFromNF, nil)
	Register("OPTIONS", state.UriSysInfoAll, OptionsProc, nil)
	Register("OPTIONS", state.UriSysInfoOne, OptionsProc, nil)

	Register("GET", state.UriLicenseInfoAll, state.GetAllLicenseInfoFromNF, nil)
	Register("GET", state.UriLicenseInfoOne, state.GetOneLicenseInfoFromNF, nil)
	Register("OPTIONS", state.UriLicenseInfoAll, OptionsProc, nil)
	Register("OPTIONS", state.UriLicenseInfoOne, OptionsProc, nil)

	// database management
	Register("GET", dbrest.XormGetDataUri, dbrest.DatabaseGetData, nil)
	Register("GET", dbrest.XormSelectDataUri, dbrest.DatabaseGetData, nil)
	Register("POST", dbrest.XormInsertDataUri, dbrest.DatabaseInsertData, nil)
	Register("PUT", dbrest.XormUpdateDataUri, dbrest.DatabaseUpdateData, nil)
	Register("DELETE", dbrest.XormDeleteDataUri, dbrest.DatabaseDeleteData, nil)
	// corss orgin domain
	Register("OPTIONS", dbrest.XormGetDataUri, OptionsProc, nil)
	Register("OPTIONS", dbrest.XormSelectDataUri, OptionsProc, nil)
	Register("OPTIONS", dbrest.XormInsertDataUri, OptionsProc, nil)
	Register("OPTIONS", dbrest.XormUpdateDataUri, OptionsProc, nil)
	Register("OPTIONS", dbrest.XormDeleteDataUri, OptionsProc, nil)

	Register("GET", dbrest.XormCommonUri, dbrest.DatabaseGetData, nil)
	Register("POST", dbrest.XormCommonUri, dbrest.DatabaseInsertData, nil)
	Register("PUT", dbrest.XormCommonUri, dbrest.DatabaseUpdateData, nil)
	Register("DELETE", dbrest.XormCommonUri, dbrest.DatabaseDeleteData, nil)

	Register("GET", dbrest.XormExtDataUri, dbrest.ExtDatabaseGetData, nil)
	Register("POST", dbrest.XormExtDataUri, dbrest.ExtDatabaseInsertData, nil)
	Register("PUT", dbrest.XormExtDataUri, dbrest.ExtDatabaseUpdateData, nil)
	Register("DELETE", dbrest.XormExtDataUri, dbrest.ExtDatabaseDeleteData, nil)

	// corss orgin domain
	Register("OPTIONS", dbrest.XormInsertDataUri, OptionsProc, nil)
	Register("OPTIONS", dbrest.XormUpdateDataUri, OptionsProc, nil)
	Register("OPTIONS", dbrest.XormDeleteDataUri, OptionsProc, nil)

	Register("OPTIONS", dbrest.XormCommonUri, OptionsProc, nil)

	// alarm restful Register
	Register("POST", fm.UriAlarms, fm.PostAlarmFromNF, nil)
	Register("Get", fm.UriAlarms, fm.GetAlarmFromNF, nil)

	Register("OPTIONS", fm.UriAlarms, OptionsProc, nil)

	// performance restful Register
	Register("POST", pm.PostPerformancePattern, pm.PostKPIReportFromNF, nil)
	Register("POST", pm.MeasureTaskUri, pm.PostMeasureTaskToNF, nil)
	Register("PUT", pm.MeasureTaskUri, pm.PutMeasureTaskToNF, nil)
	Register("DELETE", pm.MeasureTaskUri, pm.DeleteMeasureTaskToNF, nil)
	Register("PATCH", pm.MeasureTaskUri, pm.PatchMeasureTaskToNF, nil)
	Register("POST", pm.MeasureReportUri, pm.PostMeasureReportFromNF, nil)

	Register("POST", pm.MeasurementUri, pm.PostMeasurementFromNF, nil)
	Register("GET", pm.MeasurementUri, pm.GetMeasurementFromNF, nil)

	Register("OPTIONS", pm.MeasureTaskUri, OptionsProc, nil)

	// parameter config management
	Register("GET", cm.ParamConfigUri, cm.GetParamConfigFromNF, nil)
	Register("POST", cm.ParamConfigUri, cm.PostParamConfigToNF, nil)
	Register("PUT", cm.ParamConfigUri, cm.PutParamConfigToNF, nil)
	Register("DELETE", cm.ParamConfigUri, cm.DeleteParamConfigToNF, nil)

	Register("OPTIONS", cm.ParamConfigUri, OptionsProc, nil)

	// Get/Create/Modify/Delete NE info
	Register("GET", cm.UriNeInfo, cm.GetNeInfo, nil)
	Register("POST", cm.UriNeInfo, cm.PostNeInfo, nil)
	Register("PUT", cm.UriNeInfo, cm.PutNeInfo, nil)
	Register("DELETE", cm.UriNeInfo, cm.DeleteNeInfo, nil)
	Register("OPTIONS", cm.UriNeInfo, OptionsProc, nil)

	// Post MML command to NF
	Register("POST", mml.UriMML, mml.PostMMLToNF, nil)
	Register("OPTIONS", mml.UriMML, OptionsProc, nil)

	Register("POST", mml.UriOmMmlExt, mml.PostMMLToOMC, nil)
	Register("OPTIONS", mml.UriOmMmlExt, OptionsProc, nil)
	// Northbound Get NRM
	Register("GET", nbi.GetNRMUri, nbi.NBIGetNRMFromNF, nil)

	// Import/Export NF CM
	Register("GET", cm.NeCmUri, cm.ExportCmFromNF, nil)
	Register("POST", cm.NeCmUri, cm.ImportCmToNF, nil)

	Register("OPTIONS", cm.NeCmUri, OptionsProc, nil)

	Register("GET", cm.UriNeCmFile, cm.DownloadNeBackupFile, nil)
	Register("DELETE", cm.UriNeCmFile, cm.DeleteNeBackupFile, nil)

	Register("OPTIONS", cm.UriNeCmFile, OptionsProc, nil)

	// Software management
	Register("GET", cm.UriSoftware, cm.DownloadSoftwareFile, nil)
	Register("POST", cm.UriSoftware, cm.UploadSoftwareFile, nil)
	Register("DELETE", cm.UriSoftware, cm.DeleteSoftwareFile, nil)

	Register("OPTIONS", cm.UriSoftware, OptionsProc, nil)

	Register("POST", cm.UriSoftwareNE, cm.DistributeSoftwareToNF, nil)
	Register("PUT", cm.UriSoftwareNE, cm.ActiveSoftwareToNF, nil)
	Register("PATCH", cm.UriSoftwareNE, cm.RollBackSoftwareToNF, nil)

	Register("OPTIONS", cm.UriSoftwareNE, OptionsProc, nil)

	// License management
	Register("GET", cm.LicenseUri, cm.ExportCmFromNF, nil)
	Register("POST", cm.LicenseUri, cm.ImportCmToNF, nil)
	Register("DELETE", cm.LicenseUri, cm.ImportCmToNF, nil)

	Register("OPTIONS", cm.LicenseUri, OptionsProc, nil)

	Register("POST", cm.NeLicenseUri, cm.ExportCmFromNF, nil)
	Register("PUT", cm.NeLicenseUri, cm.ImportCmToNF, nil)
	Register("PATCH", cm.NeLicenseUri, cm.ImportCmToNF, nil)

	Register("OPTIONS", cm.NeLicenseUri, OptionsProc, nil)

	// Trace management
	Register("POST", trace.UriTraceTask, trace.PostTraceTaskToNF, nil)
	Register("PUT", trace.UriTraceTask, trace.PutTraceTaskToNF, nil)
	Register("DELETE", trace.UriTraceTask, trace.DeleteTraceTaskToNF, nil)
	Register("OPTIONS", trace.UriTraceTask, OptionsProc, nil)
	// file management
	Register("POST", file.UriFile, file.UploadFile, nil)
	Register("GET", file.UriFile, file.DownloadFile, nil)
	Register("DELETE", file.UriFile, file.DeleteFile, nil)
	Register("OPTIONS", file.UriFile, OptionsProc, nil)

	// AAAA
	Register("GET", aaaa.UriAAAASSO, aaaa.GetSSOFromAAAA, nil)

	// 系统维护
	Register("GET", maintenance.Uri, maintenance.List, nil)
	Register("GET", maintenance.UriPref, maintenance.Pref, nil)
	Register("GET", maintenance.UriPrefLog, maintenance.PrefLog, nil)
	Register("GET", maintenance.UriSqlClient, maintenance.SqlClient, nil)
	Register("GET", maintenance.UriTop, maintenance.Top, nil)
	Register("PATCH", maintenance.UriTop, maintenance.TopOps, nil)

}

// To resolv rest POST/PUT/DELETE/PATCH cross domain
func OptionsProc(w http.ResponseWriter, r *http.Request) {
	services.ResponseStatusOK200Null(w)
}

func NewRouter() *mux.Router {
	r := mux.NewRouter()

	// set custom handle for status 404/405
	r.NotFoundHandler = services.CustomResponseNotFound404Handler()
	r.MethodNotAllowedHandler = services.CustomResponseMethodNotAllowed405Handler()

	r.Use(midware.LoggerTraceMiddleware)

	for _, router := range routers {
		r.Methods(router.Method).
			Path(router.Pattern).
			Handler(router.Handler)
		if router.Middleware != nil {
			r.Use(router.Middleware)
		}
	}

	return r
}

func Register(method, pattern string, handler http.HandlerFunc, middleware mux.MiddlewareFunc) {
	routers = append(routers, Router{method, pattern, handler, middleware})
}