package service

import (
	"context"
	"fmt"
	"reflect"

	cda "git.loafle.net/commons_go/di/annotation"
	cdr "git.loafle.net/commons_go/di/registry"
	"git.loafle.net/commons_go/logging"
	oocmci "git.loafle.net/overflow/overflow_commons_go/modules/commons/interfaces"
	sensorConfigM "git.loafle.net/overflow/overflow_commons_go/modules/sensor_config/model"
)

func init() {
	cdr.RegisterType(reflect.TypeOf((*SensorConfigService)(nil)))
}

type SensorConfigService struct {
	cda.TypeAnnotation `annotation:"@overFlow:Service()"`
	oocmci.Service

	sensorConfigs map[string]*sensorConfigM.SensorConfig
}

func (scs *SensorConfigService) Start() error {
	scs.sensorConfigs = make(map[string]*sensorConfigM.SensorConfig, 0)

	return nil
}

func (scs *SensorConfigService) Stop(ctx context.Context) error {

	return nil
}

func (scs *SensorConfigService) InitConfig(sensorConfigs []*sensorConfigM.SensorConfig) error {
	if nil == sensorConfigs || 0 == len(sensorConfigs) {
		return nil
	}

	for _, sensorConfig := range sensorConfigs {
		scs.sensorConfigs[sensorConfig.ID.String()] = sensorConfig
	}

	logging.Logger().Debugf("Sensor configs[%d] were added", len(sensorConfigs))

	return nil
}
func (scs *SensorConfigService) AddConfig(sensorConfig *sensorConfigM.SensorConfig) error {
	if nil == sensorConfig {
		return fmt.Errorf("Sensor config is not valid")
	}

	sensorConfigID := sensorConfig.ID.String()
	if _, ok := scs.sensorConfigs[sensorConfigID]; ok {
		return fmt.Errorf("Sensor config[%s] is exist already", sensorConfigID)
	}
	scs.sensorConfigs[sensorConfigID] = sensorConfig

	logging.Logger().Debugf("Sensor config[%d] was added", sensorConfigID)

	return nil
}
func (scs *SensorConfigService) UpdateConfig(sensorConfig *sensorConfigM.SensorConfig) error {
	if nil == sensorConfig {
		return fmt.Errorf("Sensor config is not valid")
	}

	sensorConfigID := sensorConfig.ID.String()
	if _, ok := scs.sensorConfigs[sensorConfigID]; !ok {
		return fmt.Errorf("Sensor config[%s] is not exist", sensorConfigID)
	}
	delete(scs.sensorConfigs, sensorConfigID)
	scs.sensorConfigs[sensorConfigID] = sensorConfig

	logging.Logger().Debugf("Sensor config[%d] was updated", sensorConfigID)

	return nil
}
func (scs *SensorConfigService) RemoveConfig(sensorConfigID string) error {
	if _, ok := scs.sensorConfigs[sensorConfigID]; !ok {
		return fmt.Errorf("Sensor config[%s] is not exist", sensorConfigID)
	}
	delete(scs.sensorConfigs, sensorConfigID)

	logging.Logger().Debugf("Sensor config[%d] was removed", sensorConfigID)
	return nil
}