package validators

import (
	"net/url"
	"reflect"

	"github.com/go-playground/validator/v10"
)

// virtTypeValidator validates the virtualization type
func virtTypeValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, virtTypeValues)
}

// vmStatusValidator validates the VM status
func vmStatusValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, vmStatusValues)
}

// cpuUnitsValidator validates the CPU units (2-262144)
func cpuUnitsValidator(fl validator.FieldLevel) bool {
	cpuUnits := fl.Field().Int()
	return IsInRange(cpuUnits, cpuUnitsRange)
}

// cpuLimitValidator validates the CPU limit (0-100)
func cpuLimitValidator(fl validator.FieldLevel) bool {
	cpuLimit := fl.Field().Int()
	return IsInRange(cpuLimit, cpuLimitRange)
}

// ioPriorityValidator validates the IO priority (0-7)
func ioPriorityValidator(fl validator.FieldLevel) bool {
	ioPriority := fl.Field().Int()
	return IsInRange(ioPriority, ioPriorityRange)
}

// videoRamValidator validates the video RAM limit (1-1024)
func videoRamValidator(fl validator.FieldLevel) bool {
	videoRam := fl.Field().Int()
	return IsInRange(videoRam, videoRamRange)
}

// memGuaranteeSizeValidator validates the memory guarantee size (-1, 100)
func memGuaranteeSizeValidator(fl validator.FieldLevel) bool {
	memGuarantee := fl.Field().Int()
	return IsInRange(memGuarantee, memGuaranteeSizeRange)
}

// haStatusValidator validates the HA status
func haStatusValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, haStatusValues)
}

// visibilityValidator validates the visibility
func visibilityValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, visibilityValues)
}

// metricsPeriodValidator validates the metrics
func metricsPeriodValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, metricPeriodValues)
}

// networkTypeValidator validates the network type
func networkTypeValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, networkTypeValues)
}

// imageTypeValidator validates the image type
func imageTypeValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, imageTypeValues)
}

// imageStatusValidator validates the image status
func imageStatusValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, imageStatusValues)
}

// isBoolTypeValidator validates that field value == bool
func isBoolTypeValidator(fe validator.FieldLevel) bool {
	return fe.Field().CanConvert(reflect.TypeOf(true))
}

// extStorageStatusValidator validates the external storage status
func extStorageStatusValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, extStorageStatusValues)
}

// extStorageTypeValidator validates the external storage type
func extStorageTypeValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, extStorageTypeValues)
}

// nodeMaintenanceStatusValidator validates the node maintenance status
func nodeMaintenanceStatusValidator(fl validator.FieldLevel) bool {
	fieldSlice, ok := fl.Field().Interface().([]string)
	if !ok {
		return false
	}

	for _, value := range fieldSlice {
		if !IsInSlice(value, nodeMaintenanceStatusValues) {
			return false
		}
	}

	return true
}

// nodeAgentStatusValidator validates the node agent status
func nodeAgentStatusValidator(fl validator.FieldLevel) bool {
	fieldSlice, ok := fl.Field().Interface().([]string)
	if !ok {
		return false
	}

	for _, value := range fieldSlice {
		if !IsInSlice(value, nodeAgentStatusValues) {
			return false
		}
	}

	return true
}

// haMultiStatusValidator validates the HA status
func haMultiStatusValidator(fl validator.FieldLevel) bool {
	fieldSlice, ok := fl.Field().Interface().([]string)
	if !ok {
		return false
	}

	for _, value := range fieldSlice {
		if !IsInSlice(value, haStatusValues) {
			return false
		}
	}

	return true
}

// nodeStatusInHaClusterValidator validates the metrics
func nodeStatusInHaClusterValidator(fl validator.FieldLevel) bool {
	fieldSlice, ok := fl.Field().Interface().([]string)
	if !ok {
		return false
	}

	for _, value := range fieldSlice {
		if !IsInSlice(value, nodeStatusInHaClusterValues) {
			return false
		}
	}

	return true
}

// affinityRuleValidator validates the affinity rule value
func affinityRuleValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, affinityRuleValues)
}

// guestOSValidator validates the guest os value
func guestOSValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, guestOSValues)
}

// guestOSVersionValidator validates the guest os version value
func guestOSVersionValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, guestOSVersionValues)
}

// autoStartValidator validates the virtual machine startup options value
func autoStartValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, autoStartValues)
}

// autoStopValidator validates the virtual machine shutdown mode value
func autoStopValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, autoStopValues)
}

// vncModeValidator validates the vnc mode value
func vncModeValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, vncModeValues)
}

// chipsetValidator validates the chipset value
func chipsetValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, chipsetValues)
}

// clockOffsetValidator validates the VM clock offset value
func clockOffsetValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, clockOffsetValues)
}

// templateStatusValidator validates the template status value
func templateStatusValidator(fl validator.FieldLevel) bool {
	fieldValue := fl.Field().String()

	return IsInSlice(fieldValue, templateStatusValues)
}

func urlValidartor(fl validator.FieldLevel) bool {
	fieldValues := fl.Field().String()

	_, err := url.ParseRequestURI(fieldValues)
	return err == nil
}