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|
package tasks
import (
"reflect"
"github.com/seaweedfs/seaweedfs/weed/glog"
"github.com/seaweedfs/seaweedfs/weed/pb/worker_pb"
"github.com/seaweedfs/seaweedfs/weed/worker/types"
)
// BaseUIProvider provides common UIProvider functionality for all tasks
type BaseUIProvider struct {
taskType types.TaskType
displayName string
description string
icon string
schemaFunc func() *TaskConfigSchema
configFunc func() types.TaskConfig
applyTaskPolicyFunc func(policy *worker_pb.TaskPolicy) error
applyTaskConfigFunc func(config types.TaskConfig) error
}
// NewBaseUIProvider creates a new base UI provider
func NewBaseUIProvider(
taskType types.TaskType,
displayName string,
description string,
icon string,
schemaFunc func() *TaskConfigSchema,
configFunc func() types.TaskConfig,
applyTaskPolicyFunc func(policy *worker_pb.TaskPolicy) error,
applyTaskConfigFunc func(config types.TaskConfig) error,
) *BaseUIProvider {
return &BaseUIProvider{
taskType: taskType,
displayName: displayName,
description: description,
icon: icon,
schemaFunc: schemaFunc,
configFunc: configFunc,
applyTaskPolicyFunc: applyTaskPolicyFunc,
applyTaskConfigFunc: applyTaskConfigFunc,
}
}
// GetTaskType returns the task type
func (ui *BaseUIProvider) GetTaskType() types.TaskType {
return ui.taskType
}
// GetDisplayName returns the human-readable name
func (ui *BaseUIProvider) GetDisplayName() string {
return ui.displayName
}
// GetDescription returns a description of what this task does
func (ui *BaseUIProvider) GetDescription() string {
return ui.description
}
// GetIcon returns the icon CSS class for this task type
func (ui *BaseUIProvider) GetIcon() string {
return ui.icon
}
// GetCurrentConfig returns the current configuration as TaskConfig
func (ui *BaseUIProvider) GetCurrentConfig() types.TaskConfig {
return ui.configFunc()
}
// ApplyTaskPolicy applies protobuf TaskPolicy configuration
func (ui *BaseUIProvider) ApplyTaskPolicy(policy *worker_pb.TaskPolicy) error {
return ui.applyTaskPolicyFunc(policy)
}
// ApplyTaskConfig applies TaskConfig interface configuration
func (ui *BaseUIProvider) ApplyTaskConfig(config types.TaskConfig) error {
return ui.applyTaskConfigFunc(config)
}
// CommonConfigGetter provides a common pattern for getting current configuration
type CommonConfigGetter[T any] struct {
defaultConfig T
detectorFunc func() T
schedulerFunc func() T
}
// NewCommonConfigGetter creates a new common config getter
func NewCommonConfigGetter[T any](
defaultConfig T,
detectorFunc func() T,
schedulerFunc func() T,
) *CommonConfigGetter[T] {
return &CommonConfigGetter[T]{
defaultConfig: defaultConfig,
detectorFunc: detectorFunc,
schedulerFunc: schedulerFunc,
}
}
// GetConfig returns the merged configuration
func (cg *CommonConfigGetter[T]) GetConfig() T {
config := cg.defaultConfig
// Apply detector values if available
if cg.detectorFunc != nil {
detectorConfig := cg.detectorFunc()
mergeConfigs(&config, detectorConfig)
}
// Apply scheduler values if available
if cg.schedulerFunc != nil {
schedulerConfig := cg.schedulerFunc()
mergeConfigs(&config, schedulerConfig)
}
return config
}
// mergeConfigs merges non-zero values from source into dest
func mergeConfigs[T any](dest *T, source T) {
destValue := reflect.ValueOf(dest).Elem()
sourceValue := reflect.ValueOf(source)
if destValue.Kind() != reflect.Struct || sourceValue.Kind() != reflect.Struct {
return
}
for i := 0; i < destValue.NumField(); i++ {
destField := destValue.Field(i)
sourceField := sourceValue.Field(i)
if !destField.CanSet() {
continue
}
// Only copy non-zero values
if !sourceField.IsZero() {
if destField.Type() == sourceField.Type() {
destField.Set(sourceField)
}
}
}
}
// RegisterUIFunc provides a common registration function signature
type RegisterUIFunc[D, S any] func(uiRegistry *types.UIRegistry, detector D, scheduler S)
// CommonRegisterUI provides a common registration implementation
func CommonRegisterUI[D, S any](
taskType types.TaskType,
displayName string,
uiRegistry *types.UIRegistry,
detector D,
scheduler S,
schemaFunc func() *TaskConfigSchema,
configFunc func() types.TaskConfig,
applyTaskPolicyFunc func(policy *worker_pb.TaskPolicy) error,
applyTaskConfigFunc func(config types.TaskConfig) error,
) {
// Get metadata from schema
schema := schemaFunc()
description := "Task configuration"
icon := "fas fa-cog"
if schema != nil {
description = schema.Description
icon = schema.Icon
}
uiProvider := NewBaseUIProvider(
taskType,
displayName,
description,
icon,
schemaFunc,
configFunc,
applyTaskPolicyFunc,
applyTaskConfigFunc,
)
uiRegistry.RegisterUI(uiProvider)
glog.V(1).Infof("Registered %s task UI provider", taskType)
}
|
