vorteil/direktiv

package model

import (
    "errors"
    "fmt"
)

type ConsumeEventState struct {
    StateCommon `yaml:",inline"`
    Event       *ConsumeEventDefinition `yaml:"event"`
    Timeout     string                  `yaml:"timeout,omitempty"`
    Transform   interface{}             `yaml:"transform,omitempty"`
    Transition  string                  `yaml:"transition,omitempty"`
}

func (o *ConsumeEventState) GetID() string {
    return o.ID
}

func (o *ConsumeEventState) getTransitions() map[string]string {
    transitions := make(map[string]string)
    if o.Transition != "" {
        transitions["transition"] = o.Transition
    }

    for i, errDef := range o.ErrorDefinitions() {
        if errDef.Transition != "" {
            transitions[fmt.Sprintf("errors[%v]", i)] = errDef.Transition
        }
    }

    return transitions
}

func (o *ConsumeEventState) GetTransitions() []string {
    transitions := make([]string, 0)
    if o.Transition != "" {
        transitions = append(transitions, o.Transition)
    }

    for _, errDef := range o.ErrorDefinitions() {
        if errDef.Transition != "" {
            transitions = append(transitions, errDef.Transition)
        }
    }

    return transitions
}

func (o *ConsumeEventState) Validate() error {
    if err := o.commonValidate(); err != nil {
        return err
    }

    if o.Event == nil {
        return errors.New("event required")
    }

    for i, errDef := range o.ErrorDefinitions() {
        if err := errDef.Validate(); err != nil {
            return fmt.Errorf("catch[%v] is invalid: %w", i, err)
        }
    }

    return nil
}