GoLang职责链模式代码实现介绍

package main
import "log"
// 职责链模式
type Manager interface {
	HaveKill(attack int) bool                         // 是否击杀
	HandleAttackRequest(skillId int, attack int) bool // 连招
}
// 连招
type SkillChain struct {
	Manager
	successor *SkillChain
}
func (r *SkillChain) SetSuccessor(m *SkillChain) {
	r.successor = m
}
func (r *SkillChain) HandleAttackRequest(skillId int, attack int) bool {
	// 伤害是否满足击杀
	if r.Manager.HaveKill(attack) {
		return r.Manager.HandleAttackRequest(skillId, attack) // 释放连招把并且播报
	}
	if r.successor != nil {
		log.Printf("技能%d,伤害%d有点低不太行啊!推荐你换其他技能\n", skillId, attack)
		return r.successor.HandleAttackRequest(skillId, attack)
	}
	return false
}
func (r *SkillChain) HaveKill(attack int) bool {
	return true
}

package main
import (
	"fmt"
)
const (
	Hp = 8000
	SkillOne =1
	SkillTwo =2
	SkillThree =3
)
type SkillOneManager struct {
}
func NewSkillOneManager() *SkillChain {
	return &SkillChain{
		Manager:&SkillOneManager{},
	}
}
func (s SkillOneManager) HaveKill(attack int) bool {
	return attack>Hp
}
func (s SkillOneManager) HandleAttackRequest(skillId int, attack int) bool {
	fmt.Printf("技能 %d 进来了\n",skillId)
	if skillId==SkillOne{
		fmt.Printf("技能 %d满足条件释放 造成 %d 伤害\n", skillId, attack)
		return true
	}
	fmt.Printf("技能 %d 满足条件释放 造成 %d 伤害\n", skillId, attack)
	return false
}

package main
import (
	"fmt"
)
type SkillTwoManager struct {}
func NewSkillTwoManager() *SkillChain {
	return &SkillChain{
		Manager:&SkillTwoManager{},
	}
}
func (s SkillTwoManager) HaveKill(attack int) bool {
	return attack>Hp
}
func (s SkillTwoManager) HandleAttackRequest(skillId int, attack int) bool {
	if skillId==SkillTwo{
		fmt.Printf("技能 %d 满足条件释放 造成 %d 伤害\n", skillId, attack)
		return true
	}
	fmt.Printf("技能 %d不 满足条件释放 造成 %d 伤害\n", skillId, attack)
	return false
}

package main
import (
	"fmt"
)
type SkillThreeManager struct {
}
func NewSkillThreeManager() *SkillChain {
	return &SkillChain{
		Manager:&SkillThreeManager{},
	}
}
func (s SkillThreeManager) HaveKill(attack int) bool {
	return attack>Hp
}
func (s SkillThreeManager) HandleAttackRequest(skillId int, attack int) bool {
	if skillId==SkillThree{
		fmt.Printf("技能 %d 满足条件释放 造成 %d 伤害\n", skillId, attack)
		return true
	}
	fmt.Printf("技能 %d不 满足条件释放 造成 %d 伤害\n", skillId, attack)
	return false
}

package main
type (
	HeroId  = int
	SkillId = int
	Attack  = int
)
type DaJi struct {
	HeroId    HeroId
	Name      string
	SkillInfo map[SkillId]Attack
}
func NewDaJi(skillInfo map[SkillId]Attack) *DaJi {
	return &DaJi{HeroId: 1, Name: "妲己", SkillInfo: skillInfo}
}
func main() {
	c1 := NewSkillOneManager()
	c2 := NewSkillTwoManager()
	c3 := NewSkillThreeManager()
	c1.SetSuccessor(c2)
	c2.SetSuccessor(c3)
	var c Manager = c1
	skillInfo := make(map[SkillId]Attack, 3)
	skillInfo[SkillOne] = 7000  // 技能一  伤害
	skillInfo[SkillTwo] = 9000  // 技能一  伤害
	skillInfo[SkillThree] = 10000 // 大招  伤害
	daji:=NewDaJi(skillInfo)
	c.HandleAttackRequest(SkillOne, daji.SkillInfo[SkillOne])
	c.HandleAttackRequest(SkillTwo, daji.SkillInfo[SkillTwo])
	c.HandleAttackRequest(SkillThree, daji.SkillInfo[SkillThree])
}