48 lines
906 B
Go
48 lines
906 B
Go
package email
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import (
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"carrotskin/pkg/config"
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"fmt"
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"sync"
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"go.uber.org/zap"
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)
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var (
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// serviceInstance 全局邮件服务实例
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serviceInstance *Service
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// once 确保只初始化一次
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once sync.Once
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// initError 初始化错误
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initError error
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)
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// Init 初始化邮件服务(线程安全,只会执行一次)
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func Init(cfg config.EmailConfig, logger *zap.Logger) error {
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once.Do(func() {
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serviceInstance = NewService(cfg, logger)
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})
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return nil
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}
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// GetService 获取邮件服务实例(线程安全)
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func GetService() (*Service, error) {
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if serviceInstance == nil {
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return nil, fmt.Errorf("邮件服务未初始化,请先调用 email.Init()")
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}
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return serviceInstance, nil
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}
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// MustGetService 获取邮件服务实例,如果未初始化则panic
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func MustGetService() *Service {
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service, err := GetService()
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if err != nil {
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panic(err)
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}
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return service
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}
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