72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
package svc
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import (
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"backend/internal/config"
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"backend/pkg/chat/domain/usecase"
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repo "backend/pkg/chat/repository"
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uc "backend/pkg/chat/usecase"
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"backend/pkg/library/cassandra"
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"backend/pkg/library/centrifugo"
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errs "backend/pkg/library/errors"
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"fmt"
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)
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func MustMessageUseCase(c *config.Config, logger errs.Logger) usecase.MessageUseCase {
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// 初始化 Cassandra DB
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cassandraDB, err := initCassandraDB(c)
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if err != nil {
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panic(fmt.Sprintf("failed to initialize Cassandra DB: %v", err))
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}
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// 初始化 Message Repository
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messageRepo := repo.MustMessageRepository(repo.MessageRepositoryParam{
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DB: cassandraDB,
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Keyspace: c.Cassandra.Keyspace,
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})
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// 初始化 Room Repository
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roomRepo := repo.MustRoomRepository(repo.RoomRepositoryParam{
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DB: cassandraDB,
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Keyspace: c.Cassandra.Keyspace,
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})
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// 初始化 Centrifugo Client
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msgClient := centrifugo.NewClientWithConfig(centrifugo.HighPerformanceConfig(c.Centrifugo.APIURL, c.Centrifugo.APIKey))
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return uc.NewMessageUseCase(uc.MessageUseCaseParam{
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MessageRepo: messageRepo,
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RoomRepo: roomRepo,
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MsgClient: msgClient,
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Logger: logger,
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})
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}
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// initCassandraDB 初始化 Cassandra 資料庫連接
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func initCassandraDB(c *config.Config) (*cassandra.DB, error) {
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if len(c.Cassandra.Hosts) == 0 {
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return nil, fmt.Errorf("cassandra hosts are required")
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}
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opts := []cassandra.Option{
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cassandra.WithHosts(c.Cassandra.Hosts...),
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}
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if c.Cassandra.Port > 0 {
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opts = append(opts, cassandra.WithPort(c.Cassandra.Port))
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}
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if c.Cassandra.Keyspace != "" {
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opts = append(opts, cassandra.WithKeyspace(c.Cassandra.Keyspace))
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}
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if c.Cassandra.UseAuth {
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opts = append(opts, cassandra.WithAuth(c.Cassandra.Username, c.Cassandra.Password))
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}
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return cassandra.New(opts...)
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}
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func MustRoomUseCase(c *config.Config, logger errs.Logger) usecase.R {
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}
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