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paopao-ce/internal/dao/search.go

72 lines
1.7 KiB

package dao
import (
"github.com/meilisearch/meilisearch-go"
"github.com/rocboss/paopao-ce/internal/conf"
"github.com/rocboss/paopao-ce/internal/core"
"github.com/rocboss/paopao-ce/pkg/zinc"
"github.com/sirupsen/logrus"
)
var (
_ core.TweetSearchService = (*zincTweetSearchServant)(nil)
_ core.TweetSearchService = (*bridgeTweetSearchServant)(nil)
)
type documents struct {
primaryKey []string
docItems core.DocItems
identifiers []string
}
type bridgeTweetSearchServant struct {
ts core.TweetSearchService
updateDocsCh chan *documents
}
type zincTweetSearchServant struct {
indexName string
client *zinc.ZincClient
}
type meiliTweetSearchServant struct {
client *meilisearch.Client
index *meilisearch.Index
}
func NewTweetSearchService() core.TweetSearchService {
bts := &bridgeTweetSearchServant{}
capacity := conf.TweetSearchSetting.MaxUpdateQPS
if capacity < 10 {
capacity = 10
} else if capacity > 10000 {
capacity = 10000
}
bts.updateDocsCh = make(chan *documents, capacity)
if conf.CfgIf("Zinc") {
bts.ts = newZincTweetSearchServant()
} else if conf.CfgIf("Meili") {
bts.ts = newMeiliTweetSearchServant()
} else {
// default use Zinc as tweet search service
bts.ts = newZincTweetSearchServant()
}
logrus.Infof("use %s as tweet search serice by version %s", bts.ts.Name(), bts.ts.Version())
numWorker := conf.TweetSearchSetting.MinWorker
if numWorker < 5 {
numWorker = 5
} else if numWorker > 1000 {
numWorker = 1000
}
logrus.Debugf("use %d backend worker to update documents to search engine", numWorker)
// 启动文档更新器
for ; numWorker > 0; numWorker-- {
go bts.startUpdateDocs()
}
return bts
}