wehub-resource-sync
90 lines
2.5 KiB
Go
90 lines
2.5 KiB
Go
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package content
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import (
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"context"
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"math"
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"time"
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"github.com/apache/answer/internal/entity"
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"github.com/apache/answer/internal/schema"
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"github.com/segmentfault/pacman/log"
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)
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func (q *QuestionService) RefreshHottestCron(ctx context.Context) {
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var (
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page = 1
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pageSize = 100
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)
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for {
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questionList, _, err := q.questionRepo.GetQuestionPage(
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ctx,
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page, pageSize,
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[]string{},
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"", "newest",
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schema.HotInDays,
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false, false)
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if err != nil {
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return
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}
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for _, question := range questionList {
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updatedAt := question.UpdatedAt.Unix()
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if updatedAt < 0 {
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updatedAt = question.CreatedAt.Unix()
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}
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qAgeInHours := (time.Now().Unix() - question.CreatedAt.Unix()) / 3600
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qUpdated := (time.Now().Unix() - updatedAt) / 3600
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aScores, err := q.answerRepo.SumVotesByQuestionID(ctx, question.ID)
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if err != nil {
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aScores = 0
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}
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score := q.getScore(float64(question.ViewCount), float64(question.AnswerCount), float64(question.VoteCount), aScores, float64(qAgeInHours), float64(qUpdated))
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if score < 0 {
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score = 0
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}
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questioninfo := &entity.Question{}
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questioninfo.ID = question.ID
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questioninfo.HotScore = int(math.Ceil(score * 10000))
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err = q.questionRepo.UpdateQuestion(ctx, questioninfo, []string{"hot_score"})
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if err != nil {
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log.Error("update question hot score error,question ID:", question.ID, " error: ", err)
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}
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}
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if len(questionList) < pageSize {
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break
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}
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page++
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}
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}
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func (q *QuestionService) getScore(qViews, qAnswers, qScore, aScores, qAgeInHours, qUpdated float64) (score float64) {
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score = ((math.Log(qViews) * 4) + ((qAnswers * qScore) / 5) + aScores) /
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math.Pow(((qAgeInHours+1)-((qAgeInHours-qUpdated)/2)), 1.5)
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return score
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}
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