59 lines
1.2 KiB
Go
59 lines
1.2 KiB
Go
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package news
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import (
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"fmt"
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"mhtml/httpjson"
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"sync"
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)
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type Post struct {
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By string `json:"by"`
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Descendants int `json:"descendants"`
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Id int `json:"id"`
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Kids []int `json:"kids"`
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Score int `json:"score"`
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Time int `json:"time"`
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Title string `json:"title"`
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Type string `json:"type"`
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Url string `json:"url"`
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}
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func List() ([]Post, error) {
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responseIds, err := httpjson.Get[[]int64]("https://hacker-news.firebaseio.com/v0/topstories.json")
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responseIds = responseIds[0:50]
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if err != nil {
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return []Post{}, err
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}
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var wg sync.WaitGroup
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posts := make([]Post, len(responseIds))
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for index, id := range responseIds {
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wg.Add(1)
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id := id
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index := index
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go func() {
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defer wg.Done()
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url := fmt.Sprintf("https://hacker-news.firebaseio.com/v0/item/%d.json", id)
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post, err := httpjson.Get[Post](url)
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if err != nil {
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println(err.Error())
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}
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posts[index] = post
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}()
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}
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wg.Wait()
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return posts, nil
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}
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func Get(id string) (Post, error) {
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url := fmt.Sprintf("https://hacker-news.firebaseio.com/v0/item/%s.json", id)
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post, err := httpjson.Get[Post](url)
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if err != nil {
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return Post{}, err
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}
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return post, nil
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}
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