mirror of
https://github.com/kevin-DL/services.git
synced 2026-01-11 19:04:35 +00:00
106 lines
2.4 KiB
Go
106 lines
2.4 KiB
Go
package handler
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import (
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"context"
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"fmt"
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"net/url"
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"time"
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"github.com/micro/micro/v3/service/errors"
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pb "github.com/micro/services/news/proto"
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"github.com/micro/services/pkg/api"
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)
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type News struct {
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apiKey string
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}
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type Article struct {
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UUID string `json:"uuid,omitempty"`
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Title string `json:"title,omitempty"`
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Description string `json:"description,omitempty"`
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Keywords string `json:"keywords,omitempty"`
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Snippet string `json:"snippet,omitempty"`
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Url string `json:"url,omitempty"`
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ImageUrl string `json:"image_url,omitempty"`
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PublishedAt string `json:"published_at,omitempty"`
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Source string `json:"source,omitempty"`
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Categories []string `json:"categories,omitempty"`
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Language string `json:"language,omitempty"`
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Locale string `json:"locale,omitempty"`
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Similar []*Article `json:"similar,omitempty"`
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}
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type Headlines struct {
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Data map[string][]*Article `json:"data"`
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}
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var (
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apiURL = "https://api.thenewsapi.com"
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)
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func New(apiKey string) *News {
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return &News{
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apiKey: apiKey,
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}
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}
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func toProto(v *Article) *pb.Article {
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return &pb.Article{
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Id: v.UUID,
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Title: v.Title,
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Description: v.Description,
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Keywords: v.Keywords,
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Snippet: v.Snippet,
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Url: v.Url,
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ImageUrl: v.ImageUrl,
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PublishedAt: v.PublishedAt,
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Language: v.Language,
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Source: v.Source,
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Categories: v.Categories,
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Locale: v.Locale,
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}
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}
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func (n *News) Headlines(ctx context.Context, req *pb.HeadlinesRequest, rsp *pb.HeadlinesResponse) error {
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path := "/v1/news/headlines"
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locale := "us"
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language := "en"
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date := time.Now().Format("2006-01-02")
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if len(req.Locale) > 0 {
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locale = req.Locale
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}
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if len(req.Language) > 0 {
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language = req.Language
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}
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if len(req.Date) > 0 {
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date = req.Date
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}
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vals := url.Values{}
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vals.Set("api_token", n.apiKey)
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vals.Set("locale", locale)
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vals.Set("published_on", date)
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vals.Set("language", language)
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uri := fmt.Sprintf("%s%s?%s", apiURL, path, vals.Encode())
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var resp *Headlines
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if err := api.Get(uri, &resp); err != nil {
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return errors.InternalServerError("news.headlines", err.Error())
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}
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for _, articles := range resp.Data {
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for _, v := range articles {
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rsp.Articles = append(rsp.Articles, toProto(v))
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for _, a := range v.Similar {
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rsp.Articles = append(rsp.Articles, toProto(a))
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}
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}
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}
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return nil
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}
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