43 lines
1.1 KiB
Go
43 lines
1.1 KiB
Go
package helpers
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import (
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"CatsOfMastodonBotGo/internal/models"
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"context"
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"encoding/json"
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"fmt"
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"log"
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"net/http"
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"strings"
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)
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func GetPosts(ctx context.Context, tag string, instance string) (error, []models.Post) {
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var requestUrl = instance + "/api/v1/timelines/tag/" + tag + "?limit=40"
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req, err := http.NewRequestWithContext(ctx, "GET", requestUrl, nil)
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if err != nil {
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log.Fatal(err)
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return err, nil
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}
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resp, err := http.DefaultClient.Do(req)
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if err != nil {
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log.Fatal(err)
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return err, nil
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}
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if resp.StatusCode != 200 || strings.Split(strings.ToLower(resp.Header.Get("Content-Type")), ";")[0] != "application/json" {
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log.Fatal("Status code:", resp.StatusCode, " Content-Type:", resp.Header.Get("Content-Type"))
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return err, nil
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}
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var posts []models.Post = nil
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err = json.NewDecoder(resp.Body).Decode(&posts)
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if err != nil {
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log.Fatal(err)
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return err, nil
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}
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// defer: it basically means "do this later when the function returns"
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defer resp.Body.Close()
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if posts == nil {
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return fmt.Errorf("no posts found for tag %s on instance %s", tag, instance), nil
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}
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return nil, posts
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} |