56 lines
980 B
Go
56 lines
980 B
Go
package lib
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import (
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"bytes"
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"encoding/json"
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"io"
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"net/http"
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)
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// Entry represents a single fetched item.
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type Entry struct {
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Title string
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URL string
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}
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// Fetcher is the interface for a fetcher.
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type Fetcher interface {
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Fetch() []Entry
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}
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// FetcherRequest represents a common HTTP request configuration.
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type FetcherRequest struct {
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BaseURL string
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Path string
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Method string
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Headers map[string]string
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Body []byte
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}
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// Run executes the HTTP request and decodes the JSON response into target.
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func (r FetcherRequest) Run(target interface{}) error {
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url := r.BaseURL + r.Path
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var body io.Reader
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if r.Body != nil {
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body = bytes.NewBuffer(r.Body)
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}
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req, err := http.NewRequest(r.Method, url, body)
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if err != nil {
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return err
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}
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for key, value := range r.Headers {
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req.Header.Set(key, value)
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}
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res, err := http.DefaultClient.Do(req)
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if err != nil {
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return err
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}
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defer res.Body.Close()
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return json.NewDecoder(res.Body).Decode(target)
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}
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