67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
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// Package github provides a Go API for the GitHub issue tracker.
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// See https://developer.github.com/v3/search/#search-issues.
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package github
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import (
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"encoding/json"
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"fmt"
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"net/http"
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"net/url"
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"strings"
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"time"
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)
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const IssuesURL = "https://api.github.com/search/issues"
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type IssuesSearchResult struct {
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TotalCount int `json:"total_count"`
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Items []*Issue
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}
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type Issue struct {
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Number int
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HTMLURL string `json:"html_url"`
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Title string
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State string
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User *User
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CreatedAt time.Time `json:"created_at"`
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Body string // in Markdown format
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}
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type User struct {
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Login string
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HTMLURL string `json:"html_url"`
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}
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// 和前面一样，即使对应的JSON对象名是小写字母，
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// 每个结构体的成员名也是声明为大写字母开头的。
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// 因为有些JSON成员名字和Go结构体成员名字并不相同，
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// 因此需要Go语言结构体成员Tag来指定对应的JSON名字。
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// 同样，在解码的时候也需要做同样的处理，
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// GitHub服务返回的信息比我们定义的要多很多。
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// SearchIssues queries the GitHub issue tracker.
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func SearchIssues(terms []string) (*IssuesSearchResult, error) {
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q := url.QueryEscape(strings.Join(terms, " "))
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resp, err := http.Get(IssuesURL + "?q=" + q)
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if err != nil {
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return nil, err
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}
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// We must close resp.Body on all execution paths.
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// (Chapter 5 presents 'defer', which makes this simpler.)
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if resp.StatusCode != http.StatusOK {
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resp.Body.Close()
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return nil, fmt.Errorf("search query failed: %s", resp.Status)
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}
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var result IssuesSearchResult
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if err := json.NewDecoder(resp.Body).Decode(&result); err != nil {
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resp.Body.Close()
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return nil, err
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}
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resp.Body.Close()
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return &result, nil
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}
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