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66 lines
1.6 KiB
66 lines
1.6 KiB
package musicobj
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import "errors"
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type (
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SearchResultResponse struct {
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Msg string `json:"msg"`
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Data struct {
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Musics []struct {
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Id int64 `json:"id"`
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Name string `json:"name"`
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Image string `json:"image"`
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Singer string `json:"singer"`
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} `json:"musics"`
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} `json:"data"`
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Code int `json:"code"`
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}
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UrlResultResponse struct {
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Msg string `json:"msg"`
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Data struct {
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Id int64 `json:"id"`
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URL string `json:"url"`
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Ts int64 `json:"ts"`
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} `json:"data"`
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Code int `json:"code"`
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}
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ISys interface {
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SearchMusic(keywords string, limit, offset int) (result *SearchResultResponse, err error)
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MusicUrl(id int64) (result *UrlResultResponse, err error)
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}
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)
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var defsys ISys
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// ErrNotInited 音乐对象存储未初始化。OnInit 失败时调用方可选择降级；此时包级函数返回本错误，而不是 panic。
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var ErrNotInited = errors.New("musicobj 未初始化：配置缺失")
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func OnInit(config map[string]interface{}, option ...Option) error {
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sys, err := newSys(newOptions(config, option...))
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if err != nil {
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// 出错时不要给 defsys 赋值，避免「非 nil 接口 + nil 指针」让守卫失效。
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return err
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}
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defsys = sys
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return nil
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}
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func NewSys(option ...Option) (sys ISys, err error) {
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sys, err = newSys(newOptionsByOption(option...))
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return
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}
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func SearchMusic(keywords string, limit, offset int) (result *SearchResultResponse, err error) {
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if defsys == nil {
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return nil, ErrNotInited
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}
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return defsys.SearchMusic(keywords, limit, offset)
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}
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func MusicUrl(id int64) (result *UrlResultResponse, err error) {
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if defsys == nil {
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return nil, ErrNotInited
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}
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return defsys.MusicUrl(id)
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}
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