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用结果数组的长度作为随机数最大值、防止越界

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This commit is contained in:
hutiance 2021-09-30 14:42:09 +08:00
parent e667fb8708
commit 217fa62004
1 changed files with 3 additions and 3 deletions
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6
plugin_image_finder/keyword.go
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@ -70,7 +70,7 @@ func init() {
keyword := ctx.State["regex_matched"].([]string)[1]
soutujson := soutuapi(keyword)
pom1 := "https://i.pixiv.cat"
rannum := randint()
rannum := randint(len(soutujson.Illusts))
pom2 := soutujson.Illusts[rannum].ImageUrls.Large[19:]
ctx.SendChain(message.Image(pom1 + pom2))
})
@ -103,7 +103,7 @@ func soutuapi(keyword string) *resultjson {
}
// randint 从json里的30条数据中随机获取一条返回
func randint() int {
func randint(len int) int {
rand.Seed(time.Now().UnixNano())
return rand.Intn(30)
return rand.Intn(len)
}