package aliyun

// @Title 文本检测
import (
	"encoding/json"
	"net/url"
)

const (
	actionTextUrl = "http://monitoring.market.alicloudapi.com/neirongjiance"
)

type text struct {
}

var (
	Text = &text{}
)

type textResult struct {
	Success bool `json:"success"`
	Status  int  `json:"status"`
	Data    struct {
		Out []CheckText `json:"out"`
	} `json:"data"`
}

type CheckText struct {
	Politics   []string `json:"政治敏感监测"`
	Contraband []string `json:"违禁品监测"`
	Irrigation []bool   `json:"恶意灌水监测"`
	Salacity   []string `json:"色情监测"`
	Abuse      []string `json:"辱骂监测"`
}

// @Title 敏感词检测
func (o *text) CheckText(text string) (result CheckText, err error) {
	data := url.Values{
		"in": []string{text},
	}
	resByte, err := o.exec(actionTextUrl, data.Encode())
	if err != nil {
		return
	}
	res := textResult{}
	err = json.Unmarshal(resByte, &res)
	if err != nil {
		return
	}
	if len(res.Data.Out) > 0 {
		result = res.Data.Out[0]
	}
	return
}

// @Title 执行请求
func (o *text) exec(action, data string) ([]byte, error) {
	return request("POST", action, data, map[string]string{
		"Authorization": "APPCODE " + appCode,
		"Content-Type":  "application/x-www-form-urlencoded",
	})
}