package main

import (
	"github.com/tealeg/xlsx"
	"regexp"
	"strings"
)

type TagMatching struct {
	matchKey      string
	matchKeyWay   []string // title、detail、projectname、filetext
	matchKeyReg   []*RegexpInfo
	addKey        string
	addKeyWay     []string
	addKeyReg     []*RegexpInfo
	excludeKey    string   //排除词
	excludeKeyWay []string //排除词匹配方式
	excludeKeyReg []*RegexpInfo
}

type RegexpInfo struct {
	keyStr string
	regs   *regexp.Regexp
}

var MatchWayMap = map[string]string{
	"标题匹配":   "title",
	"全文匹配":   "detail",
	"附件匹配":   "filetext",
	"项目名称匹配": "projectname",
	"采购单位行业": "buyerclass",
}

func initExcel(path string) {
	xlFile, err := xlsx.OpenFile(path)
	if err != nil {
		return
	}

	for _, sheet := range xlFile.Sheet {
		tagArr = append(tagArr, sheet.Name)
		var rules []TagMatching
		for rowIndex, row := range sheet.Rows {
			if rowIndex == 0 {
				continue
			}
			tag := TagMatching{}
			for cellIndex, cell := range row.Cells {
				if cell.String() != "" {
					if cellIndex == 0 {
						tag.matchKey = cell.String()
						tag.matchKeyReg = initRegex(cell.String())
					} else if cellIndex == 1 {
						tag.matchKeyWay = strings.Split(cell.String(), ",")
					} else if cellIndex == 2 {
						tag.addKey = cell.String()
						tag.addKeyReg = initRegex(cell.String())
					} else if cellIndex == 3 {
						tag.addKeyWay = strings.Split(cell.String(), ",")
					} else if cellIndex == 4 {
						tag.excludeKey = cell.String()
						tag.excludeKeyReg = initRegex(cell.String())
					} else if cellIndex == 5 {
						tag.excludeKeyWay = strings.Split(cell.String(), ",")
					}
				}
			}
			rules = append(rules, tag)
		}
		TagMatchRule[sheet.Name] = rules
	}
}

func initRegex(key string) []*RegexpInfo {
	var infos []*RegexpInfo
	if strings.Contains(key, ",") {
		for _, s := range strings.Split(key, ",") {
			if strings.Contains(s, "&&") {
				info := &RegexpInfo{
					keyStr: s,
					regs:   nil,
				}
				infos = append(infos, info)
			} else {
				info := &RegexpInfo{
					keyStr: s,
					regs:   regexp.MustCompile(".*(?i)" + s + ".*"),
				}
				infos = append(infos, info)
			}

		}
	} else {
		info := &RegexpInfo{
			keyStr: key,
			regs:   regexp.MustCompile(".*(?i)" + key + ".*"),
		}
		infos = append(infos, info)
	}
	return infos
}