package service

import (
	"github.com/gogf/gf/v2/container/gvar"
	"github.com/gogf/gf/v2/frame/g"
	"github.com/gogf/gf/v2/os/gctx"
	"log"
	"regexp"
	"strings"
)

type Rule struct{}

func (r *Rule) Execute(b *BidInfo) (string, int) {
	var bidCommonwealth int
	var quoteMode string
	if b.Type == 0 {
		bidCommonwealth = r.bidCommonwealth(b)
		quoteMode, _ = r.quoteMode(b)
	} else if b.Type == 1 {
		quoteMode, _ = r.quoteMode(b)
	} else if b.Type == 2 {
		bidCommonwealth = r.bidCommonwealth(b)
	}
	if quoteMode == QuoteMode_Whole && (b.Bidamount > 0 && b.Bidamount < g.Config().MustGet(gctx.New(), "quoteMode.minBidamount").Float64()) {
		quoteMode = ""
	}
	log.Println(b.Id, "规则", "报价模式", quoteMode, "中标联合体", bidCommonwealth)
	return quoteMode, bidCommonwealth
}

// 识别报价模式
func (r *Rule) quoteMode(b *BidInfo) (string, map[string]bool) {
	quoteModeRules := g.Config().MustGet(gctx.New(), "quoteMode.rules").Maps()
	for _, v := range quoteModeRules {
		vv := gvar.New(v).MapStrVar()
		mustTableKv := vv["mustTableKv"].Maps()
		modeName := vv["mode"].String()
		for _, table := range b.TableKv {
			array := []string{}
			for _, row := range table {
				mustTableKvMap := map[int]bool{}
				for k, v := range row {
					if tableV := vv["tableV"].String(); tableV != "" {
						matchedK, _ := regexp.MatchString(g.Config().MustGet(gctx.New(), "quoteMode.tableK").String(), k)
						if !matchedK {
							if tableK := vv["tableK"].String(); tableK != "" {
								matchedK, _ = regexp.MatchString(tableK, k)
							}
						}
						matchedV, _ := regexp.MatchString(tableV, v)
						if matchedK && matchedV {
							log.Println(b.Id, "tableKv", k, v)
							return modeName, nil
						}
					}
					//
					for _, vv := range vv["tableKv"].Maps() {
						vvs := gvar.New(vv).MapStrVar()
						tableK := vvs["k"].String()
						tableV := vvs["v"].String()
						if tableK == "" || tableV == "" {
							continue
						}
						matchedK, _ := regexp.MatchString(tableK, k)
						matchedV, _ := regexp.MatchString(tableV, v)
						if matchedK && matchedV {
							log.Println(b.Id, "tableKv", k, v)
							return modeName, nil
						}
					}
					//
					for kk, vv := range mustTableKv {
						vvs := gvar.New(vv).MapStrVar()
						tableK := vvs["k"].String()
						tableV := vvs["v"].String()
						if tableK == "" || tableV == "" {
							continue
						}
						matchedK, _ := regexp.MatchString(tableK, k)
						matchedV, _ := regexp.MatchString(tableV, v)
						if matchedK && matchedV {
							array = append(array, k+":"+v)
							mustTableKvMap[kk] = true
							break
						}
					}
				}
				for kk, _ := range mustTableKv {
					if !mustTableKvMap[kk] {
						break
					}
					if kk == len(mustTableKv)-1 {
						log.Println(b.Id, "mustTableKv", strings.Join(array, " "))
						return modeName, nil
					}
				}
			}
		}
	}
	for _, v := range quoteModeRules {
		vv := gvar.New(v).MapStrVar()
		modeName := vv["mode"].String()
		detail := b.Detail
		for _, v := range vv["clearPatterns"].Strings() {
			detail = regexp.MustCompile(v).ReplaceAllString(detail, "")
		}
		excludePatterns := vv["excludePatterns"].Strings()
		if len(excludePatterns) > 0 && !r.matchAnyPattern(b.Id, detail, excludePatterns) {
			return modeName, nil
		}
		lines := strings.Split(detail, "\n")
		for _, lineVal := range lines {
			if r.matchAnyPattern(b.Id, lineVal, vv["patterns"].Strings()) {
				return modeName, nil
			}
		}
	}
	return "", nil
}

// 识别中标联合体
func (r *Rule) bidCommonwealth(b *BidInfo) int {
	// Step 1: 排除黑名单
	if r.matchAnyPattern(b.Id, b.Detail, g.Config().MustGet(gctx.New(), "bidCommonwealth.blacklistPatterns").Strings()) {
		return -1
	}
	detail := b.Detail
	for _, v := range g.Config().MustGet(gctx.New(), "bidCommonwealth.clearPatterns").Strings() {
		detail = regexp.MustCompile(v).ReplaceAllString(detail, "")
	}
	if r.matchAnyPattern(b.Id, b.Detail, g.Config().MustGet(gctx.New(), "bidCommonwealth.whitelistPatterns").Strings()) {
		return 1
	}
	return -1
}

// 匹配任意模式
func (r *Rule) matchAnyPattern(_id string, text string, patterns []string) bool {
	for _, pattern := range patterns {
		if strings.HasPrefix(pattern, "全部包含：") {
			vs := strings.Split(strings.TrimPrefix(pattern, "全部包含："), "+")
			index := 0
			for _, v := range vs {
				if strings.Contains(text, v) {
					index++
				}
			}
			if index == len(vs) {
				log.Println(_id, "matchAnyPattern", pattern)
				return true
			}
			continue
		}
		if matched, _ := regexp.MatchString(pattern, text); matched {
			log.Println(_id, "matchAnyPattern", pattern)
			return true
		}
	}
	return false
}

// 全部匹配
func (r *Rule) matchAllPattern(text string, patterns []string) bool {
	count := 0
	for _, pattern := range patterns {
		if matched, _ := regexp.MatchString(pattern, text); matched {
			count++
		}
	}
	if count > 0 && count == len(patterns) {
		return true
	}
	return false
}