// Copyright 2023 @Author:LiuBin(LineOfSight) 1440383523@qq.com. All rights reserved.
// Licensed under the MulanPSL-2.0 License.

package resob

import (
	"strings"
)

// FindSetJsonNormalGrammaError detect normal gramma errors for a settempalte-json
// tml := "{\"set\":{\"key\":123456,\"putjsontest0\":{\"aaa\":\"!\",\"aaab\":true,\"arrarrstrct\":{\"nnn\":1,\"ccc\":[[\"sdf\tsdfs\\dfe29asdf\",\"nmbndfvdfgfdg\"],[\"sdf\tsdfs\\dfe29asdf\",\"poiuiyyttt\"]]},\"ddd\":\"\",\"fff\":false,\"comboolarr\":[{\"boolarr0\":[true,false]},{\"boolarr1\":[true,false]}]}}}"
func (jr *JsonParser) FindSetJsonNormalGrammaError(tn string) (int, int, string, error) {
	if strings.Compare(strings.ToLower(jr.jts[1].jttstr), JSONDTSETOPS) != 0 {
		return 1, jr.jts[1].jtt, jr.jts[1].jttstr, ErrGramma
	}
	return jr.findPutJsonNormalGrammaError(tn)
}

// FindPutJsonNormalGrammaError detect normal gramma errors for a put-json
// a put-json has a fixed format, as follows:
// a put-json without a key, sys will generate a key:
// "{\"put\":{\"putjsontest\":{\"aaa\":\"sdf\tsdfs\\dfe29asdf\",\"aaab\":true,\"arrarrstrct\":{\"nnn\":-1234567890,\"ccc\":[[\"sdf\tsdfs\\dfe29asdf\",\"nmbndfvdfgfdg\"],[\"sdf\tsdfs\\dfe29asdf\",\"poiuiyyttt\"]]},\"ddd\":\"sdf\tsdfs\\dfe29asdf\",\"fff\":false,\"comboolarr\":[{\"boolarr0\":[true,false]},{\"boolarr1\":[true,false]}]}}}"
// a put-json with a key:
// "{\"put\":{\"key\":\"123456\",\"putjsontest\":{\"aaa\":\"sdf\tsdfs\\dfe29asdf\",\"aaab\":true,\"arrarrstrct\":{\"nnn\":-1234567890,\"ccc\":[[\"sdf\tsdfs\\dfe29asdf\",\"nmbndfvdfgfdg\"],[\"sdf\tsdfs\\dfe29asdf\",\"poiuiyyttt\"]]},\"ddd\":\"sdf\tsdfs\\dfe29asdf\",\"fff\":false,\"comboolarr\":[{\"boolarr0\":[true,false]},{\"boolarr1\":[true,false]}]}}}"
// a put-json for bat putting:
// "{\"put\":[{\"key\":\"123456\",\"putjsontest\":{\"aaa\":\"sdf\tsdfs\\dfe29asdf\",\"aaab\":true,\"arrarrstrct\":{\"nnn\":-1234567890,\"ccc\":[[\"sdf\tsdfs\\dfe29asdf\",\"nmbndfvdfgfdg\"],[\"sdf\tsdfs\\dfe29asdf\",\"poiuiyyttt\"]]},\"ddd\":\"sdf\tsdfs\\dfe29asdf\",\"fff\":false,\"comboolarr\":[{\"boolarr0\":[true,false]},{\"boolarr1\":[true,false]}]}},{\"key\":\"1234560\",\"putjsontest\":{\"aaa\":\"sdf\tsdfs\\dfe29asdf\",\"aaab\":true,\"arrarrstrct\":{\"nnn\":-1234567890,\"ccc\":[[\"sdf\tsdfs\\dfe29asdf\",\"nmbndfvdfgfdg\"],[\"sdf\tsdfs\\dfe29asdf\",\"poiuiyyttt\"]]},\"ddd\":\"sdf\tsdfs\\dfe29asdf\",\"fff\":false,\"comboolarr\":[{\"boolarr0\":[true,false]},{\"boolarr1\":[true,false]}]}}]}"
func (jr *JsonParser) FindPutJsonNormalGrammaError(tn string) (int, int, string, error) {
	if strings.Compare(strings.ToLower(jr.jts[1].jttstr), JSONDTPUTOPS) != 0 {
		return 1, jr.jts[1].jtt, jr.jts[1].jttstr, ErrGramma
	}
	return jr.findPutJsonNormalGrammaError(tn)
}

func (jr *JsonParser) GetPutOrUpdOrDelJsonTn() string {
	switch jr.jts[3].jtt {
	// the difference between the items of arr-style put-json,must depend CheckArrTypeRoute
	case JsonArrStart:
		_bkey := strings.Compare(strings.ToLower(jr.jts[5].jttstr), JSONDTKEY) != 0
		if _bkey {
			return jr.jts[5].jttstr
		} else if !_bkey {
			return jr.jts[9].jttstr
		}
	case JsonObjStart:
		_bkey := strings.Compare(strings.ToLower(jr.jts[4].jttstr), JSONDTKEY) != 0
		if _bkey {
			return jr.jts[4].jttstr
		} else if !_bkey {
			return jr.jts[8].jttstr
		}
	}
	return ""
}

func (jr *JsonParser) findPutJsonNormalGrammaError(tn string) (int, int, string, error) {
	switch jr.jts[3].jtt {
	// the difference between the items of arr-style put-json,must depend CheckArrTypeRoute
	case JsonArrStart:
		_bkey := strings.Compare(strings.ToLower(jr.jts[5].jttstr), JSONDTKEY) != 0
		if _bkey {
			if tn != "" && strings.Compare(jr.jts[5].jttstr, tn) != 0 {
				return 5, jr.jts[5].jtt, jr.jts[5].jttstr, ErrGramma
			}
			if jr.jts[7].jtt != JsonObjStart {
				return 7, jr.jts[7].jtt, jr.jts[7].jttstr, ErrGramma
			}
		} else if !_bkey {
			if tn != "" && strings.Compare(jr.jts[9].jttstr, tn) != 0 {
				return 9, jr.jts[9].jtt, jr.jts[9].jttstr, ErrGramma
			}
			if jr.jts[11].jtt != JsonObjStart {
				return 11, jr.jts[11].jtt, jr.jts[11].jttstr, ErrGramma
			}
		}
		// EOF hold 1 pos
		if jr.jts[len(jr.jts)-5].jtt != JsonObjEnd {
			return len(jr.jts) - 5, jr.jts[len(jr.jts)-5].jtt, jr.jts[len(jr.jts)-5].jttstr, ErrGramma
		} else {
			n := 1
			i := 12
			if _bkey {
				i = 8
			}
			for ; i <= len(jr.jts)-5; i++ {
				if jr.jts[i].jtt == JsonObjStart {
					n++
				} else if jr.jts[i].jtt == JsonObjEnd {
					n--
				}
				if n == 0 && i == len(jr.jts)-5 {
					break
				}
			}
			if i != len(jr.jts)-5 {
				return i, jr.jts[i].jtt, jr.jts[i].jttstr, ErrGramma
			}
		}
	case JsonObjStart:
		_bkey := strings.Compare(strings.ToLower(jr.jts[4].jttstr), JSONDTKEY) != 0
		if _bkey {
			if tn != "" && strings.Compare(jr.jts[4].jttstr, tn) != 0 {
				return 4, jr.jts[4].jtt, jr.jts[4].jttstr, ErrGramma
			}
			if jr.jts[6].jtt != JsonObjStart {
				return 6, jr.jts[6].jtt, jr.jts[6].jttstr, ErrGramma
			}
		} else if !_bkey {
			if tn != "" && strings.Compare(jr.jts[8].jttstr, tn) != 0 {
				return 8, jr.jts[8].jtt, jr.jts[8].jttstr, ErrGramma
			}
			if jr.jts[10].jtt != JsonObjStart {
				return 10, jr.jts[10].jtt, jr.jts[10].jttstr, ErrGramma
			}
		}
		// EOF hold 1 pos
		if jr.jts[len(jr.jts)-4].jtt != JsonObjEnd {
			return len(jr.jts) - 4, jr.jts[len(jr.jts)-4].jtt, jr.jts[len(jr.jts)-4].jttstr, ErrGramma
		} else {
			n := 1
			i := 11
			if _bkey {
				i = 7
			}
			for ; i <= len(jr.jts)-4; i++ {
				if jr.jts[i].jtt == JsonObjStart {
					n++
				} else if jr.jts[i].jtt == JsonObjEnd {
					n--
				}
				if n == 0 {
					break
				}
			}
			if i != len(jr.jts)-4 {
				return i, jr.jts[i].jtt, jr.jts[i].jttstr, ErrGramma
			}
		}
	}
	return jr.jts[3].jtt, -1, "", nil
}