#pragma once

#include <stdbool.h>

#include <postgres.h>
#include <fmgr.h>
#include <utils/rel.h>

/* Default values */
#ifndef PGRN_DEFAULT_TOKENIZER
#  define PGRN_DEFAULT_TOKENIZER "TokenBigram"
#endif
#ifndef PGRN_DEFAULT_NORMALIZER
#  define PGRN_DEFAULT_NORMALIZER "NormalizerAuto"
#endif

/* Groonga strategy types */
#define PGrnLessStrategyNumber			1	/* operator < */
#define PGrnLessEqualStrategyNumber		2	/* operator <= */
#define PGrnEqualStrategyNumber			3	/* operator = */
#define PGrnGreaterEqualStrategyNumber	4	/* operator >= */
#define PGrnGreaterStrategyNumber		5	/* operator > */
#define PGrnLikeStrategyNumber			6	/* operator ~~ (LIKE) */
#define PGrnILikeStrategyNumber			7	/* operator ~~* (ILIKE) */
#define PGrnMatchStrategyNumber			8	/* operator %% (@ in Groonga) */
#define PGrnQueryStrategyNumber			9	/* operator @@ (Groonga query) */
#define PGrnRegexpStrategyNumber		10	/* operator @~ (@~ in Groonga)  */
#define PGrnContainStrategyNumber		11	/* operator @> */

#define PGrnMatchStrategyV2Number		12	/* operator &@	(@ in Groonga) */
/* operator &? (query in Groonga). Deprecated since 1.2.2. */
#define PGrnQueryStrategyV2DeprecatedNumber	13
/* operator &~? (similar search). Deprecated since 1.2.2. */
#define PGrnSimilarStrategyV2DeprecatedNumber	14
#define PGrnScriptStrategyV2Number		15	/* operator &`  (script in Groonga) */
#define PGrnPrefixStrategyV2Number		16	/* operator &^  (prefix search) */
#define PGrnPrefixRKStrategyV2Number	17	/* operator &^~ (prefix RK search) */
#define PGrnMatchInStrategyV2Number		18	/* operator &@| (multiple conditions of @ in Groonga) */
/* operator &?| (multiple conditions of query in Groonga). Deprecated since 1.2.2. */
#define PGrnQueryInStrategyV2Deprecated2Number	19
#define PGrnPrefixInStrategyV2Number	20	/* operator &^| (multiple conditions of prefix search) */
#define PGrnPrefixRKInStrategyV2Number	21	/* operator &^~| (multiple conditions of prefix RK search) */
#define PGrnRegexpStrategyV2Number		22	/* operator &~ (@~ in Groonga) */
#define PGrnContainStrategyV2Number		23	/* operator &> (@ for vector in Groonga) */
/* operator &^> (prefix search against text[]). Deprecated since 1.2.1. */
#define PGrnPrefixStrategyV2DeprecatedNumber	24
/* operator &^~> (prefix RK search against text[]). Deprecated since 1.2.1. */
#define PGrnPrefixRKStrategyV2DeprecatedNumber	25
/* operator &@> (multiple conditions of @ in Groonga). Deprecated since 1.2.1. */
#define PGrnMatchInStrategyV2DeprecatedNumber	26
/* operator &?> (multiple conditions of query in Groonga). Deprecated since 1.2.1. */
#define PGrnQueryInStrategyV2DeprecatedNumber	27
#define PGrnQueryStrategyV2Number	28	/* operator &@~  (query in Groonga) */
#define PGrnSimilarStrategyV2Number	29	/* operator &@* (similar search) */
#define PGrnQueryInStrategyV2Number	30	/* operator &@~| (multiple conditions of query in Groonga) */
/* operator &@ with pgroonga_match_condition */
#define PGrnMatchConditionStrategyV2Number	31
/* operator &@~ with pgroonga_match_condition */
#define PGrnQueryConditionStrategyV2Number	32
/* operator &@ with pgroonga_match_condition_with_scorers */
#define PGrnMatchConditionWithScorersStrategyV2Number	33
/* operator &@~ with pgroonga_match_condition_with_scorers */
#define PGrnQueryConditionWithScorersStrategyV2Number	34
/* operator &~| (multiple conditions of @~ in Groonga) */
#define PGrnRegexpInStrategyV2Number		35
/* operator !&^| (multiple conditions of not prefix search) */
#define PGrnNotPrefixInStrategyV2Number		36

#define PGRN_N_STRATEGIES PGrnNotPrefixInStrategyV2Number

/* file and table names */
#define PGrnLogPathDefault				"pgroonga.log"
#define PGrnQueryLogPathDefault			"none"
#define PGrnDatabaseBasename			"pgrn"
#define PGrnBuildingSourcesTableNamePrefix	"BuildingSources"
#define PGrnBuildingSourcesTableNamePrefixLength	(sizeof(PGrnBuildingSourcesTableNamePrefix) - 1)
#define PGrnBuildingSourcesTableNameFormat	PGrnBuildingSourcesTableNamePrefix "%u"
#define PGrnSourcesTableNamePrefix		"Sources"
#define PGrnSourcesTableNamePrefixLength	(sizeof(PGrnSourcesTableNamePrefix) - 1)
#define PGrnSourcesTableNameFormat		PGrnSourcesTableNamePrefix "%u"
#define PGrnSourcesCtidColumnName		"ctid"
#define PGrnSourcesCtidColumnNameLength	(sizeof(PGrnSourcesCtidColumnName) - 1)
#define PGrnJSONPathsTableNamePrefix	"JSONPaths"
#define PGrnJSONPathsTableNameFormat	PGrnJSONPathsTableNamePrefix "%u_%u"
#define PGrnJSONValuesTableNamePrefix	"JSONValues"
#define PGrnJSONValuesTableNameFormat	PGrnJSONValuesTableNamePrefix "%u_%u"
#define PGrnJSONTypesTableNamePrefix	"JSONTypes"
#define PGrnJSONTypesTableNameFormat	PGrnJSONTypesTableNamePrefix "%u_%u"
#define PGrnJSONValueLexiconNamePrefix	"JSONValueLexicon"
#define PGrnJSONValueLexiconNameFormat	PGrnJSONValueLexiconNamePrefix "%s%u_%u"
#define PGrnLexiconNamePrefix			"Lexicon"
#define PGrnLexiconNameFormat			PGrnLexiconNamePrefix "%u_%u"
#define PGrnIndexColumnName				"index"

#define PGRN_EXPR_QUERY_PARSE_FLAGS				\
	(GRN_EXPR_SYNTAX_QUERY |					\
	 GRN_EXPR_ALLOW_LEADING_NOT |				\
	 GRN_EXPR_QUERY_NO_SYNTAX_ERROR)

extern bool PGrnGroongaInitialized;
void PGrnEnsureDatabase(void);
void PGrnRemoveUnusedTables(void);
bool PGrnIndexIsPGroonga(Relation index);
