ddl

type AlterTableParser struct {
	// contains filtered or unexported fields
}

type AlterTableStatement struct {
	Raw            string
	SchemaName     string
	TableName      string
	AlterOperation string
	ColumnName     string
	NewColumnName  string
	NewTableName   string
	ColumnDef      *catalog.Column
	ColumnChanges  map[string]any
	Operations     []string
}

type CreateEnumParser struct{}

type CreateEnumStatement struct {
	Raw        string
	SchemaName string
	EnumName   string
	EnumDef    *catalog.Enum
}

type CreateIndexParser struct{}

type CreateIndexStatement struct {
	Raw string
}

type CreateSchemaParser struct{}

type CreateSchemaStatement struct {
	Raw        string
	SchemaName string
}

type CreateTableParser struct{}

type CreateTableStatement struct {
	Raw         string
	SchemaName  string
	TableName   string
	IfNotExists bool
	Columns     []*catalog.Column
}

type DDLParser struct {
	// contains filtered or unexported fields
}

type DDLStatement struct {
	Type           StatementType
	SchemaName     string
	TableName      string
	ColumnDef      *catalog.Column
	Operation      string
	Raw            string
	IndexDef       *catalog.Index
	EnumDef        *catalog.Enum
	IfNotExists    bool
	AlterOperation string
	ColumnName     string
	NewColumnName  string
	NewTableName   string
	ColumnChanges  map[string]any
}

type DDLVisitor interface {
	TableVisitor
	IndexVisitor
	SchemaVisitor
	EnumVisitor
}

type DropEnumParser struct{}

type DropEnumStatement struct {
	Raw        string
	SchemaName string
	EnumName   string
}

type DropIndexParser struct{}

type DropIndexStatement struct {
	Raw string
}

type DropSchemaParser struct{}

type DropSchemaStatement struct {
	Raw        string
	SchemaName string
}

type DropTableParser struct{}

type DropTableStatement struct {
	Raw        string
	SchemaName string
	TableName  string
	IfExists   bool
}

type EnumVisitor interface {
	VisitCreateEnum(stmt *CreateEnumStatement) error
	VisitDropEnum(stmt *DropEnumStatement) error
}

type IndexVisitor interface {
	VisitCreateIndex(stmt *CreateIndexStatement) error
	VisitDropIndex(stmt *DropIndexStatement) error
}

type SchemaVisitor interface {
	VisitCreateSchema(stmt *CreateSchemaStatement) error
	VisitDropSchema(stmt *DropSchemaStatement) error
}

type Statement interface {
	Accept(visitor DDLVisitor) error
	GetRaw() string
	GetType() StatementType
}

type StatementType int

type TableVisitor interface {
	VisitCreateTable(stmt *CreateTableStatement) error
	VisitAlterTable(stmt *AlterTableStatement) error
	VisitDropTable(stmt *DropTableStatement) error
}

type UnknownStatement struct {
	Raw string
}