golang

type Argument struct {
	Name string
	Type string
}

type Constant struct {
	Name  string
	Type  string
	Value string
}

type DynFilterInfo struct {
	// AnnotatedSQL is the SQL with -- :if replaced by -- :dynif N markers.
	// N is the 0-based index into the full args slice passed to DynamicSQL.
	// For SQL params: N = paramNumber - 1  (matches $N position in args).
	// For flag-only params: N = numSQLParams + flagOffset.
	AnnotatedSQL string
	// ConditionalParamNumbers contains the $N numbers (1-based) of SQL params
	// that are conditional and should become pointer types.
	ConditionalParamNumbers []int
	// FlagParams are extra bool params that need to be added to the params struct
	// (params referenced in :if that are not actual SQL params).
	FlagParams []FlagParam
	// OrderedArgNames is the full ordered list of param names for the DynamicSQL
	// call, indexed by their :dynif N value.
	// Positions 0..numSQLParams-1 are SQL params (in $N order, all of them).
	// Positions numSQLParams.. are flag-only params (in appearance order).
	OrderedArgNames []string
}

type Enum struct {
	Name      string
	Comment   string
	Constants []Constant
	NameTags  map[string]string
	ValidTags map[string]string
}

type Field struct {
	Name    string // CamelCased name for Go
	DBName  string // Name as used in the DB
	Type    string
	Tags    map[string]string
	Comment string
	Column  *plugin.Column
	// EmbedFields contains the embedded fields that require scanning.
	EmbedFields []Field
}

type FlagParam struct {
	// Name is the original @name from the :if annotation.
	Name string
	// GoName is the CamelCase Go field name.
	GoName string
}

type ImportSpec struct {
	ID   string
	Path string
}

type Query struct {
	Cmd          string
	Comments     []string
	MethodName   string
	FieldName    string
	ConstantName string
	SQL          string
	SourceName   string
	Ret          QueryValue
	Arg          QueryValue
	// Used for :copyfrom
	Table *plugin.Identifier
	// HasDynFilter is true when the query has -- :if annotations and
	// emit_dynamic_filter is enabled.
	HasDynFilter bool
	// DynFilterArgs is the pre-rendered args expression for the DynamicSQL call,
	// e.g. "arg.A, arg.B, arg.C, arg.IdAsc, arg.IdDesc"
	DynFilterArgs string
}

type QueryValue struct {
	Emit        bool
	EmitPointer bool
	Name        string
	DBName      string // The name of the field in the database. Only set if Struct==nil.
	Struct      *Struct
	Typ         string
	SQLDriver   opts.SQLDriver

	// Column is kept so late in the generation process around to differentiate
	// between mysql slices and pg arrays
	Column *plugin.Column
}

type Struct struct {
	Table   *plugin.Identifier
	Name    string
	Fields  []Field
	Comment string
}