c61b902538
* Upgrade xorm to v1.0.0 * small nit * Fix tests * Update xorm * Update xorm * fix go.sum * fix test * Fix bug when dump * Fix bug * update xorm to latest * Fix migration test * update xorm to latest * Fix import order * Use xorm tag
146 lines
3.2 KiB
Go
146 lines
3.2 KiB
Go
// Copyright 2019 The Xorm Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package schemas
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import (
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"reflect"
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"strings"
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)
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// Table represents a database table
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type Table struct {
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Name string
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Type reflect.Type
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columnsSeq []string
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columnsMap map[string][]*Column
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columns []*Column
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Indexes map[string]*Index
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PrimaryKeys []string
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AutoIncrement string
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Created map[string]bool
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Updated string
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Deleted string
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Version string
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StoreEngine string
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Charset string
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Comment string
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}
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func NewEmptyTable() *Table {
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return NewTable("", nil)
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}
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// NewTable creates a new Table object
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func NewTable(name string, t reflect.Type) *Table {
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return &Table{Name: name, Type: t,
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columnsSeq: make([]string, 0),
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columns: make([]*Column, 0),
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columnsMap: make(map[string][]*Column),
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Indexes: make(map[string]*Index),
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Created: make(map[string]bool),
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PrimaryKeys: make([]string, 0),
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}
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}
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func (table *Table) Columns() []*Column {
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return table.columns
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}
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func (table *Table) ColumnsSeq() []string {
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return table.columnsSeq
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}
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func (table *Table) columnsByName(name string) []*Column {
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for k, cols := range table.columnsMap {
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if strings.EqualFold(k, name) {
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return cols
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}
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}
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return nil
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}
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func (table *Table) GetColumn(name string) *Column {
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cols := table.columnsByName(name)
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if cols != nil {
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return cols[0]
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}
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return nil
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}
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func (table *Table) GetColumnIdx(name string, idx int) *Column {
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cols := table.columnsByName(name)
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if cols != nil && idx < len(cols) {
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return cols[idx]
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}
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return nil
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}
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// PKColumns reprents all primary key columns
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func (table *Table) PKColumns() []*Column {
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columns := make([]*Column, len(table.PrimaryKeys))
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for i, name := range table.PrimaryKeys {
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columns[i] = table.GetColumn(name)
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}
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return columns
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}
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func (table *Table) ColumnType(name string) reflect.Type {
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t, _ := table.Type.FieldByName(name)
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return t.Type
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}
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func (table *Table) AutoIncrColumn() *Column {
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return table.GetColumn(table.AutoIncrement)
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}
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func (table *Table) VersionColumn() *Column {
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return table.GetColumn(table.Version)
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}
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func (table *Table) UpdatedColumn() *Column {
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return table.GetColumn(table.Updated)
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}
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func (table *Table) DeletedColumn() *Column {
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return table.GetColumn(table.Deleted)
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}
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// AddColumn adds a column to table
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func (table *Table) AddColumn(col *Column) {
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table.columnsSeq = append(table.columnsSeq, col.Name)
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table.columns = append(table.columns, col)
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colName := strings.ToLower(col.Name)
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if c, ok := table.columnsMap[colName]; ok {
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table.columnsMap[colName] = append(c, col)
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} else {
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table.columnsMap[colName] = []*Column{col}
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}
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if col.IsPrimaryKey {
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table.PrimaryKeys = append(table.PrimaryKeys, col.Name)
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}
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if col.IsAutoIncrement {
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table.AutoIncrement = col.Name
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}
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if col.IsCreated {
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table.Created[col.Name] = true
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}
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if col.IsUpdated {
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table.Updated = col.Name
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}
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if col.IsDeleted {
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table.Deleted = col.Name
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}
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if col.IsVersion {
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table.Version = col.Name
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}
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}
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// AddIndex adds an index or an unique to table
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func (table *Table) AddIndex(index *Index) {
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table.Indexes[index.Name] = index
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}
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