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form.go
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form.go
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package types
import (
"bytes"
"encoding/json"
"fmt"
"github.com/GoAdminGroup/go-admin/context"
"github.com/GoAdminGroup/go-admin/modules/config"
"github.com/GoAdminGroup/go-admin/modules/constant"
"github.com/GoAdminGroup/go-admin/modules/db"
"github.com/GoAdminGroup/go-admin/modules/file"
"github.com/GoAdminGroup/go-admin/modules/language"
"github.com/GoAdminGroup/go-admin/modules/logger"
"github.com/GoAdminGroup/go-admin/modules/utils"
"github.com/GoAdminGroup/go-admin/plugins/admin/modules"
"github.com/GoAdminGroup/go-admin/plugins/admin/modules/form"
form2 "github.com/GoAdminGroup/go-admin/template/types/form"
"html"
"html/template"
"net/http"
"strconv"
"strings"
)
type FieldOption struct {
Text string `json:"text"`
Value string `json:"value"`
TextHTML template.HTML `json:"-"`
Selected bool `json:"-"`
SelectedLabel template.HTML `json:"-"`
Extra map[string]string `json:"-"`
}
type FieldOptions []FieldOption
func (fo FieldOptions) Copy() FieldOptions {
newOptions := make(FieldOptions, len(fo))
copy(newOptions, fo)
return newOptions
}
func (fo FieldOptions) SetSelected(val interface{}, labels []template.HTML) FieldOptions {
if valArr, ok := val.([]string); ok {
for k := range fo {
text := fo[k].Text
if text == "" {
text = string(fo[k].TextHTML)
}
fo[k].Selected = utils.InArray(valArr, fo[k].Value) || utils.InArray(valArr, text)
if fo[k].Selected {
fo[k].SelectedLabel = labels[0]
} else {
fo[k].SelectedLabel = labels[1]
}
}
} else {
for k := range fo {
text := fo[k].Text
if text == "" {
text = string(fo[k].TextHTML)
}
fo[k].Selected = fo[k].Value == val || text == val
if fo[k].Selected {
fo[k].SelectedLabel = labels[0]
} else {
fo[k].SelectedLabel = labels[1]
}
}
}
return fo
}
func (fo FieldOptions) SetSelectedLabel(labels []template.HTML) FieldOptions {
for k := range fo {
if fo[k].Selected {
fo[k].SelectedLabel = labels[0]
} else {
fo[k].SelectedLabel = labels[1]
}
}
return fo
}
func (fo FieldOptions) Marshal() string {
if len(fo) == 0 {
return ""
}
eo, err := json.Marshal(fo)
if err != nil {
return ""
}
return string(eo)
}
type (
OptionInitFn func(val FieldModel) FieldOptions
OptionArrInitFn func(val FieldModel) []FieldOptions
OptionTableQueryProcessFn func(sql *db.SQL) *db.SQL
OptionProcessFn func(options FieldOptions) FieldOptions
OptionTable struct {
Table string
TextField string
ValueField string
QueryProcessFn OptionTableQueryProcessFn
ProcessFn OptionProcessFn
}
)
// FormField is the form field with different options.
type FormField struct {
Field string `json:"field"`
FieldClass string `json:"field_class"`
TypeName db.DatabaseType `json:"type_name"`
Head string `json:"head"`
Foot template.HTML `json:"foot"`
FormType form2.Type `json:"form_type"`
FatherFormType form2.Type `json:"father_form_type"`
FatherField string `json:"father_field"`
RowWidth int
RowFlag uint8
Default template.HTML `json:"default"`
DefaultArr interface{} `json:"default_arr"`
Value template.HTML `json:"value"`
Value2 string `json:"value_2"`
ValueArr []string `json:"value_arr"`
Value2Arr []string `json:"value_2_arr"`
Options FieldOptions `json:"options"`
OptionsArr []FieldOptions `json:"options_arr"`
DefaultOptionDelimiter string `json:"default_option_delimiter"`
Label template.HTML `json:"label"`
HideLabel bool `json:"hide_label"`
Placeholder string `json:"placeholder"`
CustomContent template.HTML `json:"custom_content"`
CustomJs template.JS `json:"custom_js"`
CustomCss template.CSS `json:"custom_css"`
Editable bool `json:"editable"`
NotAllowAdd bool `json:"not_allow_add"`
Must bool `json:"must"`
Hide bool `json:"hide"`
Width int `json:"width"`
InputWidth int `json:"input_width"`
HeadWidth int `json:"head_width"`
Joins Joins `json:"-"`
Divider bool `json:"divider"`
DividerTitle string `json:"divider_title"`
HelpMsg template.HTML `json:"help_msg"`
TableFields FormFields
OptionExt template.JS `json:"option_ext"`
OptionExt2 template.JS `json:"option_ext_2"`
OptionInitFn OptionInitFn `json:"-"`
OptionArrInitFn OptionArrInitFn `json:"-"`
OptionTable OptionTable `json:"-"`
FieldDisplay `json:"-"`
PostFilterFn PostFieldFilterFn `json:"-"`
}
func (f *FormField) GetRawValue(columns []string, v interface{}) string {
isJSON := len(columns) == 0
return modules.AorB(isJSON || modules.InArray(columns, f.Field),
db.GetValueFromDatabaseType(f.TypeName, v, isJSON).String(), "")
}
func (f *FormField) UpdateValue(id, val string, res map[string]interface{}, sql *db.SQL) *FormField {
return f.updateValue(id, val, res, PostTypeUpdate, sql)
}
func (f *FormField) UpdateDefaultValue(sql *db.SQL) *FormField {
f.Value = f.Default
return f.updateValue("", string(f.Value), make(map[string]interface{}), PostTypeCreate, sql)
}
func (f *FormField) setOptionsFromSQL(sql *db.SQL) {
if sql != nil && f.OptionTable.Table != "" && len(f.Options) == 0 {
sql.Table(f.OptionTable.Table).Select(f.OptionTable.ValueField, f.OptionTable.TextField)
if f.OptionTable.QueryProcessFn != nil {
f.OptionTable.QueryProcessFn(sql)
}
queryRes, err := sql.All()
if err == nil {
for _, item := range queryRes {
f.Options = append(f.Options, FieldOption{
Value: fmt.Sprintf("%v", item[f.OptionTable.ValueField]),
Text: fmt.Sprintf("%v", item[f.OptionTable.TextField]),
})
}
}
if f.OptionTable.ProcessFn != nil {
f.Options = f.OptionTable.ProcessFn(f.Options)
}
}
}
func (f *FormField) isBelongToATable() bool {
return f.FatherField != "" && f.FatherFormType.IsTable()
}
func (f *FormField) isNotBelongToATable() bool {
return f.FatherField == "" && !f.FatherFormType.IsTable()
}
func (f *FormField) allowAdd() bool {
return !f.NotAllowAdd
}
func (f *FormField) updateValue(id, val string, res map[string]interface{}, typ PostType, sql *db.SQL) *FormField {
m := FieldModel{
ID: id,
Value: val,
Row: res,
PostType: typ,
}
if f.isBelongToATable() {
if f.FormType.IsSelect() {
if len(f.OptionsArr) == 0 && f.OptionArrInitFn != nil {
f.OptionsArr = f.OptionArrInitFn(m)
for i := 0; i < len(f.OptionsArr); i++ {
f.OptionsArr[i] = f.OptionsArr[i].SetSelectedLabel(f.FormType.SelectedLabel())
}
} else {
f.setOptionsFromSQL(sql)
if f.FormType.IsSingleSelect() {
values := f.ToDisplayStringArray(m)
f.OptionsArr = make([]FieldOptions, len(values))
for k, value := range values {
f.OptionsArr[k] = f.Options.Copy().SetSelected(value, f.FormType.SelectedLabel())
}
} else {
values := f.ToDisplayStringArrayArray(m)
f.OptionsArr = make([]FieldOptions, len(values))
for k, value := range values {
f.OptionsArr[k] = f.Options.Copy().SetSelected(value, f.FormType.SelectedLabel())
}
}
}
} else {
f.ValueArr = f.ToDisplayStringArray(m)
}
} else {
if f.FormType.IsSelect() {
if len(f.Options) == 0 && f.OptionInitFn != nil {
f.Options = f.OptionInitFn(m).SetSelectedLabel(f.FormType.SelectedLabel())
} else {
f.setOptionsFromSQL(sql)
f.Options.SetSelected(f.ToDisplay(m), f.FormType.SelectedLabel())
}
} else if f.FormType.IsArray() {
f.ValueArr = f.ToDisplayStringArray(m)
} else {
f.Value = f.ToDisplayHTML(m)
if f.FormType.IsFile() {
if f.Value != template.HTML("") {
f.Value2 = config.GetStore().URL(string(f.Value))
}
}
}
}
return f
}
func (f *FormField) FillCustomContent() *FormField {
// TODO: optimize
if f.CustomContent != "" {
f.CustomContent = template.HTML(f.fillCustom(string(f.CustomContent)))
}
if f.CustomJs != "" {
f.CustomJs = template.JS(f.fillCustom(string(f.CustomJs)))
}
if f.CustomCss != "" {
f.CustomCss = template.CSS(f.fillCustom(string(f.CustomCss)))
}
return f
}
func (f *FormField) fillCustom(src string) string {
t := template.New("custom")
t, err := t.Parse(src)
if err != nil {
logger.Error(err)
return ""
}
buf := new(bytes.Buffer)
err = t.Execute(buf, f)
if err != nil {
logger.Error(err)
return ""
}
return buf.String()
}
// FormPanel
type FormPanel struct {
FieldList FormFields
curFieldListIndex int
// Warn: may be deprecated in the future.
TabGroups TabGroups
TabHeaders TabHeaders
Table string
Title string
Description string
Validator FormPostFn
PostHook FormPostFn
PreProcessFn FormPreProcessFn
Callbacks Callbacks
primaryKey primaryKey
UpdateFn FormPostFn
InsertFn FormPostFn
IsHideContinueEditCheckBox bool
IsHideContinueNewCheckBox bool
IsHideResetButton bool
IsHideBackButton bool
Layout form2.Layout
HTMLContent template.HTML
Header template.HTML
InputWidth int
HeadWidth int
Ajax bool
AjaxSuccessJS template.JS
AjaxErrorJS template.JS
Responder Responder
Wrapper ContentWrapper
processChains DisplayProcessFnChains
HeaderHtml template.HTML
FooterHtml template.HTML
}
type Responder func(ctx *context.Context)
func NewFormPanel() *FormPanel {
return &FormPanel{
curFieldListIndex: -1,
Callbacks: make(Callbacks, 0),
Layout: form2.LayoutDefault,
}
}
func (f *FormPanel) AddLimitFilter(limit int) *FormPanel {
f.processChains = addLimit(limit, f.processChains)
return f
}
func (f *FormPanel) AddTrimSpaceFilter() *FormPanel {
f.processChains = addTrimSpace(f.processChains)
return f
}
func (f *FormPanel) AddSubstrFilter(start int, end int) *FormPanel {
f.processChains = addSubstr(start, end, f.processChains)
return f
}
func (f *FormPanel) AddToTitleFilter() *FormPanel {
f.processChains = addToTitle(f.processChains)
return f
}
func (f *FormPanel) AddToUpperFilter() *FormPanel {
f.processChains = addToUpper(f.processChains)
return f
}
func (f *FormPanel) AddToLowerFilter() *FormPanel {
f.processChains = addToLower(f.processChains)
return f
}
func (f *FormPanel) AddXssFilter() *FormPanel {
f.processChains = addXssFilter(f.processChains)
return f
}
func (f *FormPanel) AddXssJsFilter() *FormPanel {
f.processChains = addXssJsFilter(f.processChains)
return f
}
func (f *FormPanel) SetPrimaryKey(name string, typ db.DatabaseType) *FormPanel {
f.primaryKey = primaryKey{Name: name, Type: typ}
return f
}
func (f *FormPanel) HideContinueEditCheckBox() *FormPanel {
f.IsHideContinueEditCheckBox = true
return f
}
func (f *FormPanel) HideContinueNewCheckBox() *FormPanel {
f.IsHideContinueNewCheckBox = true
return f
}
func (f *FormPanel) HideResetButton() *FormPanel {
f.IsHideResetButton = true
return f
}
func (f *FormPanel) HideBackButton() *FormPanel {
f.IsHideBackButton = true
return f
}
func (f *FormPanel) AddField(head, field string, filedType db.DatabaseType, formType form2.Type) *FormPanel {
f.FieldList = append(f.FieldList, FormField{
Head: head,
Field: field,
FieldClass: field,
TypeName: filedType,
Editable: true,
Hide: false,
TableFields: make(FormFields, 0),
Placeholder: language.Get("input") + " " + head,
FormType: formType,
FieldDisplay: FieldDisplay{
Display: func(value FieldModel) interface{} {
return value.Value
},
DisplayProcessChains: chooseDisplayProcessChains(f.processChains),
},
})
f.curFieldListIndex++
// Set default options of different form type
op1, op2, js := formType.GetDefaultOptions(field)
f.FieldOptionExt(op1)
f.FieldOptionExt2(op2)
f.FieldOptionExtJS(js)
// Set default Display Filter Function of different form type
setDefaultDisplayFnOfFormType(f, formType)
return f
}
type AddFormFieldFn func(panel *FormPanel)
func (f *FormPanel) AddTable(head, field string, addFields AddFormFieldFn) *FormPanel {
index := f.curFieldListIndex
addFields(f)
for i := index + 1; i <= f.curFieldListIndex; i++ {
f.FieldList[i].FatherFormType = form2.Table
f.FieldList[i].FatherField = field
}
fields := make(FormFields, f.curFieldListIndex-index)
copy(fields, f.FieldList[index+1:f.curFieldListIndex+1])
f.FieldList = append(f.FieldList, FormField{
Head: head,
Field: field,
FieldClass: field,
TypeName: db.Varchar,
Editable: true,
Hide: false,
TableFields: fields,
FormType: form2.Table,
FieldDisplay: FieldDisplay{
Display: func(value FieldModel) interface{} {
return value.Value
},
DisplayProcessChains: chooseDisplayProcessChains(f.processChains),
},
})
f.curFieldListIndex++
return f
}
func (f *FormPanel) AddRow(addFields AddFormFieldFn) *FormPanel {
index := f.curFieldListIndex
addFields(f)
if f.curFieldListIndex != index+1 {
for i := index + 1; i <= f.curFieldListIndex; i++ {
if i == index+1 {
f.FieldList[i].RowFlag = 1
} else if i == f.curFieldListIndex {
f.FieldList[i].RowFlag = 2
} else {
f.FieldList[i].RowFlag = 3
}
}
}
return f
}
// Field attribute setting functions
// ====================================================
func (f *FormPanel) FieldDisplay(filter FieldFilterFn) *FormPanel {
f.FieldList[f.curFieldListIndex].Display = filter
return f
}
func (f *FormPanel) SetTable(table string) *FormPanel {
f.Table = table
return f
}
func (f *FormPanel) FieldMust() *FormPanel {
f.FieldList[f.curFieldListIndex].Must = true
return f
}
func (f *FormPanel) FieldHide() *FormPanel {
f.FieldList[f.curFieldListIndex].Hide = true
return f
}
func (f *FormPanel) FieldPlaceholder(placeholder string) *FormPanel {
f.FieldList[f.curFieldListIndex].Placeholder = placeholder
return f
}
func (f *FormPanel) FieldWidth(width int) *FormPanel {
f.FieldList[f.curFieldListIndex].Width = width
return f
}
func (f *FormPanel) FieldInputWidth(width int) *FormPanel {
f.FieldList[f.curFieldListIndex].InputWidth = width
return f
}
func (f *FormPanel) FieldHeadWidth(width int) *FormPanel {
f.FieldList[f.curFieldListIndex].HeadWidth = width
return f
}
func (f *FormPanel) FieldRowWidth(width int) *FormPanel {
f.FieldList[f.curFieldListIndex].RowWidth = width
return f
}
func (f *FormPanel) FieldHideLabel() *FormPanel {
f.FieldList[f.curFieldListIndex].HideLabel = true
return f
}
func (f *FormPanel) FieldFoot(foot template.HTML) *FormPanel {
f.FieldList[f.curFieldListIndex].Foot = foot
return f
}
func (f *FormPanel) FieldDivider(title ...string) *FormPanel {
f.FieldList[f.curFieldListIndex].Divider = true
if len(title) > 0 {
f.FieldList[f.curFieldListIndex].DividerTitle = title[0]
}
return f
}
func (f *FormPanel) FieldHelpMsg(s template.HTML) *FormPanel {
f.FieldList[f.curFieldListIndex].HelpMsg = s
return f
}
func (f *FormPanel) FieldOptionInitFn(fn OptionInitFn) *FormPanel {
f.FieldList[f.curFieldListIndex].OptionInitFn = fn
return f
}
func (f *FormPanel) FieldOptionExt(m map[string]interface{}) *FormPanel {
if m == nil {
return f
}
if f.FieldList[f.curFieldListIndex].FormType.IsCode() {
f.FieldList[f.curFieldListIndex].OptionExt = template.JS(fmt.Sprintf(`
theme = "%s";
font_size = %s;
language = "%s";
options = %s;
`, m["theme"], m["font_size"], m["language"], m["options"]))
return f
}
m = f.FieldList[f.curFieldListIndex].FormType.FixOptions(m)
s, _ := json.Marshal(m)
if f.FieldList[f.curFieldListIndex].OptionExt != template.JS("") {
ss := string(f.FieldList[f.curFieldListIndex].OptionExt)
ss = strings.Replace(ss, "}", "", strings.Count(ss, "}"))
ss = strings.TrimRight(ss, " ")
ss += ","
f.FieldList[f.curFieldListIndex].OptionExt = template.JS(ss) + template.JS(strings.Replace(string(s), "{", "", 1))
} else {
f.FieldList[f.curFieldListIndex].OptionExt = template.JS(string(s))
}
return f
}
func (f *FormPanel) FieldOptionExt2(m map[string]interface{}) *FormPanel {
if m == nil {
return f
}
m = f.FieldList[f.curFieldListIndex].FormType.FixOptions(m)
s, _ := json.Marshal(m)
if f.FieldList[f.curFieldListIndex].OptionExt2 != template.JS("") {
ss := string(f.FieldList[f.curFieldListIndex].OptionExt2)
ss = strings.Replace(ss, "}", "", strings.Count(ss, "}"))
ss = strings.TrimRight(ss, " ")
ss += ","
f.FieldList[f.curFieldListIndex].OptionExt2 = template.JS(ss) + template.JS(strings.Replace(string(s), "{", "", 1))
} else {
f.FieldList[f.curFieldListIndex].OptionExt2 = template.JS(string(s))
}
return f
}
func (f *FormPanel) FieldOptionExtJS(js template.JS) *FormPanel {
if js != template.JS("") {
f.FieldList[f.curFieldListIndex].OptionExt = js
}
return f
}
func (f *FormPanel) FieldOptionExtJS2(js template.JS) *FormPanel {
f.FieldList[f.curFieldListIndex].OptionExt2 = js
return f
}
func (f *FormPanel) FieldEnableFileUpload(data ...interface{}) *FormPanel {
url := f.OperationURL("/file/upload")
if len(data) > 0 {
url = data[0].(string)
}
field := f.FieldList[f.curFieldListIndex].Field
f.FieldList[f.curFieldListIndex].OptionExt = template.JS(fmt.Sprintf(`
%seditor.customConfig.uploadImgServer = '%s';
%seditor.customConfig.uploadImgMaxSize = 3 * 1024 * 1024;
%seditor.customConfig.uploadImgMaxLength = 5;
%seditor.customConfig.uploadFileName = 'file';
`, field, url, field, field, field))
var fileUploadHandler context.Handler
if len(data) > 1 {
fileUploadHandler = data[1].(context.Handler)
} else {
fileUploadHandler = func(ctx *context.Context) {
if len(ctx.Request.MultipartForm.File) == 0 {
ctx.JSON(http.StatusOK, map[string]interface{}{
"errno": 400,
})
return
}
err := file.GetFileEngine(config.GetFileUploadEngine().Name).Upload(ctx.Request.MultipartForm)
if err != nil {
ctx.JSON(http.StatusOK, map[string]interface{}{
"errno": 500,
})
return
}
var imgPath = make([]string, len(ctx.Request.MultipartForm.Value["file"]))
for i, path := range ctx.Request.MultipartForm.Value["file"] {
imgPath[i] = config.GetStore().URL(path)
}
ctx.JSON(http.StatusOK, map[string]interface{}{
"errno": 0,
"data": imgPath,
})
}
}
f.Callbacks = f.Callbacks.AddCallback(context.Node{
Path: url,
Method: "post",
Value: map[string]interface{}{constant.ContextNodeNeedAuth: 1},
Handlers: []context.Handler{fileUploadHandler},
})
return f
}
func (f *FormPanel) FieldDefault(def string) *FormPanel {
f.FieldList[f.curFieldListIndex].Default = template.HTML(def)
return f
}
func (f *FormPanel) FieldNotAllowEdit() *FormPanel {
f.FieldList[f.curFieldListIndex].Editable = false
return f
}
func (f *FormPanel) FieldNotAllowAdd() *FormPanel {
f.FieldList[f.curFieldListIndex].NotAllowAdd = true
return f
}
func (f *FormPanel) FieldFormType(formType form2.Type) *FormPanel {
f.FieldList[f.curFieldListIndex].FormType = formType
return f
}
func (f *FormPanel) FieldValue(value string) *FormPanel {
f.FieldList[f.curFieldListIndex].Value = template.HTML(value)
return f
}
func (f *FormPanel) FieldOptionsFromTable(table, textFieldName, valueFieldName string, process ...OptionTableQueryProcessFn) *FormPanel {
var fn OptionTableQueryProcessFn
if len(process) > 0 {
fn = process[0]
}
f.FieldList[f.curFieldListIndex].OptionTable = OptionTable{
Table: table,
TextField: textFieldName,
ValueField: valueFieldName,
QueryProcessFn: fn,
}
return f
}
func (f *FormPanel) FieldOptionsTableProcessFn(fn OptionProcessFn) *FormPanel {
f.FieldList[f.curFieldListIndex].OptionTable.ProcessFn = fn
return f
}
func (f *FormPanel) FieldOptions(options FieldOptions) *FormPanel {
f.FieldList[f.curFieldListIndex].Options = options
return f
}
func (f *FormPanel) FieldDefaultOptionDelimiter(delimiter string) *FormPanel {
f.FieldList[f.curFieldListIndex].DefaultOptionDelimiter = delimiter
return f
}
func (f *FormPanel) FieldPostFilterFn(post PostFieldFilterFn) *FormPanel {
f.FieldList[f.curFieldListIndex].PostFilterFn = post
return f
}
func (f *FormPanel) FieldLimit(limit int) *FormPanel {
f.FieldList[f.curFieldListIndex].DisplayProcessChains = f.FieldList[f.curFieldListIndex].AddLimit(limit)
return f
}
func (f *FormPanel) FieldTrimSpace() *FormPanel {
f.FieldList[f.curFieldListIndex].DisplayProcessChains = f.FieldList[f.curFieldListIndex].AddTrimSpace()
return f
}
func (f *FormPanel) FieldSubstr(start int, end int) *FormPanel {
f.FieldList[f.curFieldListIndex].DisplayProcessChains = f.FieldList[f.curFieldListIndex].AddSubstr(start, end)
return f
}
func (f *FormPanel) FieldToTitle() *FormPanel {
f.FieldList[f.curFieldListIndex].DisplayProcessChains = f.FieldList[f.curFieldListIndex].AddToTitle()
return f
}
func (f *FormPanel) FieldToUpper() *FormPanel {
f.FieldList[f.curFieldListIndex].DisplayProcessChains = f.FieldList[f.curFieldListIndex].AddToUpper()
return f
}
func (f *FormPanel) FieldToLower() *FormPanel {
f.FieldList[f.curFieldListIndex].DisplayProcessChains = f.FieldList[f.curFieldListIndex].AddToLower()
return f
}
func (f *FormPanel) FieldXssFilter() *FormPanel {
f.FieldList[f.curFieldListIndex].DisplayProcessChains = f.FieldList[f.curFieldListIndex].DisplayProcessChains.
Add(func(value FieldModel) interface{} {
return html.EscapeString(value.Value)
})
return f
}
func (f *FormPanel) FieldCustomContent(content template.HTML) *FormPanel {
f.FieldList[f.curFieldListIndex].CustomContent = content
return f
}
func (f *FormPanel) FieldCustomJs(js template.JS) *FormPanel {
f.FieldList[f.curFieldListIndex].CustomJs = js
return f
}
func (f *FormPanel) FieldCustomCss(css template.CSS) *FormPanel {
f.FieldList[f.curFieldListIndex].CustomCss = css
return f
}
func (f *FormPanel) FieldOnSearch(url string, handler Handler, delay ...int) *FormPanel {
ext, callback := searchJS(f.FieldList[f.curFieldListIndex].OptionExt, f.OperationURL(url), handler, delay...)
f.FieldList[f.curFieldListIndex].OptionExt = ext
f.Callbacks = f.Callbacks.AddCallback(callback)
return f
}
func (f *FormPanel) FieldOnChooseCustom(js template.HTML) *FormPanel {
f.FooterHtml += chooseCustomJS(f.FieldList[f.curFieldListIndex].Field, js)
return f
}
type LinkField struct {
Field string
Value template.HTML
Hide bool
Disable bool
}
func (f *FormPanel) FieldOnChooseMap(m map[string]LinkField) *FormPanel {
f.FooterHtml += chooseMapJS(f.FieldList[f.curFieldListIndex].Field, m)
return f
}
func (f *FormPanel) FieldOnChoose(val, field string, value template.HTML) *FormPanel {
f.FooterHtml += chooseJS(f.FieldList[f.curFieldListIndex].Field, field, val, value)
return f
}
func (f *FormPanel) OperationURL(id string) string {
return config.Url("/operation/" + utils.WrapURL(id))
}
func (f *FormPanel) FieldOnChooseAjax(field, url string, handler Handler, custom ...template.HTML) *FormPanel {
js, callback := chooseAjax(f.FieldList[f.curFieldListIndex].Field, field, f.OperationURL(url), handler, custom...)
f.FooterHtml += js
f.Callbacks = f.Callbacks.AddCallback(callback)
return f
}
func (f *FormPanel) FieldOnChooseHide(value string, field ...string) *FormPanel {
f.FooterHtml += chooseHideJS(f.FieldList[f.curFieldListIndex].Field, value, field...)
return f
}
func (f *FormPanel) FieldOnChooseShow(value string, field ...string) *FormPanel {
f.FooterHtml += chooseShowJS(f.FieldList[f.curFieldListIndex].Field, value, field...)
return f
}
func (f *FormPanel) FieldOnChooseDisable(value string, field ...string) *FormPanel {
f.FooterHtml += chooseDisableJS(f.FieldList[f.curFieldListIndex].Field, value, field...)
return f
}
func searchJS(ext template.JS, url string, handler Handler, delay ...int) (template.JS, context.Node) {
delayStr := "500"
if len(delay) > 0 {
delayStr = strconv.Itoa(delay[0])
}
if ext != template.JS("") {
s := string(ext)
s = strings.Replace(s, "{", "", 1)
s = utils.ReplaceNth(s, "}", "", strings.Count(s, "}"))
s = strings.TrimRight(s, " ")
s += ","
ext = template.JS(s)
}
return template.JS(`{
`) + ext + template.JS(`
ajax: {
url: "`+url+`",
dataType: 'json',
data: function (params) {
var query = {
search: params.term,
page: params.page || 1
}
return query;
},
delay: `+delayStr+`,
processResults: function (data, params) {
return data.data;
}
}
}`), context.Node{
Path: url,
Method: "get",
Handlers: context.Handlers{handler.Wrap()},
Value: map[string]interface{}{constant.ContextNodeNeedAuth: 1},
}
}
func parseHTML(name string, param interface{}) template.HTML {
t := template.New(name)
t, err := t.Parse(tmpls[name])
if err != nil {
logger.Error(err)
return ""
}
buf := new(bytes.Buffer)
err = t.Execute(buf, param)
if err != nil {
logger.Error(err)
return ""
}
return template.HTML(buf.String())
}
func chooseCustomJS(field string, js template.HTML) template.HTML {
return parseHTML("choose_custom", struct {
Field template.JS
JS template.JS
}{Field: template.JS(field), JS: template.JS(js)})
}
func chooseMapJS(field string, m map[string]LinkField) template.HTML {
return parseHTML("choose_map", struct {
Field template.JS
Data map[string]LinkField
}{
Field: template.JS(field),
Data: m,
})
}
func chooseJS(field, chooseField, val string, value template.HTML) template.HTML {
return parseHTML("choose", struct {
Field template.JS
ChooseField template.JS
Val template.JS
Value template.JS
}{
Field: template.JS(field),
ChooseField: template.JS(chooseField),
Value: template.JS(value),
Val: template.JS(val),
})
}
func chooseAjax(field, chooseField, url string, handler Handler, js ...template.HTML) (template.HTML, context.Node) {
actionJS := template.HTML("")
passValue := template.JS("")
if len(js) > 0 {
actionJS = js[0]
}
if len(js) > 1 {
passValue = template.JS(js[1])
}
return parseHTML("choose_ajax", struct {
Field template.JS
ChooseField template.JS
PassValue template.JS
ActionJS template.JS
Url template.JS