package elements import ( "strings" "github.com/gopherjs/gopherjs/js" "go.dev.pztrn.name/bulpherjs/common" "go.dev.pztrn.name/bulpherjs/metas" ) const ( navDefaultClass = "navbar" ) // NavOptions is a "nav" HTML element configuration structure. type NavOptions struct { Class string Data map[string]string Role string } // Nav is a controlling structure for "nav" HTML element. type Nav struct { metas.Generic options *NavOptions } // NewNav creates new "nav" HTML element controlling structure. func NewNav(navOptions *NavOptions) *Nav { n := &Nav{} n.initialize(navOptions) return n } // Build builds element and calls Build() for all child elements. func (n *Nav) Build() *js.Object { n.Object = js.Global.Get(common.HTMLElementDocument).Call(common.JSCallCreateElement, common.HTMLElementNav) if n.options == nil { n.AddClassesFromString(navDefaultClass) n.BuildChilds(n.Object) return n.Object } if !strings.Contains(n.options.Class, "navbar") { n.options.Class += " navbar" } if n.options.Class != "" { n.AddClassesFromString(n.options.Class) } if n.options.Role != "" { n.Object.Set(common.HTMLElementParameterRole, n.options.Role) } if n.options.Data != nil { for k, v := range n.options.Data { n.Object.Set(k, v) } } n.BuildChilds(n.Object) return n.Object } // Initializes controlling structure with necessary parameters. func (n *Nav) initialize(navOptions *NavOptions) { n.options = navOptions n.InitializeGeneric() }