Show the profile form in a dialog using HTMx

Had to split the actual page content and the breadcrumbs because they
do not belong in a dialog.  However, i had to change all templates to
do that.

pkg/profile.go

@@ -121,7 +121,9 @@ func HandleProfileForm(w http.ResponseWriter, r *http.Request, _ httprouter.Para
 		return
 	}
 	if ok := form.Validate(); !ok {
-		w.WriteHeader(http.StatusUnprocessableEntity)
+		if !IsHTMxRequest(r) {
+			w.WriteHeader(http.StatusUnprocessableEntity)
+		}
 		mustRenderProfileForm(w, r, form)
 		return
 	}
@@ -131,10 +133,15 @@ func HandleProfileForm(w http.ResponseWriter, r *http.Request, _ httprouter.Para
 	if form.Password.Val != "" {
 		conn.MustExec(r.Context(), "select change_password($1)", form.Password)
 	}
-	company := mustGetCompany(r)
+	if IsHTMxRequest(r) {
-	http.Redirect(w, r, companyURI(company, "/profile"), http.StatusSeeOther)
+		w.Header().Set("HX-Trigger", "closeModal")
+		w.WriteHeader(http.StatusNoContent)
+	} else {
+		company := mustGetCompany(r)
+		http.Redirect(w, r, companyURI(company, "/profile"), http.StatusSeeOther)
+	}
 }
 
 func mustRenderProfileForm(w http.ResponseWriter, r *http.Request, form *profileForm) {
-	mustRenderAppTemplate(w, r, "profile.gohtml", form)
+	mustRenderModalTemplate(w, r, "profile.gohtml", form)
 }

pkg/router.go

@@ -87,3 +87,7 @@ func MethodOverrider(next http.Handler) http.Handler {
 		next.ServeHTTP(w, r)
 	})
 }
+
+func IsHTMxRequest(r *http.Request) bool {
+	return r.Header.Get("HX-Request") == "true"
+}

pkg/template.go

@@ -99,6 +99,14 @@ func mustRenderAppTemplate(w io.Writer, r *http.Request, filename string, data i
 	mustRenderTemplate(w, r, "app.gohtml", filename, data)
 }
 
+func mustRenderModalTemplate(w io.Writer, r *http.Request, filename string, data interface{}) {
+	layout := "app.gohtml"
+	if IsHTMxRequest(r) {
+		layout = "modal.gohtml"
+	}
+	mustRenderTemplate(w, r, layout, filename, data)
+}
+
 func mustRenderWebTemplate(w io.Writer, r *http.Request, filename string, data interface{}) {
 	mustRenderTemplate(w, r, "web.gohtml", filename, data)
 }

web/static/numerus.css

@@ -170,13 +170,16 @@ html {
 }
 
 body {
-    background-color: var(--numerus--background-color);
-    color: var(--numerus--text-color);
     font-size: 1.6rem;
     line-height: 1.5;
     -webkit-font-smoothing: antialiased;
 }
 
+body, dialog {
+    background-color: var(--numerus--background-color);
+    color: var(--numerus--text-color);
+}
+
 img, picture, video, canvas, svg {
     display: block;
     max-width: 100%;
@@ -679,6 +682,20 @@ main > nav {
     background-color: var(--numerus--color--light-gray);
 }
 
+/* Modal */
+dialog {
+    margin: auto;
+}
+
+.modal .close-dialog {
+    min-width: initial;
+    border: 0;
+    position: absolute;
+    top: .5rem;
+    right: .5rem;
+    cursor: pointer;
+}
+
 /* Remix Icon */
 
 @font-face {

web/static/numerus.js

@@ -400,3 +400,29 @@ class Tags extends HTMLDivElement {
 
 customElements.define('numerus-multiselect', Multiselect, {extends: 'div'});
 customElements.define('numerus-tags', Tags, {extends: 'div'});
+
+
+htmx.onLoad((target) => {
+    if (target.tagName === 'DIALOG') {
+        const details = document.querySelectorAll('details[open]');
+        for (const detail of details) {
+            detail.removeAttribute('open');
+        }
+        target.showModal();
+        const button = target.querySelector('.close-dialog');
+        if (button) {
+            button.addEventListener('click', () => {
+                htmx.trigger(target, 'closeModal');
+            });
+        }
+    }
+})
+
+htmx.on('closeModal', () => {
+    const openDialog = document.querySelector('dialog[open]');
+    if (!openDialog) {
+        return;
+    }
+    openDialog.close();
+    openDialog.remove();
+});

web/template/app.gohtml

@@ -5,6 +5,7 @@
 		<meta name="viewport" content="width=device-width, initial-scale=1">
 		<title>{{ template "title" . }} — Numerus</title>
 		<link rel="stylesheet" type="text/css" media="screen" href="/static/numerus.css">
+		<script src="/static/htmx@1.8.6.min.js"></script>
 		<script type="module" src="/static/numerus.js"></script>
 	</head>
 	<body>
@@ -14,9 +15,9 @@
 				<summary>
 					<i class="ri-eye-close-line ri-3x"></i>
 				</summary>
-				<ul role="menu" class="action-menu">
+				<ul role="menu" class="action-menu" data-hx-push-url="false" data-hx-swap="beforeend">
 					<li role="presentation">
-						<a role="menuitem" href="{{ companyURI "/profile" }}">
+						<a role="menuitem" href="{{ companyURI "/profile" }}" data-hx-boost="true">
 							<i class="ri-account-circle-line"></i>
 							{{( pgettext "Account" "menu" )}}
 						</a>
@@ -48,6 +49,7 @@
 			</ul>
 		</nav>
 		<main>
+			{{- template "breadcrumbs" . }}
 			{{- template "content" . }}
 		</main>
 	</body>

web/template/contacts/edit.gohtml

@@ -2,7 +2,7 @@
     {{printf (pgettext "Edit Contact “%s”" "title") .BusinessName.Val }}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.contactForm*/ -}}
     <nav>
         <p>
@@ -11,6 +11,10 @@
             <a>{{ .BusinessName.Val }}</a>
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.contactForm*/ -}}
     <section class="dialog-content">
         <h2>{{printf (pgettext "Edit Contact “%s”" "title") .BusinessName.Val }}</h2>
         <form method="POST">

web/template/contacts/index.gohtml

@@ -2,7 +2,8 @@
     {{( pgettext "Contacts" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.ContactsIndexPage*/ -}}
     <nav>
         <p>
             <a href="{{ companyURI "/" }}">{{( pgettext "Home" "title" )}}</a> /
@@ -13,7 +14,9 @@
                href="{{ companyURI "/contacts/new" }}">{{( pgettext "New contact" "action" )}}</a>
         </p>
     </nav>
+{{- end }}
 
+{{ define "content" }}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.ContactsIndexPage*/ -}}
     <table>
         <thead>

web/template/contacts/new.gohtml

@@ -2,7 +2,7 @@
     {{( pgettext "New Contact" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.contactForm*/ -}}
     <nav>
         <p>
@@ -11,6 +11,10 @@
             <a>{{( pgettext "New Contact" "title" )}}</a>
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.contactForm*/ -}}
     <section class="dialog-content">
         <h2>{{(pgettext "New Contact" "title")}}</h2>
         <form method="POST" action="{{ companyURI "/contacts" }}">

web/template/dashboard.gohtml

@@ -2,5 +2,8 @@
 {{( pgettext "Dashboard" "title" )}}
 {{- end }}
 
+{{ define "breadcrumbs" -}}
+{{- end }}
+
 {{ define "content" }}
 {{- end }}

web/template/invoices/edit.gohtml

@@ -2,7 +2,7 @@
     {{ printf ( pgettext "Edit Invoice “%s”" "title" ) .Number }}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.editInvoicePage*/ -}}
     <nav>
         <p>
@@ -11,6 +11,10 @@
             <a>{{ .Number }}</a>
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.editInvoicePage*/ -}}
     <section class="dialog-content">
         <h2>{{ printf (pgettext "Edit Invoice “%s”" "title") .Number }}</h2>
         <form method="POST" action="{{ companyURI "/invoices/" }}{{ .Slug }}">

web/template/invoices/index.gohtml

@@ -2,7 +2,8 @@
     {{( pgettext "Invoices" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.InvoicesIndexPage*/ -}}
     <nav>
         <p>
             <a href="{{ companyURI "/" }}">{{( pgettext "Home" "title" )}}</a> /
@@ -20,7 +21,9 @@
             </p>
         </form>
     </nav>
+{{- end }}
 
+{{ define "content" }}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.InvoicesIndexPage*/ -}}
     <table class="no-padding">
         <thead>

web/template/invoices/new.gohtml

@@ -2,7 +2,7 @@
     {{( pgettext "New Invoice" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.newInvoicePage*/ -}}
     <nav>
         <p>
@@ -11,6 +11,10 @@
             <a>{{( pgettext "New Invoice" "title" )}}</a>
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.newInvoicePage*/ -}}
     <section class="dialog-content">
         <h2>{{(pgettext "New Invoice" "title")}}</h2>
         <form method="POST" action="{{ companyURI "/invoices" }}">

web/template/invoices/products.gohtml

@@ -2,7 +2,7 @@
     {{( pgettext "Add Products to Invoice" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.newInvoiceProductsPage*/ -}}
     <nav>
         <p>
@@ -15,6 +15,10 @@
             {{ end }}
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.newInvoiceProductsPage*/ -}}
     <section class="dialog-content">
         <h2>{{(pgettext "Add Products to Invoice" "title")}}</h2>
         <form method="POST" action="{{ .Action }}">

web/template/invoices/view.gohtml

@@ -2,7 +2,7 @@
     {{ .Number | printf ( pgettext "Invoice %s" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.invoice*/ -}}
     <nav>
         <p>
@@ -19,7 +19,10 @@
                download="{{ .Number}}.pdf">{{( pgettext "Download invoice" "action" )}}</a>
         </p>
     </nav>
+{{- end }}
 
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.invoice*/ -}}
     <link rel="stylesheet" type="text/css" href="/static/invoice.css">
     <article class="invoice">
         <header>

web/template/modal.gohtml

@@ -0,0 +1,4 @@
+<dialog class="modal" data-hx-push-url="false" data-hx-swap="outerHTML">
+    <button class="close-dialog" type="button" title="{{( pgettext "Close dialog" "action" )}}"><i class="ri-close-line ri-2x"></i></button>
+    {{- template "content" . }}
+</dialog>

web/template/products/edit.gohtml

@@ -2,7 +2,7 @@
     {{printf (pgettext "Edit Product “%s”" "title") .Name }}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.productForm*/ -}}
     <nav>
         <p>
@@ -11,6 +11,10 @@
             <a>{{ .Name }}</a>
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.productForm*/ -}}
     <section class="dialog-content">
         <h2>{{printf (pgettext "Edit Product “%s”" "title") .Name }}</h2>
         <form method="POST">

web/template/products/index.gohtml

@@ -2,7 +2,8 @@
     {{( pgettext "Products" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.productsIndexPage*/ -}}
     <nav>
         <p>
             <a href="{{ companyURI "/" }}">{{( pgettext "Home" "title" )}}</a> /
@@ -13,7 +14,9 @@
                href="{{ companyURI "/products/new" }}">{{( pgettext "New product" "action" )}}</a>
         </p>
     </nav>
+{{- end }}
 
+{{ define "content" }}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.productsIndexPage*/ -}}
     <table>
         <thead>

web/template/products/new.gohtml

@@ -2,7 +2,7 @@
     {{( pgettext "New Product" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.productForm*/ -}}
     <nav>
         <p>
@@ -11,6 +11,10 @@
             <a>{{( pgettext "New Product" "title" )}}</a>
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.productForm*/ -}}
     <section class="dialog-content">
         <h2>{{(pgettext "New Product" "title")}}</h2>
         <form method="POST" action="{{ companyURI "/products" }}">

web/template/profile.gohtml

@@ -2,7 +2,7 @@
     {{( pgettext "User Settings" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
     {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.profileForm*/ -}}
     <nav>
         <p>
@@ -10,9 +10,13 @@
             <a>{{( pgettext "User Settings" "title" )}}</a>
         </p>
     </nav>
-    <section class="dialog-content">
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.profileForm*/ -}}
+    <section class="dialog-content" id="profile-dialog-content" data-hx-target="this">
         <h2>{{(pgettext "User Settings" "title")}}</h2>
-        <form method="POST">
+        <form method="POST" action="{{ companyURI "/profile" }}" data-hx-boost="true" data-hx-select="#profile-dialog-content">
             {{ csrfToken }}
             <fieldset class="full-width">
                 <legend>{{( pgettext "User Access Data" "title" )}}</legend>

web/template/tax-details.gohtml

@@ -2,16 +2,20 @@
     {{( pgettext "Tax Details" "title" )}}
 {{- end }}
 
-{{ define "content" }}
+{{ define "breadcrumbs" -}}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.TaxDetailsPage*/ -}}
     <nav>
         <p>
             <a href="{{ companyURI "/" }}">{{( pgettext "Home" "title" )}}</a> /
             <a>{{( pgettext "Tax Details" "title" )}}</a>
         </p>
     </nav>
+{{- end }}
+
+{{ define "content" }}
+    {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.TaxDetailsPage*/ -}}
     <section class="dialog-content">
         <h2>{{(pgettext "Tax Details" "title")}}</h2>
-        {{- /*gotype: dev.tandem.ws/tandem/numerus/pkg.TaxDetailsPage*/ -}}
         {{ with .DetailsForm }}
             <form id="details" method="POST">
                 {{ csrfToken }}
@@ -32,10 +36,10 @@
 
                     {{ template "select-field" .Currency }}
                 </fieldset>
-                
+
                 <fieldset>
                     <legend>{{( pgettext "Invoicing" "title" )}}</legend>
-                    
+
                     {{ template "input-field" .InvoiceNumberFormat }}
                     {{ template "input-field" .LegalDisclaimer }}
                 </fieldset>
@@ -129,7 +133,8 @@
                                 <form method="POST" action="{{ companyURI "/payment-method"}}/{{ .Id }}">
                                     {{ csrfToken }}
                                     {{ deleteMethod }}
-                                    <button class="icon" aria-label="{{( gettext "Delete payment method" )}}" type="submit"><i
+                                    <button class="icon" aria-label="{{( gettext "Delete payment method" )}}"
+                                            type="submit"><i
                                                 class="ri-delete-back-2-line"></i></button>
                                 </form>
                             </td>
@@ -154,7 +159,8 @@
                 <tr>
                     <td colspan="2"></td>
                     <td colspan="2">
-                        <button form="new-payment-method" type="submit">{{( pgettext "Add new payment method" "action" )}}</button>
+                        <button form="new-payment-method"
+                                type="submit">{{( pgettext "Add new payment method" "action" )}}</button>
                     </td>
                 </tr>
                 </tfoot>