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| package rest; | ||
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| import java.util.Arrays; | ||
| import java.util.Objects; | ||
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| import io.quarkiverse.renarde.security.ControllerWithUser; | ||
| import io.quarkiverse.renarde.security.RenardeUser; | ||
| import io.quarkus.qute.Qute; | ||
| import io.quarkus.qute.TemplateInstance; | ||
| import io.vertx.core.http.HttpServerResponse; | ||
| import jakarta.inject.Inject; | ||
| import jakarta.ws.rs.WebApplicationException; | ||
| import jakarta.ws.rs.core.HttpHeaders; | ||
| import jakarta.ws.rs.core.Response; | ||
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| public abstract class HxControllerWithUser<T extends RenardeUser> extends ControllerWithUser<T> { | ||
| public static final String HX_REQUEST_HEADER = "HX-Request"; | ||
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| public enum HxResponseHeader { | ||
| TRIGGER("HX-Trigger"), // Allows you to trigger client side events | ||
| REDIRECT("HX-Redirect"), // Can be used to do a client-side redirect to a new location | ||
| LOCATION("HX-Location"), // Allows you to do a client-side redirect that does not do a full page reload | ||
| REFRESH("HX-Refresh"), // If set to “true” the client side will do a a full refresh of the page | ||
| PUSH_URL("HX-Push-Url"), // Replaces the current URL in the location bar | ||
| HX_RESWAP("HX-Reswap"), // Allows you to specify how the response will be swapped. See hx-swap for possible values | ||
| HX_RETARGET("HX-Retarget"), // A CSS selector that updates the target of the content update to a different element on the page | ||
| TRIGGER_AFTER_SWAP("HX-Trigger-After-Swap"), // allows you to trigger client side events | ||
| TRIGGER_AFTER_SETTLE("HX-Trigger-After-Settle"); // allows you to trigger client side events | ||
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| private final String key; | ||
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| HxResponseHeader(String key) { | ||
| this.key = key; | ||
| } | ||
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| public String key() { | ||
| return key; | ||
| } | ||
| } | ||
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| @Inject | ||
| protected HttpHeaders httpHeaders; | ||
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| @Inject | ||
| protected HttpServerResponse response; | ||
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| /** | ||
| * This Qute helper make it easy to achieve htmx "Out of Band" swap by choosing which templates to return (refresh). | ||
| * <br /> | ||
| * {@see <a href="https://htmx.org/attributes/hx-swap-oob/">Doc for htmx "hx-swap-oob"</a>} | ||
| * | ||
| * <br /> | ||
| * | ||
| * @param templates the list of template instances to concatenate | ||
| * @return the concatenated templates instances | ||
| */ | ||
| public static TemplateInstance concatTemplates(TemplateInstance... templates) { | ||
| return Qute.fmt("{#each elements}{it.raw}{/each}") | ||
| .cache() | ||
| .data("elements", Arrays.stream(templates).map(TemplateInstance::createUni)) | ||
| .instance(); | ||
| } | ||
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| /** | ||
| * Check if this request has the htmx flag (header or flash data) | ||
| */ | ||
| protected boolean isHxRequest() { | ||
| final boolean hxRequest = Objects.equals(flash.get(HX_REQUEST_HEADER), true); | ||
| if (hxRequest) { | ||
| return true; | ||
| } | ||
| return Objects.equals(httpHeaders.getHeaderString(HX_REQUEST_HEADER), "true"); | ||
| } | ||
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| /** | ||
| * Helper to define htmx response headers. | ||
| * | ||
| * @param hxHeader the {@link HxResponseHeader} to define | ||
| * @param value the value for this header | ||
| */ | ||
| protected void hx(HxResponseHeader hxHeader, String value) { | ||
| response.headers().set(hxHeader.key(), value); | ||
| } | ||
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| /** | ||
| * Make sure only htmx requests are calling this method. | ||
| */ | ||
| protected void onlyHxRequest() { | ||
| if (!isHxRequest()) { | ||
| throw new WebApplicationException( | ||
| Response.status(Response.Status.BAD_REQUEST).entity("Only Hx request are allowed on this method").build()); | ||
| } | ||
| } | ||
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| /** | ||
| * Keep the htmx flag for the redirect request. | ||
| * This is automatic. | ||
| */ | ||
| protected void flashHxRequest() { | ||
| flash(HX_REQUEST_HEADER, isHxRequest()); | ||
| } | ||
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| @Override | ||
| protected void beforeRedirect() { | ||
| flashHxRequest(); | ||
| super.beforeRedirect(); | ||
| } | ||
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| } |
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| @@ -0,0 +1,66 @@ | ||
| {#include main.html } | ||
| {#title}Todos Htmx{/title} | ||
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| {#moreScripts} | ||
| <script src="https://unpkg.com/htmx.org@1.9.5" integrity="sha384-xcuj3WpfgjlKF+FXhSQFQ0ZNr39ln+hwjN3npfM9VBnUskLolQAcN80McRIVOPuO" crossorigin="anonymous"></script> | ||
| {/moreScripts} | ||
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| <div id="message"> | ||
| {#fragment id="message" rendered=false} | ||
| <div id="message" hx-swap-oob="true" class="alert alert-success">{message}</div> | ||
| {/fragment} | ||
| {#fragment id="error" rendered=false} | ||
| <div id="message" hx-swap-oob="true" class="alert alert-danger">{message}</div> | ||
| {/fragment} | ||
| </div> | ||
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| <table class="table"> | ||
| <thead class="table-dark"> | ||
| <tr> | ||
| <th scope="col">#</th> | ||
| <th scope="col">{m:todos.index.tasks}</th> | ||
| <th scope="col">{m:todos.index.action} <a href="{uri:Todos.pdf}" title="{m:todos.index.pdf}" class="float-end text-reset"><i class="bi bi-filetype-pdf"></i></a></th> | ||
| </tr> | ||
| </thead> | ||
| <tbody id="todos"> | ||
| {#for todo in todos} | ||
| {#fragment id="row"} | ||
| <tr {#if todo.done}class="table-secondary"{/if} id="row-{todo.id}"> | ||
| <th scope="row">{todo.id}</th> | ||
| <td> | ||
| {#if todo.done} | ||
| <del>{todo.task}</del> (done {todo.doneDate.since}) | ||
| {#else} | ||
| {todo.task} | ||
| {/if} | ||
| </td> | ||
| <td> | ||
| {#if todo.done} | ||
| <button type="submit" class="btn btn-warning" title="{m:todos.index.done}" | ||
| hx-post="{uri:Todos.done(todo.id)}" hx-target="#row-{todo.id}" hx-swap="outerHTML" | ||
| hx-vals='{"{inject:csrf.parameterName}": "{inject:csrf.token}"}'><i class="bi-arrow-counterclockwise"></i></button> | ||
| {#else} | ||
| <button type="submit" class="btn btn-success" title="{m:todos.index.undone}" | ||
| hx-post="{uri:Todos.done(todo.id)}" hx-target="#row-{todo.id}" hx-swap="outerHTML" | ||
| hx-vals='{"{inject:csrf.parameterName}": "{inject:csrf.token}"}'><i class="bi-check"></i></button> | ||
| {/if} | ||
| <button type="submit" class="btn btn-danger" title="{m:todos.index.delete}" | ||
| hx-post="{uri:Todos.delete(todo.id)}" hx-target="#row-{todo.id}" hx-swap="delete" | ||
| hx-vals='{"{inject:csrf.parameterName}": "{inject:csrf.token}"}'><i class="bi-trash"></i></button> | ||
| </td> | ||
| </tr> | ||
| {/fragment} | ||
| {/for} | ||
| <tr id="new"> | ||
| <th scope="row">{m:todos.index.new}</th> | ||
| <td> | ||
| <input hx-post="{uri:Todos.add()}" name="task" placeholder="{m:todos.index.placeholder}" autofocus | ||
| hx-target="#new" hx-swap="beforebegin" | ||
| hx-vals='{"{inject:csrf.parameterName}": "{inject:csrf.token}"}'/> | ||
| </td> | ||
| <td></td> | ||
| </tr> | ||
| </tbody> | ||
| </table> | ||
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| {/include} |
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