web/admin: migrate flows to web forms

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

web/src/pages/flows/FlowImportForm.ts

@@ -0,0 +1,38 @@
+import { Flow, FlowsApi } from "authentik-api";
+import { gettext } from "django";
+import { customElement } from "lit-element";
+import { html, TemplateResult } from "lit-html";
+import { DEFAULT_CONFIG } from "../../api/Config";
+import { Form } from "../../elements/forms/Form";
+import "../../elements/forms/HorizontalFormElement";
+
+@customElement("ak-flow-import-form")
+export class FlowImportForm extends Form<Flow> {
+
+    getSuccessMessage(): string {
+        return gettext("Successfully imported flow.");
+    }
+
+    // eslint-disable-next-line
+    send = (data: Flow): Promise<void> => {
+        const file = this.getFormFile();
+        if (!file) {
+            throw new Error("No form data");
+        }
+        return new FlowsApi(DEFAULT_CONFIG).flowsInstancesImportFlow({
+            file: file
+        });
+    };
+
+    renderForm(): TemplateResult {
+        return html`<form class="pf-c-form pf-m-horizontal">
+            <ak-form-element-horizontal
+                label=${gettext("Flow")}
+                name="flow">
+                <input type="file" value="" class="pf-c-form-control">
+                <p class="pf-c-form__helper-text">${gettext("Background shown during execution.")}</p>
+            </ak-form-element-horizontal>
+        </form>`;
+    }
+
+}