Refactor add new host form

src/components/general/grab-next-subnet-button.tsx

@@ -35,7 +35,10 @@ export default function GrabNextSubnetButton({ onGrab }: Props) {
             color="primary"
             beforeIcon={<Wand2 size={16} />}
             loading={grabbing}
-            onClick={grabNextSubnet}
+            onClick={(e) => {
+                e.preventDefault();
+                grabNextSubnet();
+            }}
         >
             Grab Next Subnet
         </Button>

src/components/general/host-wg-ip-field.tsx

@@ -7,6 +7,9 @@ import Tag from "../twui/elements/Tag";
 import Stack from "../twui/layout/Stack";
 import fetchApi from "../twui/utils/fetch/fetchApi";
 import type { ApiReqParams } from "@/src/types";
+import GrabNextSubnetButton from "./grab-next-subnet-button";
+import type useFormInit from "@/src/hooks/use-form-init";
+import type { BUN_SQLITE_WGUI_HOSTS } from "@/db/types/db";
 
 export type HostWgIpFieldStatus =
     | "checking"
@@ -15,7 +18,7 @@ export type HostWgIpFieldStatus =
     | "invalid"
     | "current";
 
-type Props = {
+type Props = ReturnType<typeof useFormInit<BUN_SQLITE_WGUI_HOSTS>> & {
     value: string;
     onChange?: (value: string) => void;
     onStatus?: (status: HostWgIpFieldStatus) => void;
@@ -37,6 +40,7 @@ export default function HostWgIpField({
     inputRef,
     current_value,
     autoFocus,
+    setForm,
 }: Props) {
     const [availability, setAvailability] = useState<AvailabilityType>();
 
@@ -82,6 +86,7 @@ export default function HostWgIpField({
 
     return (
         <Stack className="w-full gap-2">
+            <Row className="w-full flex-nowrap">
                 <Input
                     value={value}
                     changeHandler={(v) => {
@@ -97,6 +102,16 @@ export default function HostWgIpField({
                     autoFocus={autoFocus}
                 />
 
+                <GrabNextSubnetButton
+                    onGrab={(ip) => {
+                        setForm((prev) => ({
+                            ...prev,
+                            wg_ip_address: ip,
+                        }));
+                    }}
+                />
+            </Row>
+
             {ip_status === "invalid" ? (
                 <Tag
                     variant="outlined"

src/pages/admin/hosts/add/(functions)/submit-add-host-form.ts

@@ -0,0 +1,44 @@
+import type { BUN_SQLITE_WGUI_HOSTS } from "@/db/types/db";
+import fetchApi from "@/src/components/twui/utils/fetch/fetchApi";
+import type useFormInit from "@/src/hooks/use-form-init";
+import type { ApiReqParams } from "@/src/types";
+import type { APIResponseObject } from "@moduletrace/bunext/types";
+
+export default async function submitAddHostForm({
+    setLoading,
+    setStatus,
+    form,
+}: ReturnType<typeof useFormInit<BUN_SQLITE_WGUI_HOSTS>>) {
+    try {
+        if (!window.confirm("Create this new host?")) {
+            return;
+        }
+
+        setLoading(true);
+
+        const res = await fetchApi<ApiReqParams, APIResponseObject>(
+            `/api/admin/add-host`,
+            {
+                method: "POST",
+                body: {
+                    wg_ip_address: form.wg_ip_address || "",
+                },
+            },
+        );
+
+        if (res.success && res.numberRes) {
+            window.location.pathname = `/admin/hosts/${res.numberRes}`;
+            return;
+        }
+
+        throw new Error(res.msg || "Could not create the host");
+    } catch (error: any) {
+        setStatus({
+            error: true,
+            success: false,
+            msg: error.message || "Could not create the host",
+        });
+
+        setLoading(false);
+    }
+}

src/pages/admin/hosts/add/(partials)/add-host-form/add-host-form-action.tsx

@@ -0,0 +1,27 @@
+import type { BUN_SQLITE_WGUI_HOSTS } from "@/db/types/db";
+import Button from "@/src/components/twui/layout/Button";
+import type { HostWgIpFieldStatus } from "@/src/components/general/host-wg-ip-field";
+import useFormInit from "@/src/hooks/use-form-init";
+
+type Props = ReturnType<typeof useFormInit<BUN_SQLITE_WGUI_HOSTS>> & {
+    ipStatus: HostWgIpFieldStatus;
+};
+
+export default function AddHostFormAction({
+    status,
+    ipStatus,
+}: Props) {
+    if (status?.error) {
+        return null;
+    }
+
+    return (
+        <Button
+            title="Create Host"
+            type="submit"
+            disabled={ipStatus !== "available"}
+        >
+            Create Host
+        </Button>
+    );
+}

src/pages/admin/hosts/add/(partials)/add-host-form/add-host-form-subnet.tsx

@@ -0,0 +1,20 @@
+import H3 from "@/src/components/twui/layout/H3";
+import P from "@/src/components/twui/layout/P";
+import Stack from "@/src/components/twui/layout/Stack";
+
+export default function AddHostFormSubnet() {
+    return (
+        <Stack className="gap-1">
+            <H3 className="text-[14px] font-semibold mb-0!">
+                WireGuard subnet
+            </H3>
+            <P
+                noMargin
+                className="text-[12.5px] text-foreground-light/45 dark:text-foreground-dark/45"
+            >
+                Each host runs on its own private subnet (e.g. 10.2.0.1/24).
+                The tunnel is brought up and restarted as part of creation.
+            </P>
+        </Stack>
+    );
+}

src/pages/admin/hosts/add/(partials)/add-host-form/add-host-form-wg-ip-address.tsx

@@ -0,0 +1,33 @@
+import type { BUN_SQLITE_WGUI_HOSTS } from "@/db/types/db";
+import GrabNextSubnetButton from "@/src/components/general/grab-next-subnet-button";
+import HostWgIpField, {
+    type HostWgIpFieldStatus,
+} from "@/src/components/general/host-wg-ip-field";
+import Stack from "@/src/components/twui/layout/Stack";
+import useFormInit from "@/src/hooks/use-form-init";
+
+type Props = ReturnType<typeof useFormInit<BUN_SQLITE_WGUI_HOSTS>> & {
+    setIpStatus: (status: HostWgIpFieldStatus) => void;
+};
+
+export default function AddHostFormWgIpAddress({
+    setIpStatus,
+    ...props
+}: Props) {
+    return (
+        <Stack className="w-full gap-2">
+            <HostWgIpField
+                value={props.form.wg_ip_address || ""}
+                onChange={(v) => {
+                    props.setForm((prev) => ({
+                        ...prev,
+                        wg_ip_address: v,
+                    }));
+                }}
+                onStatus={setIpStatus}
+                autoFocus
+                {...props}
+            />
+        </Stack>
+    );
+}

src/pages/admin/hosts/add/(partials)/add-host-form/add-host-form.tsx

@@ -0,0 +1,51 @@
+import { useState } from "react";
+import type { BUN_SQLITE_WGUI_HOSTS } from "@/db/types/db";
+import Form from "@/src/components/twui/form/Form";
+import LoadingOverlay from "@/src/components/twui/elements/LoadingOverlay";
+import Stack from "@/src/components/twui/layout/Stack";
+import Tag from "@/src/components/twui/elements/Tag";
+import useFormInit from "@/src/hooks/use-form-init";
+import { AppData } from "@/src/data/app-data";
+import submitAddHostForm from "../../(functions)/submit-add-host-form";
+import AddHostFormAction from "./add-host-form-action";
+import AddHostFormSubnet from "./add-host-form-subnet";
+import AddHostFormWgIpAddress from "./add-host-form-wg-ip-address";
+import LoadingRectangleBlock from "@/src/components/twui/layout/LoadingRectangleBlock";
+import type { HostWgIpFieldStatus } from "@/src/components/general/host-wg-ip-field";
+
+export default function AddHostForm() {
+    const init = useFormInit<BUN_SQLITE_WGUI_HOSTS>({
+        default: {
+            wg_ip_address: AppData["DefaultPrivateIP"],
+        },
+        title: "Add Host",
+    });
+
+    const [ipStatus, setIpStatus] = useState<HostWgIpFieldStatus>("checking");
+
+    const { loading, status } = init;
+
+    return (
+        <Form
+            className="w-full gap-6"
+            onSubmit={() => {
+                submitAddHostForm(init);
+            }}
+        >
+            {status?.error && <Tag color="error">{status.msg}</Tag>}
+            {loading && <LoadingOverlay />}
+            {init.ready ? (
+                <Stack className="w-full gap-2">
+                    <AddHostFormSubnet />
+                    <AddHostFormWgIpAddress
+                        {...init}
+                        setIpStatus={setIpStatus}
+                    />
+                    <AddHostFormAction {...init} ipStatus={ipStatus} />
+                </Stack>
+            ) : (
+                <LoadingRectangleBlock className="h-[300px]" />
+            )}
+        </Form>
+    );
+}

src/pages/admin/hosts/add/(sections)/add-host-form-section.tsx

@@ -1,126 +1,10 @@
-import { useState } from "react";
-import { CircleCheck, TriangleAlert } from "lucide-react";
 import AdminCard from "@/src/components/general/admin-card";
-import GrabNextSubnetButton from "@/src/components/general/grab-next-subnet-button";
-import HostWgIpField, {
-    type HostWgIpFieldStatus,
-} from "@/src/components/general/host-wg-ip-field";
-import useStatus from "@/src/components/twui/hooks/useStatus";
-import fetchApi from "@/src/components/twui/utils/fetch/fetchApi";
-import H3 from "@/src/components/twui/layout/H3";
-import P from "@/src/components/twui/layout/P";
-import Row from "@/src/components/twui/layout/Row";
-import Span from "@/src/components/twui/layout/Span";
-import Stack from "@/src/components/twui/layout/Stack";
-import Tag from "@/src/components/twui/elements/Tag";
-import Button from "@/src/components/twui/layout/Button";
-import { AppData } from "@/src/data/app-data";
-import type { ApiReqParams } from "@/src/types";
-import type { APIResponseObject } from "@moduletrace/bunext/types";
+import AddHostForm from "../(partials)/add-host-form/add-host-form";
 
 export default function AddHostFormSection() {
-    const { loading, setLoading, status, setStatus } = useStatus();
-
-    const [wgIP, setWgIP] = useState<string>(AppData["DefaultPrivateIP"]);
-    const [ipStatus, setIpStatus] = useState<HostWgIpFieldStatus>("checking");
-
-    function handleCreate() {
-        if (!window.confirm("Create this new host?")) return;
-
-        setStatus(undefined);
-        setLoading(true);
-
-        fetchApi<ApiReqParams, APIResponseObject>(
-            `/api/admin/add-host`,
-            {
-                method: "POST",
-                body: { wg_ip_address: wgIP },
-            },
-        )
-            .then((res) => {
-                if (res.success && res.numberRes) {
-                    window.location.pathname = `/admin/hosts/${res.numberRes}`;
-                    return;
-                }
-
-                setStatus({
-                    error: true,
-                    success: false,
-                    msg: res.msg || "Could not create the host",
-                });
-            })
-            .catch((error: any) => {
-                setStatus({
-                    error: true,
-                    success: false,
-                    msg: error.message || "Could not create the host",
-                });
-            })
-            .finally(() => {
-                setLoading(false);
-            });
-    }
-
     return (
         <AdminCard className="w-full p-5 flex flex-col gap-4">
-            <Stack className="gap-1">
-                <H3 className="text-[14px] font-semibold mb-0!">
-                    WireGuard subnet
-                </H3>
-                <P
-                    noMargin
-                    className="text-[12.5px] text-foreground-light/45 dark:text-foreground-dark/45"
-                >
-                    Each host runs on its own private subnet (e.g.
-                    10.2.0.1/24). The tunnel is brought up and restarted as
-                    part of creation.
-                </P>
-            </Stack>
-
-            <HostWgIpField
-                value={wgIP}
-                onChange={setWgIP}
-                onStatus={setIpStatus}
-                autoFocus
-            />
-
-            {status?.error && status.msg ? (
-                <Tag
-                    variant="outlined"
-                    color="error"
-                    className="w-full py-1.5 outline-error/50 bg-error/5!"
-                >
-                    <Row>
-                        <TriangleAlert size={15} />
-                        <Span>{status.msg}</Span>
-                    </Row>
-                </Tag>
-            ) : null}
-            {status?.success && status.msg ? (
-                <Tag
-                    variant="outlined"
-                    color="success"
-                    className="w-full py-1.5 outline-success/50 bg-success/5!"
-                >
-                    <Row>
-                        <CircleCheck size={15} />
-                        <Span>{status.msg}</Span>
-                    </Row>
-                </Tag>
-            ) : null}
-
-            <Row className="w-full items-center gap-2">
-                <GrabNextSubnetButton onGrab={setWgIP} />
-
-                <Button
-                    title="Create Host"
-                    disabled={ipStatus !== "available"}
-                    loading={loading}
-                    onClick={handleCreate}
-                >
-                    Create Host
-                </Button>
-            </Row>
+            <AddHostForm />
         </AdminCard>
     );
 }