Canvas: build application infrastructure with drag and drop
Change-Id: I5cfd12e67794f3376c5c025af29470d52d77cf16
diff --git a/apps/canvas/src/Header.tsx b/apps/canvas/src/Header.tsx
new file mode 100644
index 0000000..2d6d68d
--- /dev/null
+++ b/apps/canvas/src/Header.tsx
@@ -0,0 +1,115 @@
+import { ChangeEvent, useCallback, useEffect, useState } from "react";
+import { Project, useProjectId, useStateStore } from "./lib/state";
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from "./components/ui/select";
+import { useReactFlow } from "@xyflow/react";
+import { Input } from "./components/ui/input";
+import { Button } from "./components/ui/button";
+import { Dialog, DialogContent, DialogTrigger } from "./components/ui/dialog";
+import { useToast } from "@/hooks/use-toast";
+
+export function Header() {
+ const { toast } = useToast();
+ const store = useStateStore();
+ const [projects, setProjects] = useState<Project[]>([]);
+ // TODO(gio): sth fishy is here
+ useEffect(() => {
+ store.setProjects(projects);
+ }, [projects]);
+ const refreshProjects = useCallback(async () => {
+ try {
+ const resp = await fetch("/api/project");
+ setProjects(await resp.json());
+ } catch (e) {
+ console.log(e);
+ }
+ }, [setProjects]);
+ useEffect(() => {
+ refreshProjects();
+ }, [refreshProjects]);
+ const project = useProjectId();
+ const [createNewOpen, setCreateNewOpen] = useState(false);
+ const onSelect = useCallback((projectId: string) => {
+ if (projectId === "create-new") {
+ setCreateNewOpen(true);
+ } else {
+ store.setProject(projectId);
+ }
+ }, [store]);
+ const instance = useReactFlow();
+ const restoreSaved = useCallback(async (projectId: string) => {
+ const resp = await fetch(`/api/project/${projectId}/saved`, {
+ method: "GET",
+ });
+ const inst = await resp.json();
+ const { x = 0, y = 0, zoom = 1 } = inst.viewport;
+ instance.setNodes(inst.nodes || []);
+ instance.setEdges(inst.edges || []);
+ instance.setViewport({ x, y, zoom });
+ }, [instance]);
+ useEffect(() => {
+ if (project == null) {
+ return;
+ }
+ restoreSaved(project)
+ }, [project, restoreSaved]);
+ const [name, setName] = useState<string | undefined>(undefined);
+ const updateName = useCallback((e: ChangeEvent<HTMLInputElement>) => {
+ setName(e.target.value);
+ }, [setName]);
+ const createNew = useCallback(() => {
+ console.log(name);
+ if (!name) {
+ return;
+ }
+ fetch("/api/project", {
+ method: "POST",
+ headers: {
+ "Content-Type": "application/json",
+ },
+ body: JSON.stringify({
+ name: name,
+ }),
+ }).then(async (resp) => {
+ if (!resp.ok) {
+ return;
+ }
+ const { id } = await resp.json();
+ await refreshProjects();
+ store.setProject(id as string);
+ setCreateNewOpen(false);
+ toast({
+ title: `Created project: ${name}`,
+ });
+ }).catch((e) => {
+ console.log(e);
+ toast({
+ variant: "destructive",
+ title: `Failed to create project: ${name}`,
+ });
+ });
+ }, [name, setCreateNewOpen, toast]); // store
+ return (
+ <div className="flex flex-row h-9">
+ <Select onValueChange={onSelect} value={project}>
+ <SelectTrigger>
+ <SelectValue placeholder="Choose Project" defaultValue={project} />
+ </SelectTrigger>
+ <SelectContent>
+ {projects.map((p) => (
+ <SelectItem value={p.id}>{p.name}</SelectItem>
+ ))}
+ <SelectItem value={"create-new"}>
+ <Dialog open={createNewOpen} onOpenChange={setCreateNewOpen}>
+ <DialogTrigger>Create New</DialogTrigger>
+ <DialogContent>
+ <Input type="text" placeholder="Name" onChange={updateName} />
+ <Button onClick={createNew}>Create New</Button>
+ </DialogContent>
+ </Dialog>
+ </SelectItem>
+ </SelectContent>
+ </Select>
+
+ </div>
+ );
+}
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