Add shortcuts page

src/App.js

@@ -2,6 +2,7 @@ import { BrowserRouter as Router, Routes, Route } from "react-router-dom";
 import Editor from "./pages/editor";
 import LandingPage from "./pages/landing_page";
 import Survey from "./pages/survey";
+import Shortcuts from "./pages/shortcuts";
 
 function App() {
   return (
@@ -11,6 +12,7 @@ function App() {
           <Route path="/" element={<LandingPage />} />
           <Route path="/editor" element={<Editor name="Untitled" />} />
           <Route path="/survey" element={<Survey />} />
+          <Route path="/shortcuts" element={<Shortcuts/>}/>
         </Routes>
       </Router>
     </>

src/components/control_panel.jsx

@@ -966,7 +966,8 @@ export default function ControlPanel(props) {
     },
     Help: {
       Shortcuts: {
-        function: () => {},
+        function: () => window.open("/shortcuts", "_blank"),
+        shortcut: "Ctrl+H",
       },
       "Ask us on discord": {
         function: () => {},
@@ -1003,6 +1004,9 @@ export default function ControlPanel(props) {
   });
   useHotkeys("ctrl+alt+c, meta+alt+c", copyAsImage, { preventDefault: true });
   useHotkeys("ctrl+r, meta+r", resetView, { preventDefault: true });
+  useHotkeys("ctrl+h, meta+h", () => window.open("/shortcuts", "_blank"), {
+    preventDefault: true,
+  });
   useHotkeys("ctrl+alt+w, meta+alt+w", fitWindow, { preventDefault: true });
 
   return (
@@ -1200,7 +1204,7 @@ export default function ControlPanel(props) {
 
   function toolbar() {
     return (
-      <div className="py-1 px-5 flex justify-between items-center rounded-xl my-1 sm:mx-1 md:mx-6 select-none overflow-x-hidden toolbar-theme">
+      <div className="py-1 px-5 flex justify-between items-center rounded-xl my-1 sm:mx-1 3xl:mx-6 select-none overflow-x-hidden toolbar-theme">
         <div className="flex justify-start items-center">
           {layoutDropdown()}
           <Divider layout="vertical" margin="8px" />

src/index.css

@@ -53,6 +53,11 @@
   background-color: var(--semi-color-bg-3);
 }
 
+.card-theme{
+  color: var(--semi-color-text-1);
+  background-color: rgba(var(--semi-grey-1), 1);
+}
+
 .toolbar-theme {
   background-color: rgba(var(--semi-grey-1), 1);
 }

src/pages/landing_page.jsx

@@ -21,8 +21,8 @@ export default function LandingPage() {
         </div>
       )}
       <div>
-        <div className="md:py-5 px-6 flex justify-between">
+        <div className="py-5 px-6 flex justify-between">
-          <div className="md:flex md:items-center md:justify-start">
+          <div className="flex items-center justify-start">
             <Link to="/">
               <img src={logo} alt="logo" className="me-2" />
             </Link>

src/pages/shortcuts.jsx

@@ -0,0 +1,185 @@
+import React, { useEffect, useState } from "react";
+import logo_light from "../assets/logo_light_46.png";
+import logo_dark from "../assets/logo_dark_46.png";
+import { AutoComplete, Button } from "@douyinfe/semi-ui";
+import { IconSearch, IconSun, IconMoon } from "@douyinfe/semi-icons";
+
+const shortcuts = [
+  { shortcut: "CTRL+C", title: "Copy selected element", description: "" },
+  { shortcut: "CTRL+V", title: "Paste selected element", description: "" },
+  { shortcut: "CTRL+X", title: "Cut selected element", description: "" },
+  { shortcut: "CTRL+D", title: "Duplicate selected element", description: "" },
+  { shortcut: "DEL", title: "Delete selected element", description: "" },
+  { shortcut: "CTRL+E", title: "Edit selected element", description: "" },
+  {
+    shortcut: "CTRL+I",
+    title: "Import a diagram",
+    description: "Import a diagram by uploadng a valid json or dbb file.",
+  },
+  { shortcut: "CTRL+Z", title: "Undo" },
+  { shortcut: "CTRL+Y", title: "Redo" },
+  {
+    shortcut: "CTRL+SHIFT+M",
+    title: "Enable/disable strict mode",
+    description:
+      "Disabling strict mode entails that the diagram will not undergo error or inconsistency checks.",
+  },
+  {
+    shortcut: "CTRL+SHIFT+F",
+    title: "Enable/disable field summaries",
+    description:
+      "Disabling field summaries will prevent the display of details for each field in the table when hovered over.",
+  },
+  { shortcut: "CTRL+SHIFT+G", title: "Show/hide grid" },
+  {
+    shortcut: "CTRL+ALT+C",
+    title: "Copy as image",
+    description: "Save the canvas as an image to the clipboard.",
+  },
+  {
+    shortcut: "CTRL+R",
+    title: "Reset view",
+    description: "Resetting view will set diagram pan to (0, 0).",
+  },
+  { shortcut: "CTRL+UP / Wheel up", title: "Zoom in" },
+  { shortcut: "CTRL+DOWN / Wheel down", title: "Zoom out" },
+  { shortcut: "CTRL+H", title: "Open shortcuts" },
+];
+
+export default function Shortcuts() {
+  const [theme, setTheme] = useState("");
+  const [value, setValue] = useState("");
+  const [filteredResult, setFilteredResult] = useState(
+    shortcuts.map((t) => {
+      return t.shortcut;
+    })
+  );
+
+  const handleStringSearch = (value) => {
+    setFilteredResult(
+      shortcuts
+        .filter(
+          (i) =>
+            i.shortcut.toLowerCase().includes(value.toLowerCase()) ||
+            i.title.toLowerCase().includes(value.toLowerCase())
+        )
+        .map((i) => i.shortcut)
+    );
+  };
+
+  useEffect(() => {
+    const t = localStorage.getItem("theme");
+    setTheme(t);
+    if (t === "dark") {
+      const body = document.body;
+      if (body.hasAttribute("theme-mode")) {
+        body.setAttribute("theme-mode", "dark");
+      }
+    } else {
+      const body = document.body;
+      if (body.hasAttribute("theme-mode")) {
+        body.setAttribute("theme-mode", "light");
+      }
+    }
+    document.title = "Shortcuts - drawDB";
+    document.body.setAttribute("class", "theme");
+  }, [setTheme]);
+
+  const changeTheme = () => {
+    const body = document.body;
+    const t = body.getAttribute("theme-mode");
+    if (t === "dark") {
+      if (body.hasAttribute("theme-mode")) {
+        body.setAttribute("theme-mode", "light");
+        setTheme("light");
+      }
+    } else {
+      if (body.hasAttribute("theme-mode")) {
+        body.setAttribute("theme-mode", "dark");
+        setTheme("dark");
+      }
+    }
+  };
+
+  return (
+    <>
+      <div className="sm:py-3 py-5 px-6 flex justify-between items-center">
+        <div className="flex items-center justify-start">
+          <img
+            src={theme === "dark" ? logo_dark : logo_light}
+            alt="logo"
+            className="me-2 sm:h-[28px] md:h-[46px]"
+          />
+          <div className="ms-4 sm:text-base 3xl:text-lg font-semibold">
+            Keyboard shortcuts
+          </div>
+        </div>
+        <div className="flex items-center">
+          <Button
+            icon={
+              theme === "dark" ? (
+                <IconSun size="extra-large" />
+              ) : (
+                <IconMoon size="extra-large" />
+              )
+            }
+            theme="borderless"
+            onClick={changeTheme}
+          ></Button>
+          <div className="ms-2 lg:inline md:inline sm:hidden">
+            <AutoComplete
+              prefix={<IconSearch />}
+              placeholder="Search..."
+              data={filteredResult}
+              value={value}
+              onSearch={(v) => handleStringSearch(v)}
+              emptyContent={
+                <div className="p-3 popover-theme">No shortcuts found</div>
+              }
+              onChange={(v) => setValue(v)}
+              onSelect={(v) => {}}
+            ></AutoComplete>
+          </div>
+        </div>
+      </div>
+      <hr
+        className={theme === "dark" ? "border-zinc-700" : "border-zinc-300"}
+      />
+      <div className="w-full mt-4 mx-auto sm:inline-block hidden text-center">
+        <AutoComplete
+          prefix={<IconSearch />}
+          placeholder="Search..."
+          className="w-[80%]"
+          data={filteredResult}
+          value={value}
+          onSearch={(v) => handleStringSearch(v)}
+          emptyContent={
+            <div className="p-3 popover-theme">No shortcuts found</div>
+          }
+          onChange={(v) => setValue(v)}
+          onSelect={(v) => {}}
+        ></AutoComplete>
+      </div>
+      <div className="grid sm:grid-cols-1 lg:grid-cols-2 3xl:grid-cols-3 m-6 gap-5 select-none">
+        {shortcuts.map((s, i) => (
+          <div className="p-3 card-theme rounded" key={i}>
+            <div className="flex justify-between sm:text-sm">
+              <div className="font-semibold me-2">{s.shortcut}</div>
+              <div>{s.title}</div>
+            </div>
+            {s.description && (
+              <>
+                <hr
+                  className={`${
+                    theme === "dark" ? "border-zinc-600" : "border-zinc-400"
+                  } my-2`}
+                />
+                <div className="sm:text-xs text-sm">{s.description}</div>
+              </>
+            )}
+          </div>
+        ))}
+      </div>
+    </>
+  );
+}

tailwind.config.js

@@ -4,7 +4,15 @@ module.exports = {
     "./src/**/*.{js,jsx,ts,tsx}",
   ],
   theme: {
-    extend: {},
+    screens: {
+      '3xl': {'max': '2047px'},
+      '2xl': {'max': '1535px'},
+      'xl': {'max': '1279px'},
+      'lg': {'max': '1023px'},
+      'md': {'max': '767px'},
+      'sm': {'max': '639px'}
+    },
+    extend: {}
   },
   plugins: [],
 }