Add notes

src/components/canvas.jsx

@@ -9,12 +9,14 @@ import {
 } from "../data/data";
 import Area from "./area";
 import Relationship from "./relationship";
-import { AreaContext, TableContext } from "../pages/editor";
+import { AreaContext, NoteContext, TableContext } from "../pages/editor";
+import Note from "./note";
 
 export default function Canvas(props) {
   const { tables, setTables, relationships, setRelationships } =
     useContext(TableContext);
   const { areas, setAreas } = useContext(AreaContext);
+  const { notes, setNotes } = useContext(NoteContext);
   const [dragging, setDragging] = useState([ObjectType.NONE, -1]);
   const [linking, setLinking] = useState(false);
   const [line, setLine] = useState({
@@ -68,6 +70,13 @@ export default function Canvas(props) {
         y: clientY - area.y,
       });
       setDragging([ObjectType.AREA, id]);
+    } else if (type === ObjectType.NOTE) {
+      const note = notes.find((t) => t.id === id);
+      setOffset({
+        x: clientX - note.x,
+        y: clientY - note.y,
+      });
+      setDragging([ObjectType.NOTE, id]);
     }
   };
 
@@ -91,8 +100,8 @@ export default function Canvas(props) {
       const dy = e.clientY - panOffset.y;
       setPanOffset({ x: e.clientX, y: e.clientY });
 
-      setTables(
+      setTables((prev) =>
-        tables.map((t) => ({
+        prev.map((t) => ({
           ...t,
           x: t.x + dx,
           y: t.y + dy,
@@ -109,13 +118,9 @@ export default function Canvas(props) {
         }))
       );
 
-      setAreas(
+      setAreas((prev) => prev.map((t) => ({ ...t, x: t.x + dx, y: t.y + dy })));
-        areas.map((t) => ({
+
-          ...t,
+      setNotes((prev) => prev.map((n) => ({ ...n, x: n.x + dx, y: n.y + dy })));
-          x: t.x + dx,
-          y: t.y + dy,
-        }))
-      );
     } else if (dragging[0] === ObjectType.TABLE && dragging[1] >= 0) {
       const updatedTables = tables.map((t) => {
         if (t.id === dragging[1]) {
@@ -163,6 +168,22 @@ export default function Canvas(props) {
         return t;
       });
       setAreas(updatedAreas);
+    } else if (
+      dragging[0] === ObjectType.NOTE &&
+      dragging[1] >= 0
+    ) {
+      setNotes((prev) =>
+        prev.map((t) => {
+          if (t.id === dragging[1]) {
+            return {
+              ...t,
+              x: e.clientX - offset.x,
+              y: e.clientY - offset.y,
+            };
+          }
+          return t;
+        })
+      );
     } else if (areaResize.id !== -1) {
       if (areaResize.dir === "none") return;
 
@@ -374,14 +395,12 @@ export default function Canvas(props) {
               key={a.id}
               areaData={a}
               onMouseDown={(e) => handleMouseDownRect(e, a.id, ObjectType.AREA)}
-              resize={areaResize}
               setResize={setAreaResize}
               initCoords={initCoords}
               setInitCoords={setInitCoords}
-              setAreas={setAreas}
             ></Area>
           ))}
-          {tables.map((table, i) => (
+          {tables.map((table) => (
             <Table
               key={table.id}
               tableData={table}
@@ -405,6 +424,13 @@ export default function Canvas(props) {
           {relationships.map((e, i) => (
             <Relationship key={i} data={e} />
           ))}
+          {notes.map((n) => (
+            <Note
+              key={n.id}
+              data={n}
+              onMouseDown={(e) => handleMouseDownRect(e, n.id, ObjectType.NOTE)}
+            ></Note>
+          ))}
         </svg>
       </div>
     </div>

src/components/control_panel.jsx

@@ -626,7 +626,7 @@ export default function ControlPanel(props) {
                   </Dropdown.Item>
                   <Dropdown.Item
                     icon={
-                      layout.shapes ? (
+                      layout.notes ? (
                         <IconCheckboxTick />
                       ) : (
                         <div className="px-2"></div>
@@ -635,11 +635,11 @@ export default function ControlPanel(props) {
                     onClick={() =>
                       setLayout((prev) => ({
                         ...prev,
-                        shapes: !prev.shapes,
+                        notes: !prev.notes,
                       }))
                     }
                   >
-                    Shapes
+                    Notes
                   </Dropdown.Item>
                 </Dropdown.Menu>
               }

src/components/editor_panel.jsx

@@ -9,6 +9,7 @@ import ReferenceOverview from "./reference_overview";
 import AreaOverview from "./area_overview";
 import { Tab } from "../data/data";
 import { TabContext } from "../pages/editor";
+import NotesOverview from "./notes_overview";
 
 const myTheme = createTheme({
   dark: "light",
@@ -32,8 +33,8 @@ const EditorPanel = (props) => {
     { tab: "Tables", itemKey: Tab.tables },
     { tab: "Relationships", itemKey: Tab.relationships },
     { tab: "Subject Areas", itemKey: Tab.subject_areas },
-    // { tab: "Shapes", itemKey: Tab.shapes },
     { tab: "Editor", itemKey: Tab.editor },
+    { tab: "Notes", itemKey: Tab.notes },
   ];
   const contentList = [
     <TableOverview
@@ -51,6 +52,7 @@ const EditorPanel = (props) => {
         props.setCode(e);
       }}
     />,
+    <NotesOverview/>
   ];
 
   return (

src/components/note.jsx

@@ -0,0 +1,78 @@
+import React, { useContext, useState } from "react";
+import { NoteContext } from "../pages/editor";
+
+export default function Note(props) {
+  const { setNotes } = useContext(NoteContext);
+  const [size, setSize] = useState({ w: 180, h: 88 });
+  const r = 3;
+  const fold = 24;
+
+  const handleChange = (e) => {
+    const textarea = document.getElementById(`note_${props.data.id}`);
+    const newHeight = textarea.scrollHeight + 16 + 20 + 4;
+    setSize((prevSize) => ({ ...prevSize, h: newHeight }));
+    textarea.style.height = "0";
+    textarea.style.height = textarea.scrollHeight + "px";
+
+    setNotes((prev) =>
+      prev.map((n) => {
+        if (n.id === props.data.id) {
+          return { ...n, content: e.target.value };
+        }
+        return n;
+      })
+    );
+  };
+
+  return (
+    <g>
+      <path
+        d={`M${props.data.x + fold} ${props.data.y} L${
+          props.data.x + size.w - r
+        } ${props.data.y} A${r} ${r} 0 0 1 ${props.data.x + size.w} ${
+          props.data.y + r
+        } L${props.data.x + size.w} ${
+          props.data.y + size.h - r
+        } A${r} ${r} 0 0 1 ${props.data.x + size.w - r} ${
+          props.data.y + size.h
+        } L${props.data.x + r} ${props.data.y + size.h} A${r} ${r} 0 0 1 ${
+          props.data.x
+        } ${props.data.y + size.h - r} L${props.data.x} ${props.data.y + fold}`}
+        fill="#fcf7ac"
+        stroke="#665b25"
+        strokeLinejoin="round"
+        strokeWidth="0.6"
+      />
+      <path
+        d={`M${props.data.x} ${props.data.y + fold} L${
+          props.data.x + fold - r
+        } ${props.data.y + fold} A${r} ${r} 0 0 0 ${props.data.x + fold} ${
+          props.data.y + fold - r
+        } L${props.data.x + fold} ${props.data.y} L${props.data.x} ${
+          props.data.y + fold
+        } Z`}
+        fill="#fcf7ac"
+        stroke="#665b25"
+        strokeLinejoin="round"
+        strokeWidth="0.6"
+      />
+      <foreignObject
+        x={props.data.x}
+        y={props.data.y}
+        width={size.w}
+        height={size.h}
+        onMouseDown={props.onMouseDown}
+      >
+        <div className="text-gray-900 select-none w-full h-full cursor-move px-3 py-2">
+          <label htmlFor={`note_${props.data.id}`} className="ms-5">{props.data.title}</label>
+          <textarea
+            id={`note_${props.data.id}`}
+            value={props.data.content}
+            onInput={handleChange}
+            className="mt-1 w-full resize-none outline-none overflow-y-hidden border-none select-none bg-[#fcf7ac]"
+          ></textarea>
+        </div>
+      </foreignObject>
+    </g>
+  );
+}

src/components/notes_overview.jsx

@@ -0,0 +1,65 @@
+import React, { useContext } from "react";
+import {
+  Empty,
+  Row,
+  Col,
+  Button,
+//   Input,
+//   Popover,
+//   Toast,
+} from "@douyinfe/semi-ui";
+import {
+  IllustrationNoContent,
+  IllustrationNoContentDark,
+} from "@douyinfe/semi-illustrations";
+import { IconPlus } from "@douyinfe/semi-icons";
+import { NoteContext } from "../pages/editor";
+
+export default function NotesOverview(props) {
+  const { notes, setNotes } = useContext(NoteContext);
+
+  return (
+    <div>
+      <Row gutter={6}>
+        <Col span={24}>
+          <Button
+            icon={<IconPlus />}
+            block
+            onClick={() => {
+              const newNote = {
+                id: notes.length,
+                x: 0,
+                y: 0,
+                title: `note_${notes.length}`,
+                content: ""
+              };
+              setNotes((prev) => [...prev, newNote]);
+            }}
+          >
+            Add note
+          </Button>
+        </Col>
+      </Row>
+      {notes.length <= 0 ? (
+        <div className="select-none mt-2">
+          <Empty
+            image={
+              <IllustrationNoContent style={{ width: 160, height: 160 }} />
+            }
+            darkModeImage={
+              <IllustrationNoContentDark style={{ width: 160, height: 160 }} />
+            }
+            title="No text notes"
+            description="Add notes cuz why not!"
+          />
+        </div>
+      ) : (
+        <div className="p-2">
+          {notes.map((n, i) => (
+            <div key={n.id}>{n.title}</div>
+          ))}
+        </div>
+      )}
+    </div>
+  );
+}

src/data/data.js

@@ -61,8 +61,8 @@ const Tab = {
   tables: "1",
   relationships: "2",
   subject_areas: "3",
-  // shapes: "4",
   editor: "4",
+  notes: "5",
 };
 
 const ObjectType = {

src/pages/editor.jsx

@@ -11,12 +11,14 @@ export const LayoutContext = createContext();
 export const TableContext = createContext();
 export const AreaContext = createContext();
 export const TabContext = createContext();
+export const NoteContext = createContext();
 
 export default function Editor(props) {
   const [code, setCode] = useState("");
   const [tables, setTables] = useState([]);
   const [relationships, setRelationships] = useState([]);
   const [areas, setAreas] = useState([]);
+  const [notes, setNotes] = useState([]);
   const [resize, setResize] = useState(false);
   const [width, setWidth] = useState(340);
   const [selectedTable, setSelectedTable] = useState("");
@@ -30,7 +32,7 @@ export default function Editor(props) {
     relationships: true,
     issues: true,
     editor: true,
-    shapes: true,
+    notes: true,
     fullscreen: false,
   });
 
@@ -50,6 +52,7 @@ export default function Editor(props) {
         value={{ tables, setTables, relationships, setRelationships }}
       >
         <AreaContext.Provider value={{ areas, setAreas }}>
+          <NoteContext.Provider value={{ notes, setNotes }}>
             <TabContext.Provider value={{ tab, setTab }}>
               <div className="h-[100vh] overflow-hidden">
                 <ControlPanel />
@@ -85,6 +88,7 @@ export default function Editor(props) {
                 </div>
               </div>
             </TabContext.Provider>
+          </NoteContext.Provider>
         </AreaContext.Provider>
       </TableContext.Provider>
     </LayoutContext.Provider>