feat(web): add dummy toolbar + tailwindcss colors

16 files changed, 317 insertions, 31 deletions

diff --git a/web/package.json b/web/package.json
index e15cd1e..a565e36 100644
--- a/web/package.json
+++ b/web/package.json
@@ -8,6 +8,8 @@
     "open-color": "^1.9.1"
   },
   "devDependencies": {
+    "@tailwindcss/vite": "^4.1.16",
+    "tailwindcss": "^4.1.16",
     "vite": "^7.1.12"
   }
 }
diff --git a/web/src/components/app/index.css b/web/src/components/app/index.css
index 3eeaee9..aaf2ced 100644
--- a/web/src/components/app/index.css
+++ b/web/src/components/app/index.css
@@ -1,3 +1,12 @@
 ntv-app {
   display: block;
+  padding: 1.5rem;
+}
+
+ntv-app > ntv-toolbar {
+  margin-bottom: 1.5rem;
+}
+
+ntv-app > ntv-grid + ntv-grid {
+  margin-top: 1.5rem;
 }
diff --git a/web/src/components/app/index.ts b/web/src/components/app/index.ts
index 2782e22..910aa52 100644
--- a/web/src/components/app/index.ts
+++ b/web/src/components/app/index.ts
@@ -1,9 +1,12 @@
+import h from "../../html";
 import ntvGrid from "../grid";
+import ntvToolbar from "../toolbar";
 import "./index.css";
 
 class NotiveAppElement extends HTMLElement {
   connectedCallback() {
     this.append(
+      ntvToolbar(),
       ...window.notive.doc.grids.map((grid) => {
         return ntvGrid({ gridId: grid.id });
       }),
diff --git a/web/src/components/grid/cellAtCoord.ts b/web/src/components/grid/cellAtCoord.ts
new file mode 100644
index 0000000..dd594a4
--- /dev/null
+++ b/web/src/components/grid/cellAtCoord.ts
@@ -0,0 +1,40 @@
+import Coord from "../../math/Coord";
+import { CellRef } from "../../types";
+import { RenderedGrid, RenderedRow } from "./renderGrid";
+
+function rowAtCoord(grid: RenderedGrid, coord: Coord): RenderedRow | undefined {
+  if (coord.y <= grid.rect.topLeft.y) {
+    return grid.renderedRows[0];
+  }
+
+  if (coord.y >= grid.rect.bottomRight.y) {
+    return grid.renderedRows.at(-1);
+  }
+
+  return grid.renderedRows.find((row) =>
+    row.rect.verticallyContainsCoord(coord),
+  );
+}
+
+export default function cellAtCoord(
+  grid: RenderedGrid,
+  x: number,
+  y: number,
+): CellRef | undefined {
+  const coord = new Coord(x, y);
+  const row = rowAtCoord(grid, coord);
+
+  if (!row) return;
+
+  if (x <= row.rect.topLeft.x) {
+    return row.renderedCells[0]?.cellRef;
+  }
+
+  if (x >= row.rect.bottomRight.x) {
+    return row.renderedCells.at(-1)?.cellRef;
+  }
+
+  return row.renderedCells.find((cell) =>
+    cell.rect.horizontallyContainsCoord(coord),
+  )?.cellRef;
+}
diff --git a/web/src/components/grid/drawGrid.ts b/web/src/components/grid/drawGrid.ts
index 6284693..01240b5 100644
--- a/web/src/components/grid/drawGrid.ts
+++ b/web/src/components/grid/drawGrid.ts
@@ -1,16 +1,21 @@
-import { RenderedGrid } from "./renderGrid";
-import colors from "open-color";
+import colors from "tailwindcss/colors";
+import { PendingSelection, Selection } from "../../selection";
+import { CellRef } from "../../types";
+import { RenderedCell, RenderedGrid } from "./renderGrid";
 
-export default function drawGrid(
-  ctx: CanvasRenderingContext2D,
-  grid: RenderedGrid,
-) {
+function fillBackground(ctx: CanvasRenderingContext2D, grid: RenderedGrid) {
   ctx.clearRect(0, 0, grid.rect.width, grid.rect.height);
-
-  ctx.fillStyle = colors.gray[8];
+  ctx.fillStyle = colors.neutral[800];
   ctx.fillRect(0, 0, grid.rect.width, grid.rect.height);
+}
+
+function strokeGrid(ctx: CanvasRenderingContext2D, grid: RenderedGrid) {
+  ctx.strokeStyle = colors.neutral[700];
+  ctx.strokeRect(0.5, 0.5, grid.rect.width - 1, grid.rect.height - 1);
+}
 
-  ctx.strokeStyle = colors.gray[7];
+function strokeGridLines(ctx: CanvasRenderingContext2D, grid: RenderedGrid) {
+  ctx.strokeStyle = colors.neutral[700];
 
   grid.renderedRows.forEach((row, renderedRowIndex) => {
     const isLastRow = renderedRowIndex === grid.renderedRows.length - 1;
@@ -28,3 +33,75 @@ export default function drawGrid(
     });
   });
 }
+
+function getRenderedCell(
+  grid: RenderedGrid,
+  cellRef: CellRef,
+): RenderedCell | undefined {
+  const rowsPerPart = grid.renderedRows.length / grid.parts.length;
+  const renderedRowIndex = cellRef.partIndex * rowsPerPart + cellRef.rowIndex;
+  return grid.renderedRows[renderedRowIndex]?.renderedCells[cellRef.cellIndex];
+}
+
+function drawPendingSelection(
+  ctx: CanvasRenderingContext2D,
+  grid: RenderedGrid,
+  selection: PendingSelection,
+) {}
+
+function drawSelection(
+  ctx: CanvasRenderingContext2D,
+  grid: RenderedGrid,
+  selection: Selection,
+) {
+  if (selection.gridId !== grid.id) return;
+
+  const cell = getRenderedCell(grid, selection.activeCellRef);
+
+  if (!cell) return;
+
+  const isLastCell = cell.rect.bottomRight.x === grid.rect.bottomRight.x;
+  const isLastRow = cell.rect.bottomRight.y === grid.rect.bottomRight.y;
+
+  // ctx.fillStyle = colors.green[4] + "30";
+
+  // ctx.fillRect(
+  //   cell.rect.topLeft.x + 1,
+  //   cell.rect.topLeft.y + 1,
+  //   cell.rect.width - 1,
+  //   cell.rect.height - 1,
+  // );
+
+  ctx.strokeStyle = colors.green[600];
+  ctx.lineWidth = 2;
+
+  ctx.strokeRect(
+    cell.rect.topLeft.x + 1,
+    cell.rect.topLeft.y + 1,
+    isLastCell ? cell.rect.width - 2 : cell.rect.width - 1,
+    isLastRow ? cell.rect.height - 2 : cell.rect.height - 1,
+  );
+}
+
+export default function drawGrid(
+  ctx: CanvasRenderingContext2D,
+  grid: RenderedGrid,
+  selection?: Selection,
+  pendingSelection?: PendingSelection,
+) {
+  const excursion = (f: () => void) => {
+    ctx.save();
+    f();
+    ctx.restore();
+  };
+
+  excursion(() => fillBackground(ctx, grid));
+  excursion(() => strokeGridLines(ctx, grid));
+  excursion(() => strokeGrid(ctx, grid));
+
+  if (pendingSelection) {
+    excursion(() => drawPendingSelection(ctx, grid, pendingSelection));
+  } else if (selection) {
+    excursion(() => drawSelection(ctx, grid, selection));
+  }
+}
diff --git a/web/src/components/grid/index.css b/web/src/components/grid/index.css
index 0fad720..a733015 100644
--- a/web/src/components/grid/index.css
+++ b/web/src/components/grid/index.css
@@ -1,6 +1,5 @@
 ntv-grid {
   display: block;
-  padding: 1.5rem;
 }
 
 ntv-grid > canvas {
diff --git a/web/src/components/grid/index.ts b/web/src/components/grid/index.ts
index 829a511..0acace4 100644
--- a/web/src/components/grid/index.ts
+++ b/web/src/components/grid/index.ts
@@ -1,5 +1,5 @@
 import h, { type CreateElement } from "../../html";
-import renderGrid from "./renderGrid";
+import cellAtCoord from "./cellAtCoord";
 import drawGrid from "./drawGrid";
 import "./index.css";
 
@@ -15,6 +15,10 @@ class NotiveGridElement extends HTMLElement {
     this.setAttribute("grid-id", val);
   }
 
+  get renderedGrid() {
+    return window.notive.getGrid(this.#gridId)!;
+  }
+
   canvasEl: HTMLCanvasElement = h.canvas();
 
   connectedCallback() {
@@ -22,19 +26,41 @@ class NotiveGridElement extends HTMLElement {
       throw new Error("ntv-grid requries gridId attribute");
     }
 
+    this.canvasEl.addEventListener("mousedown", (event) => {
+      const clientRect = this.canvasEl.getBoundingClientRect();
+      const x = event.x - clientRect.x;
+      const y = event.y - clientRect.y;
+      const cellRef = cellAtCoord(this.renderedGrid, x, y);
+      if (!cellRef) return;
+      window.notive.selectCell(this.#gridId, cellRef);
+    });
+
+    window.addEventListener("ntv:selection-changed", () => {
+      this.draw();
+    });
+
     this.append(this.canvasEl);
     this.draw();
   }
 
   draw() {
     const ctx = this.canvasEl.getContext("2d");
+
     if (!ctx) throw new Error("Unable to get canvas context");
+
     const grid = window.notive.getGrid(this.gridId);
+
     if (!grid) return;
-    const renderedGrid = renderGrid(grid);
-    this.canvasEl.setAttribute("width", renderedGrid.rect.width + "px");
-    this.canvasEl.setAttribute("height", renderedGrid.rect.height + "px");
-    drawGrid(ctx, renderedGrid);
+
+    this.canvasEl.setAttribute("width", grid.rect.width + "px");
+    this.canvasEl.setAttribute("height", grid.rect.height + "px");
+
+    drawGrid(
+      ctx,
+      grid,
+      window.notive.selection,
+      window.notive.pendingSelection,
+    );
   }
 }
 
diff --git a/web/src/components/grid/renderGrid.ts b/web/src/components/grid/renderGrid.ts
index 5666f66..7ef8813 100644
--- a/web/src/components/grid/renderGrid.ts
+++ b/web/src/components/grid/renderGrid.ts
@@ -1,6 +1,6 @@
 import Ratio from "../../math/Ratio";
 import Rect from "../../math/Rect";
-import { Cell, CellRef, Grid, Row, RowRef } from "./types";
+import { Cell, CellRef, Grid, Row, RowRef } from "../../types";
 
 export interface RenderedCell extends Cell {
   cellRef: CellRef;
diff --git a/web/src/components/index.ts b/web/src/components/index.ts
index 8bc14e7..b7f6f55 100644
--- a/web/src/components/index.ts
+++ b/web/src/components/index.ts
@@ -1,2 +1,3 @@
 import "./app";
 import "./grid";
+import "./toolbar";
diff --git a/web/src/components/toolbar/index.css b/web/src/components/toolbar/index.css
new file mode 100644
index 0000000..3f78671
--- /dev/null
+++ b/web/src/components/toolbar/index.css
@@ -0,0 +1,50 @@
+ntv-toolbar {
+  display: flex;
+  border-radius: 4px;
+  background: var(--color-neutral-800);
+  width: min-content;
+}
+
+ntv-toolbar > section {
+  display: flex;
+  gap: 0.5rem;
+  padding: 0.5rem;
+}
+
+ntv-toolbar button[data-variant="menu"] {
+  border-radius: 4px;
+  background: var(--color-neutral-700);
+  padding: 0 0.625rem;
+  height: 1.5rem;
+  color: white;
+  font-size: 0.75rem;
+}
+
+ntv-toolbar button[data-variant="icon"] {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  border-radius: 4px;
+  background: var(--color-neutral-700);
+  padding: 0.125rem 0.625rem;
+  aspect-ratio: 1;
+  height: 1.5rem;
+  color: white;
+  font-weight: 600;
+  font-size: 0.75rem;
+}
+
+ntv-toolbar button:hover {
+  background: var(--color-neutral-600);
+}
+
+ntv-toolbar input {
+  border: 1px solid var(--color-neutral-700);
+  border-radius: 4px;
+  background: var(--color-neutral-900);
+  width: 2.5rem;
+  height: 1.5rem;
+  color: white;
+  font-size: 0.75rem;
+  text-align: center;
+}
diff --git a/web/src/components/toolbar/index.ts b/web/src/components/toolbar/index.ts
new file mode 100644
index 0000000..d844a69
--- /dev/null
+++ b/web/src/components/toolbar/index.ts
@@ -0,0 +1,24 @@
+import h, { CreateElement } from "../../html";
+import "./index.css";
+
+class NotiveToolbarElement extends HTMLElement {
+  connectedCallback() {
+    this.append(
+      h.section(
+        h.button({ dataset: { variant: "menu" } }, "File"),
+        h.button({ dataset: { variant: "menu" } }, "Edit"),
+        h.button({ dataset: { variant: "menu" } }, "Format"),
+      ),
+      h.section(
+        h.button({ dataset: { variant: "icon" } }, "-"),
+        h.input({ type: "text", value: "1" }),
+        h.button({ dataset: { variant: "icon" } }, "+"),
+      ),
+    );
+  }
+}
+
+customElements.define("ntv-toolbar", NotiveToolbarElement);
+
+export default ((...args: any[]): NotiveToolbarElement =>
+  (h as any)["ntv-toolbar"](...args)) as CreateElement<NotiveToolbarElement>;
diff --git a/web/src/html.ts b/web/src/html.ts
index 5bfff21..8802e50 100644
--- a/web/src/html.ts
+++ b/web/src/html.ts
@@ -13,8 +13,14 @@ const h = new Proxy({} as ElementCreator, {
     (...args: any[]) => {
       const el = document.createElement(tag);
 
-      if (typeof args[0] === "object") {
-        Object.assign(el, args.shift());
+      if (args[0]?.constructor === Object) {
+        const { dataset, ...attrs } = args.shift();
+
+        Object.assign(el, attrs);
+
+        if (dataset) {
+          Object.assign(el.dataset, dataset);
+        }
       }
 
       el.append(...args.flat());
diff --git a/web/src/index.css b/web/src/index.css
index ba2a6a7..4fe2764 100644
--- a/web/src/index.css
+++ b/web/src/index.css
@@ -1,11 +1,5 @@
-@import "open-color";
+@import "tailwindcss";
 
 body {
-  margin: 0;
-  background: var(--oc-gray-9);
-  color: var(--oc-white);
-  font-weight: normal;
-  font-family:
-    Seravek, "Gill Sans Nova", Ubuntu, Calibri, "DejaVu Sans", source-sans-pro,
-    sans-serif;
+  background: var(--color-neutral-900);
 }
diff --git a/web/src/index.ts b/web/src/index.ts
index fbbf37c..ac4870c 100644
--- a/web/src/index.ts
+++ b/web/src/index.ts
@@ -1,5 +1,7 @@
 import Ratio from "./math/Ratio";
-import { Cell, Doc, Grid } from "./types";
+import { Cell, CellRef, Doc, Grid } from "./types";
+import { ActiveCellSelection, PendingSelection, Selection } from "./selection";
+import renderGrid, { RenderedGrid } from "./components/grid/renderGrid";
 
 function defaultDoc(): Doc {
   const defaultCells: Cell[] = Array.from({ length: 16 }, () => ({
@@ -20,17 +22,47 @@ function defaultDoc(): Doc {
           },
         ],
       },
+      {
+        id: window.crypto.randomUUID(),
+        baseCellSize: 48,
+        baseCellWidthRatio: new Ratio(1, 16),
+        parts: [
+          {
+            rows: Array.from({ length: 4 }, () => ({
+              cells: [...defaultCells],
+            })),
+          },
+        ],
+      },
     ],
   };
 }
 
 export default class Notive {
   doc: Doc = defaultDoc();
-  gridsById = Object.fromEntries(this.doc.grids.map((grid) => [grid.id, grid]));
 
-  getGrid(id: string): Grid | undefined {
+  gridsById = Object.fromEntries(
+    this.doc.grids.map((grid) => [grid.id, renderGrid(grid)]),
+  );
+
+  selection?: Selection;
+
+  pendingSelection?: Selection;
+
+  getGrid(id: string): RenderedGrid | undefined {
     return this.gridsById[id];
   }
+
+  selectCell(gridId: string, cellRef: CellRef) {
+    const previousSelection = this.selection;
+    this.selection = new ActiveCellSelection(gridId, cellRef);
+
+    window.dispatchEvent(
+      new CustomEvent("ntv:selection-changed", {
+        detail: { selection: this.selection, previousSelection },
+      }),
+    );
+  }
 }
 
 window.notive = new Notive();
diff --git a/web/src/selection.ts b/web/src/selection.ts
new file mode 100644
index 0000000..88d394b
--- /dev/null
+++ b/web/src/selection.ts
@@ -0,0 +1,19 @@
+import { CellRef } from "./types";
+
+export abstract class Selection {
+  readonly gridId: string;
+  readonly activeCellRef: CellRef;
+
+  constructor(gridId: string, activeCellRef: CellRef) {
+    this.gridId = gridId;
+    this.activeCellRef = activeCellRef;
+  }
+}
+
+export class ActiveCellSelection extends Selection {}
+
+export class RangeSelection extends Selection {}
+
+export class AllSelection extends Selection {}
+
+export class PendingSelection extends Selection {}
diff --git a/web/vite.config.ts b/web/vite.config.ts
index d59c396..21088ad 100644
--- a/web/vite.config.ts
+++ b/web/vite.config.ts
@@ -1,3 +1,7 @@
-export default {
+import tailwindcss from "@tailwindcss/vite";
+import { defineConfig } from "vite";
+
+export default defineConfig({
   root: "src",
-};
+  plugins: [tailwindcss()],
+});