3 files changed, 63 insertions, 26 deletions

diff --git a/fe/package-lock.json b/fe/package-lock.json
index 2c4146a..f74bf6c 100644
--- a/fe/package-lock.json
+++ b/fe/package-lock.json
@@ -7,6 +7,10 @@
     "": {
       "name": "fe",
       "version": "0.0.0",
+      "dependencies": {
+        "chart.js": "^4.4.2",
+        "svelte-chartjs": "^3.1.5"
+      },
       "devDependencies": {
         "@sveltejs/vite-plugin-svelte": "^3.0.2",
         "@tsconfig/svelte": "^5.0.2",
@@ -21,7 +25,6 @@
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/@ampproject/remapping/-/remapping-2.2.1.tgz",
       "integrity": "sha512-lFMjJTrFL3j7L9yBxwYfCq2k6qqwHyzuUl/XBnif78PWTJYyL/dfowQHWE3sp6U6ZzqWiiIZnpTMO96zhkjwtg==",
-      "dev": true,
       "dependencies": {
         "@jridgewell/gen-mapping": "^0.3.0",
         "@jridgewell/trace-mapping": "^0.3.9"
@@ -402,7 +405,6 @@
       "version": "0.3.3",
       "resolved": "https://registry.npmjs.org/@jridgewell/gen-mapping/-/gen-mapping-0.3.3.tgz",
       "integrity": "sha512-HLhSWOLRi875zjjMG/r+Nv0oCW8umGb0BgEhyX3dDX3egwZtB8PqLnjz3yedt8R5StBrzcg4aBpnh8UA9D1BoQ==",
-      "dev": true,
       "dependencies": {
         "@jridgewell/set-array": "^1.0.1",
         "@jridgewell/sourcemap-codec": "^1.4.10",
@@ -416,7 +418,6 @@
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/@jridgewell/resolve-uri/-/resolve-uri-3.1.2.tgz",
       "integrity": "sha512-bRISgCIjP20/tbWSPWMEi54QVPRZExkuD9lJL+UIxUKtwVJA8wW1Trb1jMs1RFXo1CBTNZ/5hpC9QvmKWdopKw==",
-      "dev": true,
       "engines": {
         "node": ">=6.0.0"
       }
@@ -425,7 +426,6 @@
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/@jridgewell/set-array/-/set-array-1.1.2.tgz",
       "integrity": "sha512-xnkseuNADM0gt2bs+BvhO0p78Mk762YnZdsuzFV018NoG1Sj1SCQvpSqa7XUaTam5vAGasABV9qXASMKnFMwMw==",
-      "dev": true,
       "engines": {
         "node": ">=6.0.0"
       }
@@ -433,19 +433,22 @@
     "node_modules/@jridgewell/sourcemap-codec": {
       "version": "1.4.15",
       "resolved": "https://registry.npmjs.org/@jridgewell/sourcemap-codec/-/sourcemap-codec-1.4.15.tgz",
-      "integrity": "sha512-eF2rxCRulEKXHTRiDrDy6erMYWqNw4LPdQ8UQA4huuxaQsVeRPFl2oM8oDGxMFhJUWZf9McpLtJasDDZb/Bpeg==",
-      "dev": true
+      "integrity": "sha512-eF2rxCRulEKXHTRiDrDy6erMYWqNw4LPdQ8UQA4huuxaQsVeRPFl2oM8oDGxMFhJUWZf9McpLtJasDDZb/Bpeg=="
     },
     "node_modules/@jridgewell/trace-mapping": {
       "version": "0.3.22",
       "resolved": "https://registry.npmjs.org/@jridgewell/trace-mapping/-/trace-mapping-0.3.22.tgz",
       "integrity": "sha512-Wf963MzWtA2sjrNt+g18IAln9lKnlRp+K2eH4jjIoF1wYeq3aMREpG09xhlhdzS0EjwU7qmUJYangWa+151vZw==",
-      "dev": true,
       "dependencies": {
         "@jridgewell/resolve-uri": "^3.1.0",
         "@jridgewell/sourcemap-codec": "^1.4.14"
       }
     },
+    "node_modules/@kurkle/color": {
+      "version": "0.3.2",
+      "resolved": "https://registry.npmjs.org/@kurkle/color/-/color-0.3.2.tgz",
+      "integrity": "sha512-fuscdXJ9G1qb7W8VdHi+IwRqij3lBkosAm4ydQtEmbY58OzHXqQhvlxqEkoz0yssNVn38bcpRWgA9PP+OGoisw=="
+    },
     "node_modules/@nodelib/fs.scandir": {
       "version": "2.1.5",
       "resolved": "https://registry.npmjs.org/@nodelib/fs.scandir/-/fs.scandir-2.1.5.tgz",
@@ -698,8 +701,7 @@
     "node_modules/@types/estree": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/@types/estree/-/estree-1.0.5.tgz",
-      "integrity": "sha512-/kYRxGDLWzHOB7q+wtSUQlFrtcdUccpfy+X+9iMBpHK8QLLhx2wIPYuS5DYtR9Wa/YlZAbIovy7qVdB1Aq6Lyw==",
-      "dev": true
+      "integrity": "sha512-/kYRxGDLWzHOB7q+wtSUQlFrtcdUccpfy+X+9iMBpHK8QLLhx2wIPYuS5DYtR9Wa/YlZAbIovy7qVdB1Aq6Lyw=="
     },
     "node_modules/@types/pug": {
       "version": "2.0.10",
@@ -711,7 +713,6 @@
       "version": "8.11.3",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.11.3.tgz",
       "integrity": "sha512-Y9rRfJG5jcKOE0CLisYbojUjIrIEE7AGMzA/Sm4BslANhbS+cDMpgBdcPT91oJ7OuJ9hYJBx59RjbhxVnrF8Xg==",
-      "dev": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -736,7 +737,6 @@
       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/aria-query/-/aria-query-5.3.0.tgz",
       "integrity": "sha512-b0P0sZPKtyu8HkeRAfCq0IfURZK+SuwMjY1UXGBU27wpAiTwQAIlq56IbIO+ytk/JjS1fMR14ee5WBBfKi5J6A==",
-      "dev": true,
       "dependencies": {
         "dequal": "^2.0.3"
       }
@@ -745,7 +745,6 @@
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/axobject-query/-/axobject-query-4.0.0.tgz",
       "integrity": "sha512-+60uv1hiVFhHZeO+Lz0RYzsVHy5Wr1ayX0mwda9KPDVLNJgZ1T9Ny7VmFbLDzxsH0D87I86vgj3gFrjTJUYznw==",
-      "dev": true,
       "dependencies": {
         "dequal": "^2.0.3"
       }
@@ -805,6 +804,17 @@
         "node": ">=6"
       }
     },
+    "node_modules/chart.js": {
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/chart.js/-/chart.js-4.4.2.tgz",
+      "integrity": "sha512-6GD7iKwFpP5kbSD4MeRRRlTnQvxfQREy36uEtm1hzHzcOqwWx0YEHuspuoNlslu+nciLIB7fjjsHkUv/FzFcOg==",
+      "dependencies": {
+        "@kurkle/color": "^0.3.0"
+      },
+      "engines": {
+        "pnpm": ">=8"
+      }
+    },
     "node_modules/chokidar": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.6.0.tgz",
@@ -833,7 +843,6 @@
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/code-red/-/code-red-1.0.4.tgz",
       "integrity": "sha512-7qJWqItLA8/VPVlKJlFXU+NBlo/qyfs39aJcuMT/2ere32ZqvF5OSxgdM5xOfJJ7O429gg2HM47y8v9P+9wrNw==",
-      "dev": true,
       "dependencies": {
         "@jridgewell/sourcemap-codec": "^1.4.15",
         "@types/estree": "^1.0.1",
@@ -852,7 +861,6 @@
       "version": "2.3.1",
       "resolved": "https://registry.npmjs.org/css-tree/-/css-tree-2.3.1.tgz",
       "integrity": "sha512-6Fv1DV/TYw//QF5IzQdqsNDjx/wc8TrMBZsqjL9eW01tWb7R7k/mq+/VXfJCl7SoD5emsJop9cOByJZfs8hYIw==",
-      "dev": true,
       "dependencies": {
         "mdn-data": "2.0.30",
         "source-map-js": "^1.0.1"
@@ -891,7 +899,6 @@
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/dequal/-/dequal-2.0.3.tgz",
       "integrity": "sha512-0je+qPKHEMohvfRTCEo3CrPG6cAzAYgmzKyxRiYSSDkS6eGJdyVJm7WaYA5ECaAD9wLB2T4EEeymA5aFVcYXCA==",
-      "dev": true,
       "engines": {
         "node": ">=6"
       }
@@ -953,7 +960,6 @@
       "version": "3.0.3",
       "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-3.0.3.tgz",
       "integrity": "sha512-7RUKfXgSMMkzt6ZuXmqapOurLGPPfgj6l9uRZ7lRGolvk0y2yocc35LdcxKC5PQZdn2DMqioAQ2NoWcrTKmm6g==",
-      "dev": true,
       "dependencies": {
         "@types/estree": "^1.0.0"
       }
@@ -1131,7 +1137,6 @@
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/is-reference/-/is-reference-3.0.2.tgz",
       "integrity": "sha512-v3rht/LgVcsdZa3O2Nqs+NMowLOxeOm7Ay9+/ARQ2F+qEoANRcqrjAZKGN0v8ymUetZGgkp26LTnGT7H0Qo9Pg==",
-      "dev": true,
       "dependencies": {
         "@types/estree": "*"
       }
@@ -1148,14 +1153,12 @@
     "node_modules/locate-character": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/locate-character/-/locate-character-3.0.0.tgz",
-      "integrity": "sha512-SW13ws7BjaeJ6p7Q6CO2nchbYEc3X3J6WrmTTDto7yMPqVSZTUyY5Tjbid+Ab8gLnATtygYtiDIJGQRRn2ZOiA==",
-      "dev": true
+      "integrity": "sha512-SW13ws7BjaeJ6p7Q6CO2nchbYEc3X3J6WrmTTDto7yMPqVSZTUyY5Tjbid+Ab8gLnATtygYtiDIJGQRRn2ZOiA=="
     },
     "node_modules/magic-string": {
       "version": "0.30.7",
       "resolved": "https://registry.npmjs.org/magic-string/-/magic-string-0.30.7.tgz",
       "integrity": "sha512-8vBuFF/I/+OSLRmdf2wwFCJCz+nSn0m6DPvGH1fS/KiQoSaR+sETbov0eIk9KhEKy8CYqIkIAnbohxT/4H0kuA==",
-      "dev": true,
       "dependencies": {
         "@jridgewell/sourcemap-codec": "^1.4.15"
       },
@@ -1166,8 +1169,7 @@
     "node_modules/mdn-data": {
       "version": "2.0.30",
       "resolved": "https://registry.npmjs.org/mdn-data/-/mdn-data-2.0.30.tgz",
-      "integrity": "sha512-GaqWWShW4kv/G9IEucWScBx9G1/vsFZZJUO+tD26M8J8z3Kw5RDQjaoZe03YAClgeS/SWPOcb4nkFBTEi5DUEA==",
-      "dev": true
+      "integrity": "sha512-GaqWWShW4kv/G9IEucWScBx9G1/vsFZZJUO+tD26M8J8z3Kw5RDQjaoZe03YAClgeS/SWPOcb4nkFBTEi5DUEA=="
     },
     "node_modules/merge2": {
       "version": "1.4.1",
@@ -1309,7 +1311,6 @@
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/periscopic/-/periscopic-3.1.0.tgz",
       "integrity": "sha512-vKiQ8RRtkl9P+r/+oefh25C3fhybptkHKCZSPlcXiJux2tJF55GnEj3BVn4A5gKfq9NWWXXrxkHBwVPUfH0opw==",
-      "dev": true,
       "dependencies": {
         "@types/estree": "^1.0.0",
         "estree-walker": "^3.0.0",
@@ -1523,7 +1524,6 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
       "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
-      "dev": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -1544,7 +1544,6 @@
       "version": "4.2.11",
       "resolved": "https://registry.npmjs.org/svelte/-/svelte-4.2.11.tgz",
       "integrity": "sha512-YIQk3J4X89wOLhjsqIW8tqY3JHPuBdtdOIkASP2PZeAMcSW9RsIjQzMesCrxOF3gdWYC0mKknlKF7OqmLM+Zqg==",
-      "dev": true,
       "dependencies": {
         "@ampproject/remapping": "^2.2.1",
         "@jridgewell/sourcemap-codec": "^1.4.15",
@@ -1565,6 +1564,15 @@
         "node": ">=16"
       }
     },
+    "node_modules/svelte-chartjs": {
+      "version": "3.1.5",
+      "resolved": "https://registry.npmjs.org/svelte-chartjs/-/svelte-chartjs-3.1.5.tgz",
+      "integrity": "sha512-ka2zh7v5FiwfAX1oMflZ0HkNkgjHjFqANgRyC+vNYXfxtx2ku68Zo+2KgbKeBH2nS1ThDqkIACPzGxy4T0UaoA==",
+      "peerDependencies": {
+        "chart.js": "^3.5.0 || ^4.0.0",
+        "svelte": "^4.0.0"
+      }
+    },
     "node_modules/svelte-check": {
       "version": "3.6.4",
       "resolved": "https://registry.npmjs.org/svelte-check/-/svelte-check-3.6.4.tgz",
diff --git a/fe/package.json b/fe/package.json
index 6bc8619..9c75965 100644
--- a/fe/package.json
+++ b/fe/package.json
@@ -17,5 +17,9 @@
     "tslib": "^2.6.2",
     "typescript": "^5.2.2",
     "vite": "^5.1.0"
+  },
+  "dependencies": {
+    "chart.js": "^4.4.2",
+    "svelte-chartjs": "^3.1.5"
   }
 }
diff --git a/fe/src/lib/DataView.svelte b/fe/src/lib/DataView.svelte
index 1458c9a..00ee21a 100644
--- a/fe/src/lib/DataView.svelte
+++ b/fe/src/lib/DataView.svelte
@@ -1,12 +1,16 @@
 <script lang="ts">
-  import { onMount } from "svelte";
+  import { onDestroy, onMount } from "svelte";
   import type { Statistic } from "../types";
   import { token, user } from "../stores/auth";
   import Table from "./Table.svelte";
+  import Chart from 'chart.js/auto';
 
   let json: Promise<any>;
   let showAddForm: boolean = false;
 
+  let canvasRef: HTMLCanvasElement;
+  let chart: any;
+
   let statistic: Statistic = newStatistic();
 
   async function fetchData() {
@@ -74,6 +78,26 @@
 
   onMount(() => {
     fetchData();
+    chart = new Chart(canvasRef, {
+        type: 'bar',
+        data: {
+            labels: ['one', 'two'],
+            datasets: [
+                {
+                    label: 'Water',
+                    data: [1, 2],
+                    backgroundColor: 'rgba(75, 192, 192, 0.2)',
+                    borderColor: 'rgba(75, 192, 192, 1)',
+                    borderWidth: 1
+                }
+            ]
+        }
+    });
+  });
+
+  onDestroy(() => {
+    if (chart) chart.destroy();
+    chart = null;
   });
 </script>
 
@@ -102,6 +126,7 @@
     </form>
   </dialog>
   <button on:click={handleClick}>Add</button>
+  <canvas bind:this={canvasRef} />
   {#await json then data}
     <Table {data} nofooter />
   {:catch error}