Initial commit - Core Cooldown v0.1.0

Portable Windows break timer to prevent RSI and eye strain.
Tauri v2 + Svelte 5 + Tailwind CSS v4. No installer, no telemetry,
no data leaves the machine. CC0 public domain.
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Your Name
2026-02-07 01:12:32 +02:00
commit 0cbd8abad4
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<script lang="ts">
import { invoke } from "@tauri-apps/api/core";
import { currentView } from "../stores/timer";
import { config } from "../stores/config";
import { fadeIn, inView, pressable, dragScroll } from "../utils/animate";
interface StatsSnapshot {
todayCompleted: number;
todaySkipped: number;
todaySnoozed: number;
todayBreakTimeSecs: number;
complianceRate: number;
currentStreak: number;
bestStreak: number;
}
interface DayRecord {
date: string;
breaksCompleted: number;
breaksSkipped: number;
breaksSnoozed: number;
totalBreakTimeSecs: number;
}
let stats = $state<StatsSnapshot | null>(null);
let history = $state<DayRecord[]>([]);
async function loadStats() {
try {
stats = await invoke<StatsSnapshot>("get_stats");
history = await invoke<DayRecord[]>("get_daily_history", { days: 7 });
} catch (e) {
console.error("Failed to load stats:", e);
}
}
$effect(() => {
loadStats();
});
function goBack() {
invoke("set_view", { view: "dashboard" });
currentView.set("dashboard");
}
const compliancePercent = $derived(
stats ? Math.round(stats.complianceRate * 100) : 100,
);
const breakTimeFormatted = $derived(() => {
if (!stats) return "0 min";
const mins = Math.floor(stats.todayBreakTimeSecs / 60);
if (mins < 60) return `${mins} min`;
const hrs = Math.floor(mins / 60);
const rem = mins % 60;
return `${hrs}h ${rem}m`;
});
// Chart rendering
let chartCanvas: HTMLCanvasElement | undefined = $state();
$effect(() => {
if (!chartCanvas || history.length === 0) return;
drawChart(chartCanvas, history);
});
function drawChart(canvas: HTMLCanvasElement, data: DayRecord[]) {
const ctx = canvas.getContext("2d");
if (!ctx) return;
const dpr = window.devicePixelRatio || 1;
const w = canvas.clientWidth;
const h = canvas.clientHeight;
canvas.width = w * dpr;
canvas.height = h * dpr;
ctx.scale(dpr, dpr);
ctx.clearRect(0, 0, w, h);
const maxBreaks = Math.max(1, ...data.map((d) => d.breaksCompleted + d.breaksSkipped));
const barWidth = Math.floor((w - 40) / data.length) - 8;
const barGap = 8;
const chartHeight = h - 30;
const accentColor = $config.accent_color || "#ff4d00";
data.forEach((day, i) => {
const x = 20 + i * (barWidth + barGap);
const total = day.breaksCompleted + day.breaksSkipped;
const completedH = total > 0 ? (day.breaksCompleted / maxBreaks) * chartHeight : 0;
const skippedH = total > 0 ? (day.breaksSkipped / maxBreaks) * chartHeight : 0;
// Completed bar
if (completedH > 0) {
ctx.fillStyle = accentColor;
ctx.beginPath();
const barY = chartHeight - completedH;
roundedRect(ctx, x, barY, barWidth, completedH, 4);
ctx.fill();
}
// Skipped bar (stacked on top)
if (skippedH > 0) {
ctx.fillStyle = "#333";
ctx.beginPath();
const barY = chartHeight - completedH - skippedH;
roundedRect(ctx, x, barY, barWidth, skippedH, 4);
ctx.fill();
}
// Day label
ctx.fillStyle = "#444";
ctx.font = "10px -apple-system, sans-serif";
ctx.textAlign = "center";
const label = day.date.slice(5); // "MM-DD"
ctx.fillText(label, x + barWidth / 2, h - 5);
});
}
function roundedRect(
ctx: CanvasRenderingContext2D,
x: number,
y: number,
w: number,
h: number,
r: number,
) {
r = Math.min(r, h / 2, w / 2);
ctx.moveTo(x + r, y);
ctx.lineTo(x + w - r, y);
ctx.quadraticCurveTo(x + w, y, x + w, y + r);
ctx.lineTo(x + w, y + h - r);
ctx.quadraticCurveTo(x + w, y + h, x + w - r, y + h);
ctx.lineTo(x + r, y + h);
ctx.quadraticCurveTo(x, y + h, x, y + h - r);
ctx.lineTo(x, y + r);
ctx.quadraticCurveTo(x, y, x + r, y);
}
</script>
<div class="flex h-full flex-col">
<!-- Header -->
<div
data-tauri-drag-region
class="flex items-center px-5 pt-5 pb-4"
use:fadeIn={{ duration: 0.4, y: 8 }}
>
<button
aria-label="Back to dashboard"
use:pressable
class="mr-3 flex h-8 w-8 items-center justify-center rounded-full
text-[#444] transition-colors hover:text-white"
onclick={goBack}
>
<svg
width="16"
height="16"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
stroke-width="2"
stroke-linecap="round"
stroke-linejoin="round"
>
<polyline points="15 18 9 12 15 6" />
</svg>
</button>
<h1
data-tauri-drag-region
class="flex-1 text-lg font-medium text-white"
>
Statistics
</h1>
</div>
<!-- Scrollable content -->
<div class="flex-1 overflow-y-auto px-5 pb-6" use:dragScroll>
<div class="space-y-3">
<!-- Today's summary -->
<section class="rounded-2xl p-5 backdrop-blur-xl" style="background: rgba(17,17,17,0.7);" use:inView={{ delay: 0 }}>
<h3
class="mb-4 text-[11px] font-medium tracking-[0.15em] text-[#666] uppercase"
>
Today
</h3>
<div class="grid grid-cols-2 gap-4">
<div class="text-center">
<div class="text-[28px] font-semibold text-white tabular-nums">
{stats?.todayCompleted ?? 0}
</div>
<div class="text-[11px] text-[#777]">Breaks taken</div>
</div>
<div class="text-center">
<div class="text-[28px] font-semibold tabular-nums"
style="color: {$config.accent_color}"
>
{compliancePercent}%
</div>
<div class="text-[11px] text-[#777]">Compliance</div>
</div>
<div class="text-center">
<div class="text-[28px] font-semibold text-white tabular-nums">
{breakTimeFormatted()}
</div>
<div class="text-[11px] text-[#777]">Break time</div>
</div>
<div class="text-center">
<div class="text-[28px] font-semibold text-white tabular-nums">
{stats?.todaySkipped ?? 0}
</div>
<div class="text-[11px] text-[#777]">Skipped</div>
</div>
</div>
</section>
<!-- Streak -->
<section class="rounded-2xl p-5 backdrop-blur-xl" style="background: rgba(17,17,17,0.7);" use:inView={{ delay: 0.06 }}>
<h3
class="mb-4 text-[11px] font-medium tracking-[0.15em] text-[#666] uppercase"
>
Streak
</h3>
<div class="flex items-center justify-between">
<div>
<div class="text-[13px] text-white">Current streak</div>
<div class="text-[11px] text-[#777]">Consecutive days with breaks</div>
</div>
<div class="text-[24px] font-semibold tabular-nums" style="color: {$config.accent_color}">
{stats?.currentStreak ?? 0}
</div>
</div>
<div class="my-4 h-px bg-[#161616]"></div>
<div class="flex items-center justify-between">
<div>
<div class="text-[13px] text-white">Best streak</div>
<div class="text-[11px] text-[#777]">All-time record</div>
</div>
<div class="text-[24px] font-semibold text-white tabular-nums">
{stats?.bestStreak ?? 0}
</div>
</div>
</section>
<!-- Weekly chart -->
<section class="rounded-2xl p-5 backdrop-blur-xl" style="background: rgba(17,17,17,0.7);" use:inView={{ delay: 0.12 }}>
<h3
class="mb-4 text-[11px] font-medium tracking-[0.15em] text-[#666] uppercase"
>
Last 7 Days
</h3>
<canvas
bind:this={chartCanvas}
class="h-[140px] w-full"
></canvas>
<div class="mt-3 flex items-center justify-center gap-4 text-[10px] text-[#777]">
<div class="flex items-center gap-1.5">
<div class="h-2 w-2 rounded-sm" style="background: {$config.accent_color}"></div>
Completed
</div>
<div class="flex items-center gap-1.5">
<div class="h-2 w-2 rounded-sm bg-[#333]"></div>
Skipped
</div>
</div>
</section>
</div>
</div>
</div>