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| 1 | +const FILE = "jwalk.json"; |
| 2 | +const DEFAULTS = { |
| 3 | + totalDuration: 30, |
| 4 | + intervalDuration: 3, |
| 5 | + startMode: 0 |
| 6 | +}; |
| 7 | + |
| 8 | +const PAUSE_BEEP_DURATION = 1000; |
| 9 | +const SECOND_BEEP_DURATION = 500; |
| 10 | +const MESSAGE_DISPLAY_DURATION = 1500; |
| 11 | +const FONT_SIZE_TIME = 40; |
| 12 | +const FONT_SIZE_BACKGROUND = 2; |
| 13 | +const FONT_SIZE_PAUSE = 15; |
| 14 | +const CIRCLE_RADIUS = 5; |
| 15 | +const TRIANGLE_OFFSET = 6; |
| 16 | + |
| 17 | +// Load settings |
| 18 | +var settings = require("Storage").readJSON(FILE, 1) || DEFAULTS; |
| 19 | + |
| 20 | +// App state |
| 21 | +var state = { |
| 22 | + remainingTotal: settings.totalDuration * 60, |
| 23 | + intervalDuration: settings.intervalDuration * 60, |
| 24 | + remainingInterval: 0, |
| 25 | + intervalEnd: 0, |
| 26 | + paused: false, |
| 27 | + currentMode: settings.startMode === 1 ? "Intense" : "Relax" |
| 28 | +}; |
| 29 | + |
| 30 | +var drawTimerInterval; |
| 31 | +var cachedLeftTime = ""; |
| 32 | + |
| 33 | +function formatTime(seconds) { |
| 34 | + var mins = Math.floor(seconds / 60); |
| 35 | + var secs = (seconds % 60).toString().padStart(2, '0'); |
| 36 | + return `${mins}:${secs}`; |
| 37 | +} |
| 38 | + |
| 39 | +function updateCachedLeftTime() { |
| 40 | + cachedLeftTime = "Left: " + formatTime(state.remainingTotal); |
| 41 | +} |
| 42 | + |
| 43 | +function getTimeStr() { |
| 44 | + var d = new Date(); |
| 45 | + return `${d.getHours().toString().padStart(2, '0')}:${d.getMinutes().toString().padStart(2, '0')}`; |
| 46 | +} |
| 47 | + |
| 48 | + |
| 49 | +function drawUI() { |
| 50 | + var y = Bangle.appRect.y + 8; |
| 51 | + g.reset().setBgColor(g.theme.bg).clearRect(Bangle.appRect); |
| 52 | + |
| 53 | + // Background |
| 54 | + g.setColor(g.theme.bg); |
| 55 | + g.fillRect(0, y + 25, g.getWidth(), g.getHeight()); |
| 56 | + |
| 57 | + g.setColor(g.theme.fg); |
| 58 | + |
| 59 | + var displayInterval = state.paused |
| 60 | + ? state.remainingInterval |
| 61 | + : Math.max(0, Math.floor((state.intervalEnd - Date.now()) / 1000)); |
| 62 | + |
| 63 | + g.setFont("Vector", FONT_SIZE_TIME); |
| 64 | + g.setFontAlign(0, 0); |
| 65 | + g.drawString(formatTime(displayInterval), g.getWidth() / 2, y + 70); |
| 66 | + |
| 67 | + var cy = y + 100; |
| 68 | + if (state.paused) { |
| 69 | + g.setFont("Vector", FONT_SIZE_PAUSE); |
| 70 | + g.drawString("PAUSED", g.getWidth() / 2, cy); |
| 71 | + } else { |
| 72 | + var cx = g.getWidth() / 2; |
| 73 | + // Use accent color for mode indicators for nice contrast |
| 74 | + g.setColor(g.theme.accent || g.theme.fg2 || g.theme.fg); |
| 75 | + |
| 76 | + if (state.currentMode === "Relax") { |
| 77 | + g.fillCircle(cx, cy, CIRCLE_RADIUS); |
| 78 | + } else { |
| 79 | + g.fillPoly([ |
| 80 | + cx, cy - TRIANGLE_OFFSET, |
| 81 | + cx - TRIANGLE_OFFSET, cy + TRIANGLE_OFFSET, |
| 82 | + cx + TRIANGLE_OFFSET, cy + TRIANGLE_OFFSET |
| 83 | + ]); |
| 84 | + } |
| 85 | + |
| 86 | + // Reset to normal fg for text below |
| 87 | + g.setColor(g.theme.fg); |
| 88 | + } |
| 89 | + |
| 90 | + g.setFont("6x8", FONT_SIZE_BACKGROUND); |
| 91 | + g.setFontAlign(0, -1); |
| 92 | + g.drawString(state.currentMode, g.getWidth() / 2, y + 15); |
| 93 | + |
| 94 | + g.drawString(cachedLeftTime, g.getWidth() / 2, cy + 15); |
| 95 | + |
| 96 | + g.setFontAlign(1, 0); |
| 97 | + g.drawString(getTimeStr(), g.getWidth() - 4, y); |
| 98 | + |
| 99 | + |
| 100 | + |
| 101 | + g.flip(); |
| 102 | +} |
| 103 | + |
| 104 | +function toggleMode() { |
| 105 | + state.currentMode = state.currentMode === "Relax" ? "Intense" : "Relax"; |
| 106 | + Bangle.buzz(); |
| 107 | +} |
| 108 | + |
| 109 | +function startNextInterval() { |
| 110 | + if (state.remainingTotal <= 0) { |
| 111 | + clearInterval(drawTimerInterval); |
| 112 | + Bangle.buzz(PAUSE_BEEP_DURATION); |
| 113 | + setTimeout(() => Bangle.buzz(SECOND_BEEP_DURATION), MESSAGE_DISPLAY_DURATION); |
| 114 | + E.showMessage("Done!"); |
| 115 | + return; |
| 116 | + } |
| 117 | + |
| 118 | + state.remainingInterval = Math.min(state.intervalDuration, state.remainingTotal); |
| 119 | + state.remainingTotal -= state.remainingInterval; |
| 120 | + updateCachedLeftTime(); |
| 121 | + state.intervalEnd = Date.now() + state.remainingInterval * 1000; |
| 122 | +} |
| 123 | + |
| 124 | +function tick() { |
| 125 | + if (!state.paused) { |
| 126 | + if ((state.intervalEnd - Date.now()) / 1000 <= 0) { |
| 127 | + toggleMode(); |
| 128 | + startNextInterval(); |
| 129 | + } |
| 130 | + } |
| 131 | + drawUI(); |
| 132 | +} |
| 133 | + |
| 134 | +function togglePause() { |
| 135 | + if (!state.paused) { |
| 136 | + state.remainingInterval = Math.max(0, Math.floor((state.intervalEnd - Date.now()) / 1000)); |
| 137 | + state.paused = true; |
| 138 | + } else { |
| 139 | + state.intervalEnd = Date.now() + state.remainingInterval * 1000; |
| 140 | + state.paused = false; |
| 141 | + } |
| 142 | + drawUI(); |
| 143 | +} |
| 144 | + |
| 145 | +// Button / touch handlers |
| 146 | +Bangle.on("touch", togglePause); |
| 147 | + |
| 148 | +Bangle.loadWidgets(); |
| 149 | +Bangle.drawWidgets(); |
| 150 | + |
| 151 | +startNextInterval(); |
| 152 | +drawUI(); |
| 153 | +drawTimerInterval = setInterval(tick, 1000); |
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