202 lines
6.5 KiB
Vue
202 lines
6.5 KiB
Vue
<script setup lang="ts">
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import {computed, ref, watch} from 'vue';
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import {api} from '../services/api';
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const props = defineProps<{metricKey: string | null}>();
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const emit = defineEmits<{(e: 'close'): void}>();
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const mode = ref<'hourly' | 'daily'>('hourly');
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const rows = ref<any[]>([]);
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const W = 600, H = 200, PAD = 30;
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watch([() => props.metricKey, mode], async ([key]) => {
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if(!key) return;
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const past = new Date(), future = new Date();
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if(mode.value === 'hourly') {
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past.setHours(past.getHours() - 24, 0, 0, 0);
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future.setHours(future.getHours() + 24, 0, 0, 0);
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rows.value = await api.hourly(past, future, `time,${props.metricKey}`);
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} else {
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past.setDate(past.getDate() - 3);
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future.setDate(future.getDate() + 3);
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rows.value = await api.daily(past, future, `time,${props.metricKey}`);
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}
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}, {immediate: true});
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const now = new Date();
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const points = computed(() => {
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if(!rows.value.length || !props.metricKey) return [];
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return rows.value.map(r => ({
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t: new Date(r.time as string).getTime(),
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v: r[props.metricKey!] as number | null,
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})).filter(p => p.v != null);
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});
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const chart = computed(() => {
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const pts = points.value;
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if(!pts.length) return {minT:0, maxT:1, minV:0, maxV:1, path:{hist:'',fut:''}, currentX:0, dot:null as any, yLabels:[] as any[]};
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const ts = pts.map(p => p.t), vs = pts.map(p => p.v as number);
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const minT = Math.min(...ts), maxT = Math.max(...ts);
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const rawMin = Math.min(...vs), rawMax = Math.max(...vs);
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const pad = (rawMax - rawMin) * 0.1 || 1;
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const minV = rawMin - pad, maxV = rawMax + pad;
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const xOf = (t: number) => PAD + ((t - minT) / (maxT - minT || 1)) * (W - PAD * 2);
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const yOf = (v: number) => H - PAD - ((v - minV) / (maxV - minV || 1)) * (H - PAD * 2);
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const nowT = now.getTime();
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const currentX = Math.max(PAD, Math.min(W - PAD, xOf(nowT)));
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const hist = pts.filter(p => p.t <= nowT);
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const fut = pts.filter(p => p.t >= nowT);
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// stitch current point into both paths so lines meet
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const nearest = pts.reduce((a, b) => Math.abs(a.t - nowT) < Math.abs(b.t - nowT) ? a : b);
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const dot = {x: xOf(nearest.t), y: yOf(nearest.v as number), v: nearest.v};
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hist.push({t: nearest.t, v: nearest.v});
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const toPath = (arr: typeof pts) =>
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arr.map((p, i) => `${i===0?'M':'L'} ${xOf(p.t).toFixed(1)} ${yOf(p.v as number).toFixed(1)}`).join(' ');
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// y-axis labels (5 ticks)
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const yLabels = Array.from({length: 5}, (_, i) => {
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const frac = i / 4;
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const v = minV + frac * (maxV - minV);
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return {y: yOf(v), label: v.toFixed(1)};
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});
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// x-axis labels
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const xLabels: {x: number, label: string}[] = [];
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const span = maxT - minT;
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const tickCount = mode.value === 'hourly' ? 9 : 7;
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for(let i = 0; i <= tickCount; i++) {
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const t = minT + (i / tickCount) * span;
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const d = new Date(t);
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const label = mode.value === 'hourly'
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? d.toLocaleTimeString([], {hour: '2-digit', minute: '2-digit'})
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: d.toLocaleDateString([], {month: 'short', day: 'numeric'});
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xLabels.push({x: xOf(t), label});
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}
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return {minV, maxV, path: {hist: toPath(hist), fut: toPath(fut)}, currentX, dot, yLabels, xLabels};
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});
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</script>
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<style scoped lang="scss">
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.backdrop {
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position: fixed;
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inset: 0;
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background: rgba(0,0,0,0.6);
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z-index: 1000;
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display: flex;
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align-items: center;
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justify-content: center;
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padding: 16px;
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backdrop-filter: blur(4px);
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}
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.modal {
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background: var(--bg);
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border: 1px solid var(--border);
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border-radius: 16px;
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padding: 24px;
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width: 100%;
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max-width: 700px;
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}
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.modal-header {
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display: flex;
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align-items: center;
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justify-content: space-between;
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margin-bottom: 16px;
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.title { font-size: 16px; font-weight: 700; color: var(--text); text-transform: capitalize; }
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.close-btn {
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background: none;
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border: 1px solid var(--border);
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color: var(--text);
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border-radius: 8px;
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width: 32px;
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height: 32px;
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cursor: pointer;
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font-size: 16px;
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&:hover { background: var(--hover); }
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}
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}
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.mode-toggle {
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display: flex;
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gap: 6px;
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margin-bottom: 16px;
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button {
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font-size: 11px;
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padding: 4px 12px;
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border-radius: 6px;
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border: 1px solid var(--border);
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background: none;
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color: var(--text-muted);
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cursor: pointer;
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&.active { background: var(--accent); color: #fff; border-color: var(--accent); }
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}
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}
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.current-val {
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font-size: 13px;
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color: var(--text-muted);
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margin-bottom: 12px;
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span { color: var(--accent); font-weight: 700; }
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}
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svg { width: 100%; overflow: visible; }
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.tick-label {
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font-size: 9px;
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fill: var(--text-muted);
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}
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</style>
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<template>
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<Teleport to="body">
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<Transition name="fade">
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<div v-if="metricKey" class="backdrop" @click.self="emit('close')">
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<div class="modal">
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<div class="modal-header">
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<span class="title">{{ metricKey?.replace(/_/g, ' ') }}</span>
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<button class="close-btn" @click="emit('close')">✕</button>
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</div>
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<div class="mode-toggle">
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<button :class="{active: mode === 'hourly'}" @click="mode = 'hourly'">Hourly ±24h</button>
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<button :class="{active: mode === 'daily'}" @click="mode = 'daily'">Daily ±3d</button>
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</div>
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<div v-if="chart.dot" class="current-val">Now: <span>{{ (chart.dot.v as number).toFixed(2) }}</span></div>
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<svg :viewBox="`0 0 ${W} ${H}`" preserveAspectRatio="none">
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<!-- y-axis grid lines & labels -->
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<template v-for="tick in chart.yLabels" :key="tick.y">
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<line :x1="PAD" :y1="tick.y" :x2="W-PAD" :y2="tick.y" stroke="var(--border)" stroke-width="0.5" opacity="0.5"/>
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<text :x="PAD - 4" :y="tick.y + 3" text-anchor="end" class="tick-label">{{ tick.label }}</text>
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</template>
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<!-- x-axis labels -->
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<template v-for="tick in chart.xLabels" :key="tick.x">
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<text :x="tick.x" :y="H - 4" text-anchor="middle" class="tick-label">{{ tick.label }}</text>
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</template>
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<!-- axes -->
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<line :x1="PAD" :y1="PAD" :x2="PAD" :y2="H-PAD" stroke="var(--border)" stroke-width="1"/>
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<line :x1="PAD" :y1="H-PAD" :x2="W-PAD" :y2="H-PAD" stroke="var(--border)" stroke-width="1"/>
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<!-- now line -->
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<line :x1="chart.currentX" :y1="PAD" :x2="chart.currentX" :y2="H-PAD"
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stroke="var(--accent)" stroke-width="1" stroke-dasharray="3 2" opacity="0.6"/>
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<!-- historic solid -->
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<path :d="chart.path.hist" fill="none" stroke="var(--accent)" stroke-width="2"/>
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<!-- future dashed -->
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<path :d="chart.path.fut" fill="none" stroke="var(--accent)" stroke-width="2" stroke-dasharray="5 3" opacity="0.5"/>
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<!-- current dot -->
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<circle v-if="chart.dot" :cx="chart.dot.x" :cy="chart.dot.y" r="4" fill="var(--accent)"/>
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</svg>
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</div>
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</div>
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</Transition>
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</Teleport>
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</template>
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