Initial commit

Made-with: Cursor

srde/miniprogram/pages/create/create.ts

@@ -0,0 +1,65 @@
+Page({
+  data: {
+    step: 1,
+    logic: '',
+    symbol: '',
+    direction: 'long' as 'long' | 'short',
+    entry_price: '',
+    stop_loss: '',
+    take_profit: '',
+    upPct: 0,
+    downPct: 0,
+    odds: '',
+    position_size: '',
+  },
+  onLogicInput(e: WechatMiniprogram.CustomEvent) {
+    this.setData({ logic: (e.detail.value as string).trim() });
+  },
+  onSymbolInput(e: WechatMiniprogram.CustomEvent) {
+    this.setData({ symbol: (e.detail.value as string).trim() });
+  },
+  setDir(e: WechatMiniprogram.CustomEvent) {
+    this.setData({ direction: e.currentTarget.dataset.dir as 'long' | 'short' });
+  },
+  onEntryInput(e: WechatMiniprogram.CustomEvent) {
+    this.setData({ entry_price: e.detail.value as string }, () => this.calc());
+  },
+  onStopInput(e: WechatMiniprogram.CustomEvent) {
+    this.setData({ stop_loss: e.detail.value as string }, () => this.calc());
+  },
+  onTpInput(e: WechatMiniprogram.CustomEvent) {
+    this.setData({ take_profit: e.detail.value as string }, () => this.calc());
+  },
+  calc() {
+    const { entry_price, stop_loss, take_profit, direction } = this.data;
+    const e = parseFloat(entry_price);
+    const s = parseFloat(stop_loss);
+    const t = parseFloat(take_profit);
+    if (!e || !s || !t) return;
+    const upPct = direction === 'long' ? ((t - e) / e * 100) : ((e - t) / e * 100);
+    const downPct = direction === 'long' ? ((e - s) / e * 100) : ((s - e) / e * 100);
+    const risk = direction === 'long' ? e - s : s - e;
+    const reward = direction === 'long' ? t - e : e - t;
+    const odds = risk > 0 && reward > 0 ? (reward / risk).toFixed(2) : '';
+    this.setData({ upPct: upPct.toFixed(1), downPct: downPct.toFixed(1), odds });
+  },
+  nextStep() {
+    const { step, logic } = this.data;
+    if (step === 1 && logic.length < 30) return;
+    if (step === 2) {
+      this.setData({ position_size: '0.5', odds: this.data.odds || '-' });
+    }
+    this.setData({ step: step + 1 });
+  },
+  prevStep() {
+    this.setData({ step: this.data.step - 1 });
+  },
+  onConfirm() {
+    wx.showLoading({ title: '提交中' });
+    setTimeout(() => {
+      wx.hideLoading();
+      wx.showToast({ title: '已创建' });
+      wx.navigateBack();
+    }, 800);
+  },
+});