rate limit DCA

2025-03-19 20:27:10 -04:00
parent cd84e7c3c9
commit 8750951de5
14 changed files with 651 additions and 325 deletions
--- a/src/charts/chart.js
+++ b/src/charts/chart.js
@@ -1,6 +1,6 @@
 import {useChartOrderStore} from "@/orderbuild.js";
 import {invokeCallbacks, prototype} from "@/common.js";
-import {DataFeed, feelessTickerKey, getAllSymbols, lookupSymbol} from "@/charts/datafeed.js";
+import {DataFeed, defaultSymbol, feelessTickerKey, getAllSymbols, lookupSymbol} from "@/charts/datafeed.js";
 import {intervalToSeconds, SingletonCoroutine} from "@/misc.js";
 import {usePrefStore, useStore} from "@/store/store.js";
 import {tvCustomThemes} from "../../theme.js";
@@ -24,9 +24,10 @@ export function removeSymbolChangedCallback(cb) {
 }

 function symbolChanged(symbol) {
-    const info = symbol===null ? null : lookupSymbol(symbol.ticker)
+    const info = symbol===null ? (defaultSymbol===null?'default':defaultSymbol) : lookupSymbol(symbol.ticker)
    co.selectedSymbol = info
-    prefs.selectedTicker = info?.ticker
+    console.log('setting prefs ticker', info.ticker)
+    prefs.selectedTicker = info.ticker
    symbolChangedCbs.forEach((cb) => cb(info))
    updateFeeDropdown()
    console.log('symbol changed', info)
@@ -149,6 +150,7 @@ export function initWidget(el) {
        drawings_access: {type: 'white', tools: [],}, // show no tools
        custom_themes: tvCustomThemes,
        theme: useStore().theme,
+        timezone: prefs.timezone,

        // Chart Overrides
        // https://www.tradingview.com/charting-library-docs/latest/customization/overrides/chart-overrides
@@ -182,8 +184,7 @@ function initChart() {
    chart.onIntervalChanged().subscribe(null, changeInterval)
    chart.onDataLoaded().subscribe(null, dataLoaded)
    const tzapi = chart.getTimezoneApi();
-    tzapi.onTimezoneChanged().subscribe(null, (tz)=>{if (tz==='exchange') tz='Etc/UTC'; s.timeZone=tz})
-    s.timeZone = tzapi.getTimezone().id
+    tzapi.onTimezoneChanged().subscribe(null, (tz)=>{if (tz==='exchange') tz='Etc/UTC'; prefs.timezone=tz;})
    // chart.onHoveredSourceChanged().subscribe(null, ()=>console.log('hovered source changed', arguments))
    // chart.selection().onChanged().subscribe(null, s => console.log('selection', chart.selection().allSources()));
    const symbolExt = chart.symbolExt();
@@ -358,7 +359,7 @@ function doHandleCrosshairMovement(point) {
            const lpbe = shape._model._linePointBeingEdited
            points[lpbe] = point
            // console.log('drag calling onPoints', points, shape, lpbe)
-            invokeCallbacks(shapeCallbacks[shapeId], 'onPoints', shapeId, shape, points)
+            invokeCallbacks(shapeCallbacks[shapeId], 'onDrag', shapeId, shape, points)
        }
    }
    else if (draggingShapeIds.length > 0) {
--- a/src/charts/datafeed.js
+++ b/src/charts/datafeed.js
@@ -131,8 +131,13 @@ function addSymbol(chainId, p, base, quote, inverted) {
 	else
 		feeGroups[feelessKey] = [[symbolInfo.address, symbolInfo.fee]]
 	symbolInfo.feeGroup = feeGroups[feelessKey]
-	if (defaultSymbol===null && !invertedDefault(symbolInfo.base.a, symbolInfo.quote.a))
+	if (defaultSymbol===null) {
+		console.log(`invertedDefault(${symbolInfo.base.s}, ${symbolInfo.quote.s})`,invertedDefault(symbolInfo.base.a, symbolInfo.quote.a))
+	}
+	if (defaultSymbol===null && !invertedDefault(symbolInfo.base.a, symbolInfo.quote.a)) {
+		console.log('setting default symbol', symbolInfo.base.s, symbolInfo.quote.s, symbolInfo.base.a, symbolInfo.quote.a)
 		defaultSymbol = _symbols[ticker]
+	}
 	log('new symbol', ticker, _symbols[ticker])
 }

@@ -684,4 +689,4 @@ export const DataFeed = {


 let _rolloverBumper = null
-let defaultSymbol = null
+export let defaultSymbol = null
--- a/src/charts/shape.js
+++ b/src/charts/shape.js
@@ -36,6 +36,7 @@ export const ShapeType = {
    HLine: {name: 'Horizontal Line', code: 'horizontal_line', drawingProp: 'linetoolhorzline'},
    VLine: {name: 'Vertical Line', code: 'vertical_line', drawingProp: 'linetoolvertline'},
    PriceRange: {name: 'Price Range', code: 'price_range'},
+    DateRange: {name: 'Date Range', code: 'date_range', drawingProp: 'linetooldaterange'},
 }


@@ -335,6 +336,8 @@ export class Shape {

    onPoints(points) {} // the control points of an existing shape were changed

+    onDrag(points) { console.log('shape ondrag'); this.onPoints(points) }
+
    setProps(props) {
        if (!props || Object.keys(props).length===0) return
        if (this.debug) console.log('setProps', this.id, props)
@@ -384,7 +387,6 @@ export class Shape {
    onUndraw() {}  // drawing was canceled by clicking on a different tool
    onAddPoint() {}  // the user clicked a point while drawing (that point is added to the points list)
    onMove(points) {} // the shape was moved by dragging a drawing element not the control point
-    onDrag(points) {}
    onHide(props) {}
    onShow(props) {}
    onClick() {}  // the shape was selected
@@ -479,16 +481,6 @@ class ShapeTVCallbacks {


 export class Line extends Shape {
-    onDrag(points) {
-        const s = this.tvShape();
-        if (this.debug) {
-            console.log('shape', s.id, s)
-            console.log('currentMovingPoint', s._source.currentMovingPoint())
-            console.log('startMovingPoint', s._source.startMovingPoint())
-            console.log('isBeingEdited', s._source.isBeingEdited())
-            console.log('state', s._source.state())
-        }
-    }
 }


@@ -656,3 +648,17 @@ export class DLine extends Line {
    }
 */
 }
+
+
+export class DateRange extends Shape {
+    constructor(model, onModel=null, onDelete=null, props=null) {
+        super(ShapeType.DateRange, onModel, onDelete, props)
+    }
+
+
+    setModel(model) {
+        super.setModel(model);
+        if (model.startTime !== this.model.startTime || model.endTime !== this.model.endTime)
+            this.setPoints([{time: model.startTime}, {time: model.endTime}])
+    }
+}
--- a/src/components/AbsoluteTimeEntry.vue
+++ b/src/components/AbsoluteTimeEntry.vue
@@ -13,17 +13,17 @@
 </template>

 <script setup>
-import {useStore} from "@/store/store";
+import {usePrefStore, useStore} from "@/store/store";
 import {computed} from "vue";
 import {DateTime, Info} from "luxon";

-const s = useStore()
+const prefs = usePrefStore()
 const props = defineProps(['modelValue'])
 const emit = defineEmits(['update:modelValue'])

 const hideDetails = true

-const now = computed(()=>DateTime.fromSeconds(props.modelValue?props.modelValue:0).setZone(s.timeZone))
+const now = computed(()=>DateTime.fromSeconds(props.modelValue?props.modelValue:0).setZone(prefs.timezone))

 const year = computed({
  get() { return now.value.year },
--- a/src/components/Status.vue
+++ b/src/components/Status.vue
@@ -93,16 +93,9 @@
        <template v-for="(t, i) in item.order.tranches">
          <tr>
            <td class="text-right" colspan="2">
-              <div class="text-right">
-                <div v-if="s.clock < item.trancheStatus[i].startTime">
-                  Activates {{ timestampString(item.trancheStatus[i].startTime) }}
-                </div>
-                <div v-if="s.clock < item.trancheStatus[i].endTime && item.trancheStatus[i].endTime < DISTANT_FUTURE">
-                  Expires {{ timestampString(item.trancheStatus[i].endTime) }}
-                </div>
-              </div>
              <div>
-                <div class="mx-3" v-if="t.marketOrder">market order</div>
+                <div class="mx-3" v-if="t.marketOrder && t.rateLimitFraction === MAX_FRACTION">market order</div>
+                <div class="mx-3" v-if="t.marketOrder && t.rateLimitFraction < MAX_FRACTION">DCA {{Math.round(MAX_FRACTION/t.rateLimitFraction)}} parts</div>
                <line-price class="mx-3" v-if="!t.marketOrder"
                            :base="item.base" :quote="item.quote"
                            :b="t.minLine.intercept" :m="t.minLine.slope" :is-breakout="!item.minIsLimit"
@@ -112,7 +105,10 @@
                            :b="t.maxLine.intercept" :m="t.maxLine.slope" :is-breakout="item.minIsLimit"
                            :show-btn="true"/>
              </div>
-
+              <div class="text-right" v-if="item.state===OrderState.Open">
+                <div>{{ describeTrancheTime(item, i, true) }}</div>
+                <div>{{ describeTrancheTime(item, i, false) }}</div>
+              </div>
            </td>
            <td class="text-right">
              <suspense>
@@ -170,7 +166,7 @@ import {useStore} from "@/store/store";
 import {computed, defineAsyncComponent, onUnmounted, ref, watch} from "vue";
 import Btn from "@/components/Btn.vue"
 import {cancelOrder, useWalletStore} from "@/blockchain/wallet.js";
-import {DISTANT_FUTURE, isOpen, OrderState} from "@/blockchain/orderlib.js";
+import {DISTANT_FUTURE, isOpen, MAX_FRACTION, OrderState} from "@/blockchain/orderlib.js";
 import Pulse from "@/components/Pulse.vue";
 import {OrderShapes} from "@/charts/ordershapes.js";
 import {useChartOrderStore} from "@/orderbuild.js";
@@ -376,7 +372,6 @@ const orders = computed(()=>{
 function describeTrancheTime(st, trancheIndex, isStart) {
  const t = st.order.tranches[trancheIndex]
  const ts = st.trancheStatus[trancheIndex]
-  console.log('describeTT', t, ts)
  let result = ''
  if( t.minIsBarrier || t.maxIsBarrier )
    return 'barrier'
--- a/src/components/chart/BuilderFactory.vue
+++ b/src/components/chart/BuilderFactory.vue
@@ -4,10 +4,11 @@

 <script setup>
 import {computed} from "vue";
-import DCABuilder from "@/components/chart/DCABuilder.vue";
+import DateBuilder from "@/components/chart/DateBuilder.vue";
 import LimitBuilder from "@/components/chart/LimitBuilder.vue";
 import MarketBuilder from "@/components/chart/MarketBuilder.vue";
 import DiagonalBuilder from "@/components/chart/DiagonalBuilder.vue";
+import DCABuilder from "@/components/chart/DCABuilder.vue";

 const props = defineProps(['order', 'builder'])

@@ -21,6 +22,8 @@ const component = computed(()=>{
      return LimitBuilder
    case 'DiagonalBuilder':
      return DiagonalBuilder
+    case 'DateBuilder':
+      return DateBuilder
    default:
      console.error('Unknown builder component '+props.builder.component)
      return null
--- a/src/components/chart/BuilderPanel.vue
+++ b/src/components/chart/BuilderPanel.vue
@@ -2,17 +2,8 @@
  <row-bar :color="builder.color">
    <color-band :color="builder.color"/>
    <slot/>
-    <div class="align-self-center">
-      <v-menu>
-        <template v-slot:activator="{ props }">
-          <v-btn variant="plain" v-bind="props" icon="mdi-dots-vertical"/>
-        </template>
-        <v-list>
-<!--          <v-list-subheader :title="'Limit '+ (priceA?priceA.toPrecision(5):'')"/>-->
-          <v-list-item title="Delete" key="withdraw" value="withdraw" prepend-icon="mdi-delete" color="red"
-                       @click="deleteMyBuilder"/>
-        </v-list>
-      </v-menu>
+    <div class="align-self-center ml-auto mr-3 trashcan">
+      <v-btn icon="mdi-delete" @click="deleteMyBuilder"/>
    </div>
  </row-bar>
 </template>
@@ -60,5 +51,11 @@ function deleteMyBuilder() {
 </script>

 <style scoped lang="scss">
+@import "@/styles/vars";

+.trashcan {
+  :hover {
+    color: $red;
+  }
+}
 </style>
--- a/src/components/chart/ChartOrder.vue
+++ b/src/components/chart/ChartOrder.vue
@@ -3,33 +3,13 @@
  <row-bar :color="color">
    <color-band :color="color"/>
    <div style="width: 100%" class="justify-start align-content-start">
-      <v-text-field type="number" inputmode="numeric" pattern="[0-9]*\.?[0-9]*" v-model="order.amount" variant="outlined"
-                    density="compact"
-                    :hint="available" :persistent-hint="true"
-                    min="0"
-                    class="amount py-2" :color="color"
-                    :label="order.amountIsTokenA ? 'Amount':('Value in '+co.selectedSymbol.quote.s)"
-      >
-        <template #prepend>
-          <v-btn variant="outlined" :color="color" class="ml-3"
-              :text="(order.buy ? 'Buy ' : 'Sell ') + co.selectedSymbol.base.s"
-              @click="order.buy=!order.buy"/>
-        </template>
-        <template #prepend-inner>
-          <v-btn variant="text" text="max" class="px-0" size="small"
-                 :disabled="!maxAmount || order.amountIsTokenA===order.buy && !co.price" @click="setMax"/>
-        </template>
-        <template #append-inner>
-          <v-btn :text="order.amountIsTokenA?co.baseToken.s:co.quoteToken.s+' worth'"
-                 :color="color" variant="text" @click="toggleAmountToken"/>
-        </template>
-      </v-text-field>
+      <order-amount :order="props.order" :color="color"/>
      <template v-for="b in builders">
        <builder-factory :order="order" :builder="b"/>
      </template>
      <div class="my-3">
        <div v-if="order.builders.length===0">  <!--todo remove gralpha limitation of one builder-->
-          <v-tooltip text="Spread order across time" location="top">
+          <v-tooltip text="Up to 1000 equal parts spread across time" location="top">
            <template v-slot:activator="{ props }">
              <span v-bind="props">
                <v-btn :color="color" variant="text" prepend-icon="mdi-clock-outline" @click="build(order,'DCABuilder')">DCA</v-btn>
@@ -50,6 +30,13 @@
              </span>
            </template>
          </v-tooltip>
+          <v-tooltip text="Up to 10 weighted parts spaced out in time" location="top">
+            <template v-slot:activator="{ props }">
+              <span v-bind="props">
+                <v-btn :color="color" variant="text" prepend-icon="mdi-reorder-vertical" @click="build(order,'DateBuilder')">Dates</v-btn>
+              </span>
+            </template>
+          </v-tooltip>
          <v-tooltip text="Coming Soon! Stoplosses and Takeprofits" location="top">
            <template v-slot:activator="{ props }">
              <span v-bind="props">
@@ -69,13 +56,14 @@
 import BuilderFactory from "@/components/chart/BuilderFactory.vue";
 import {builderFuncs, newBuilder, orderFuncs, useChartOrderStore} from "@/orderbuild.js";
 import {useOrderStore, useStore} from "@/store/store.js";
-import {computed, onUnmounted, onUpdated, ref, watchEffect} from "vue";
-import {lightenColor, lightenColor2, toPrecision} from "@/misc.js";
+import {computed, onUnmounted, onUpdated, watchEffect} from "vue";
+import {toPrecision} from "@/misc.js";
 import {useTheme} from "vuetify";
 import RowBar from "@/components/chart/RowBar.vue";
 import ColorBand from "@/components/chart/ColorBand.vue";
 import Color from "color";
 import {newOrder} from "@/blockchain/orderlib.js";
+import OrderAmount from "@/components/chart/OrderAmount.vue";

 const props = defineProps(['order'])
 const s = useStore()
@@ -199,55 +187,5 @@ const color = computed(()=>new Color(props.order.buy?theme.value.colors.success:
 // const lightColorStyle = computed(() => { return {'background-color': lightColor.value} })
 // const faintColorStyle = computed(() => { return {'background-color': faintColor.value} })

-const inToken = computed( ()=>props.order.buy ? co.quoteToken : co.baseToken )
-const maxAmount = computed(()=>{
-  const token = inToken.value;
-  if (!token)
-    return null
-  const balance = s.balances[token.a]
-  if( !balance )
-    return null
-  const divisor = os.amountIsTotal ? 1 : os.tranches
-  return balance / 10**token.d / divisor
-})
-const available = computed(()=>{
-  const max = maxAmount.value
-  return max === null ? '' : `Available: ${maxAmount.value} ${tokenIn.value.s}`
-})
-
-const lastMaxValue = ref(-1)
-
-function setMax() {
-  let amount = maxAmount.value
-  if (amount) {
-    const order = props.order
-    const price = co.price
-    if (order.amountIsTokenA===order.buy) {
-      if (order.buy)
-        amount /= price
-      else
-        amount *= price
-    }
-    amount = Number(amount.toPrecision(7))
-    lastMaxValue.value = amount
-    order.amount = amount
-  }
-}
-
-function toggleAmountToken() {
-  const order = props.order
-  order.amountIsTokenA=!order.amountIsTokenA
-  if (order.amount === lastMaxValue.value)
-    setMax()
-}
-
 </script>

-<style scoped lang="scss">
-.amount {
-  max-width: 30em;
-  div.v-field {
-    padding-left: 0;
-  }
-}
-</style>
--- a/src/components/chart/DCABuilder.vue
+++ b/src/components/chart/DCABuilder.vue
@@ -1,248 +1,267 @@
 <template class="d-flex align-content-center flex-column" style="height: 100%; width: 100%;">
-  <rung-builder name='DCA' :order="order" :builder="builder" v-model="timeEndpoints"
-                :shape="VLine"
-                :mode="1" :flip="flipped" :orientation="0"
-                :get-model-value="getModelValue" :set-model-value="setModelValue"
-                :get-points-value="getPointsValue"
-                :set-values="setValues" :set-weights="setWeights"
-                :std-width="stdWidth" :build-tranches="buildTranches">
+    <builder-panel :order="order" :builder="builder" :build-tranches="buildTranches"
+                 :adjust-shapes="adjustShapes" :delete-shapes="deleteShapes">
+    <div class="d-flex flex-column" style="width: 100%;">
+      <div class="d-flex flex-row">
+        <div class="align-self-center">Start:</div>
+        <absolute-time-entry v-model="startTime"/>
+      </div>

-<!--
-    <v-list style="background-color: inherit">
-      <v-list-item v-for="t in absoluteTimes">{{t}}</v-list-item>
-    </v-list>
-->
+      <div class="d-flex flex-row">
+        <div>
+          <v-text-field label="Split into" type="number" variant="outlined"
+                        aria-valuemin="1" aria-valuemax="100" min="1" max="1000" step="1"
+                        v-model="parts" v-auto-select class="parts mr-3">
+            <template v-slot:append-inner>
+              parts
+            </template>
+          </v-text-field>
+        </div>

-    <table>
-      <tbody>
-      <tr>
-        <td>
-          <absolute-time-entry v-model="absTimeA"/>
-        </td>
-        <td class="weight">{{ weights.length ? allocationTexts[0] : '' }}</td>
-      </tr>
-      <tr v-if="weights.length>2" v-for="i in weights.length-2" class="ml-5"> <!-- vue uses 1-based loops -->
-        <td class="d-flex justify-end pr-3">{{ dateStrings[i] }}</td>
-        <td class="weight">{{ allocationTexts[i] }}</td>
-      </tr>
-      <tr v-if="weights.length>1">
-        <td>
-          <absolute-time-entry v-model="absTimeB"/>
-        </td>
-        <td class="weight">{{ allocationTexts[weights.length-1] }}</td>
-      </tr>
-      </tbody>
-    </table>
+        <div class="mr-3">
+          <order-amount :order="props.order" :multiplier="props.builder.tranches" :color="null" style="width: 20em"/>
+        </div>

-
-  </rung-builder>
+        <div>
+          <v-text-field type="number" variant="outlined" :min="1" v-model="displayedInterval" class="interval"
+                        :label="intervalIsTotal ? 'Total completion time' : 'Time between parts'" v-auto-select>
+            <template v-slot:prepend-inner>
+              <v-btn variant="outlined"
+                     :text="intervalIsTotal ? 'All within' : 'Spaced apart by'" class="within mr-2"
+                     style="width: 10em"
+                     @click="intervalIsTotal=!intervalIsTotal"/>
+            </template>
+            <template v-slot:append-inner>
+              <v-btn variant="outlined" :text="timeUnitsStr" style="width: 5em"
+                     @click="toggleTimeUnits" class="time-units"/>
+            </template>
+          </v-text-field>
+        </div>
+      </div>
+    </div>
+    </builder-panel>
 </template>

 <script setup>
-import {builderDefaults, DEFAULT_SLIPPAGE, MIN_EXECUTION_TIME, useChartOrderStore} from "@/orderbuild.js";
-import {allocationText, VLine} from "@/charts/shape.js";
-import {sideColor} from "@/misc.js";
-import {useOrderStore, useStore} from "@/store/store.js";
-import {DISTANT_FUTURE, MAX_FRACTION, newTranche} from "@/blockchain/orderlib.js";
-import RungBuilder from "@/components/chart/RungBuilder.vue";
+import {builderDefaults, DEFAULT_SLIPPAGE, useChartOrderStore} from "@/orderbuild.js";
+import {ShapeType} from "@/charts/shape.js";
+import {sideColor, vAutoSelect} from "@/misc.js";
+import {useStore} from "@/store/store.js";
 import {computed, ref, watchEffect} from "vue";
-import {chart, dragging} from "@/charts/chart.js";
+import {createShape, deleteShapeId, widget} from "@/charts/chart.js";
 import AbsoluteTimeEntry from "@/components/AbsoluteTimeEntry.vue";
-import {DateTime} from "luxon";
+import BuilderPanel from "@/components/chart/BuilderPanel.vue";
+import {ohlcStart} from "@/charts/chart-misc.js";
+import Color from "color";
+import OrderAmount from "@/components/chart/OrderAmount.vue";
+import {MAX_FRACTION, newTranche} from "@/blockchain/orderlib.js";

 const s = useStore()
-const os = useOrderStore()
 const co = useChartOrderStore()
 const props = defineProps(['order', 'builder'])
 const emit = defineEmits(['update:builder'])

-const minWidth = computed(()=>co.intervalSecs)
-const stdWidth = computed(()=>10 * minWidth.value)
-
 function computeDefaultColor() {
  const index = props.order.builders.indexOf(props.builder)
  return sideColor(props.order.buy, index)
 }

-const defaultColor = computeDefaultColor()
+const color = computed(()=>computeDefaultColor())
+
+const defaultTranches = 10

 builderDefaults(props.builder, {
-  timeA: s.clock, // todo relative 0
-  timeB: null,
+  startTime: s.clock, // todo relative 0
+  interval: co.intervalSecs,
+  tranches: defaultTranches,
+  percentage: 100/defaultTranches,
  // relative: true, // todo
  relative: false,
  slippage: DEFAULT_SLIPPAGE,
-  rungs: 1,
-  skew: 0,
-  color: defaultColor,
-  buy: true,
+  color: color.value,
+  valid: true,
 })

-const times = ref([])
-const weights = ref([])
-
-const amountSymbol = computed(()=>props.order.amountIsTokenA ? co.selectedSymbol.base.s : co.selectedSymbol.quote.s )
-const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w * props.order.amount, co.selectedSymbol.base.s, amountSymbol.value)))
-
-const endTimes = computed(()=>{
-  const ts = times.value
-  const window = Math.max(MIN_EXECUTION_TIME, Math.floor((ts[ts.length-1]-ts[0])/props.builder.rungs))
-  return ts.map((t)=>t+window)
-})
-const absoluteTimes = computed(()=>{
-  // console.log('absoluteTimes', props.builder.relative, times.value)
-  // if (!props.builder.relative)
-    return times.value
-  // const now = s.clock
-  // return times.value.map((t)=>now+t)
-})
-
-const dateStrings = computed(()=>absoluteTimes.value.map((t)=>{
-  const n = DateTime.fromSeconds(t).setZone(s.timeZone)
-  const y = n.toLocaleString({year:'numeric'})
-  const m = n.toLocaleString({month:'long'})
-  const d = n.toLocaleString({day:'numeric'})
-  const h = n.toLocaleString({hour:'numeric', minute:'numeric'})
-  return `${y} ${m} ${d} ${h}`
-}))
-
-watchEffect(()=>{
-  // auto scroll
-  if (!dragging && absoluteTimes.value.length) {
-    const endTime = absoluteTimes.value[absoluteTimes.value.length-1]
-    const range = chart.getVisibleRange()
-    const width = range.to - range.from
-    const now = s.clock
-    const extra = (Math.max(0,endTime - now) + stdWidth.value/2) / width
-    // console.log('visrange', range, width, absV)
-    if (range.to < endTime) {
-      // console.log('scrolling')
-      chart.setVisibleRange({from: now - width, to: now}, {
-        percentRightMargin: Math.round(100 * extra),
-        applyDefaultRightMargin: false
-      })
-    }
-  }
-})
-
-
-const absTimeA = computed({
-  get() { return _timeEndpoints.value[0] },
-  set(v) {
-    if (v!==null)
-      v = Number(v)
-    updateA(v)
-  }
-})
-const absTimeB = computed({
-  get() { return _timeEndpoints.value[1] },
-  set(v) {
-    if (v!==null)
-      v = Number(v)
-    updateB(v)
-  }
-})
-
-
-const _timeEndpoints = ref([props.builder.timeA, props.builder.timeB])
-const timeEndpoints = computed({
-  get() { return _timeEndpoints.value},
-  set(v) {
-    const [a, b] = v
-    update(a,b, true, true)
-  }
-})
-
-
-function updateA(a) {
-  update(a, _timeEndpoints.value[1], true, false)
-}
-
-
-function updateB(b) {
-  update(_timeEndpoints.value[0], b, false, true)
-}
-
-
-function update(a, b, updateA, updateB) {
-  if (updateA) {
-    const minB = a + minWidth.value
-    if (b < minB)
-      b = minB
-  }
-  if (updateB) {
-    const maxA = b - minWidth.value
-    if (a > maxA)
-      a = maxA
-  }
-  _timeEndpoints.value = [a, b]
-  const newBuilder = {...props.builder}
-  newBuilder.timeA = a
-  newBuilder.timeB = b
-  emit('update:builder', newBuilder)
-}
-
-const flipped = computed(()=>{
-  const a = props.builder.timeA
-  const b = props.builder.timeB
-  return a !== null && b !== null && a > b
-})
+function adjustShapes() {}

 function buildTranches() {
-  const order = props.order
-  const builder = props.builder
-  const tranches = []
  const warnings = []
-
-  console.log('buildTranches', builder, order, tranches)
-  const ts = times.value
-  const ets = endTimes.value
-  const ws = weights.value
-  console.log('buildTranches times ends weights', ts, ets, ws)
-  for(let i=0; i<ts.length; i++) {
-    const endTime = Math.max(ets[i],ts[i]+60);
-    console.log('time check', endTime, s.clock)
-    if (endTime <= s.clock)
-      warnings.push(`Tranche already expired at ${new Date(endTime*1000)}`)
-    const t = newTranche({
-      fraction: ws[i] * MAX_FRACTION,
-      startTime: ts[i],
-      endTime, // always give at least 60 seconds of window to execute
-      slippage: builder.slippage,
-    })
-    tranches.push(t)
+  let interval = props.builder.interval
+  let parts = props.builder.tranches
+  if (interval < 60) {
+    interval = 60
+    parts = (props.builder.endTime - props.builder.startTime) / interval
+    warnings.push(`DCA parts cannot be closer than one minute apart. Using ${parts} parts.`)
  }
+  const rate = Math.ceil(MAX_FRACTION / parts)
+  const endTime = Math.ceil(props.builder.endTime + 10*props.builder.tranches)
+  const startTime = Math.floor(props.builder.startTime);
+  const tranches = [newTranche({marketOrder:true,
+    startTime, endTime, rateLimitFraction: rate, rateLimitPeriod: Math.floor(interval)})]
  return {tranches, warnings}
 }

-
-function getModelValue(model) {
-  if(!model) {
-    console.log('getModelValue', model)
-    return null
+const parts = computed({
+  get() { return props.builder.tranches },
+  set(v) {
+    v = Number(v)
+    v = Math.max(1, Math.min(1000,v))
+    props.builder.tranches = v
+    let interval = (props.builder.endTime-props.builder.startTime) / v
+    if (interval < 60) {
+      interval = 60
+      props.builder.endTime = props.builder.startTime + interval * v
+      setPoints(null, true)
    }
-  return model.time
+  }
+})
+
+const intervalIsTotal = ref(false)
+const displayedInterval = computed({
+  get() {
+    let result = props.builder.interval / timeUnits[timeUnitIndex.value][1]
+    if (intervalIsTotal.value)
+      // express as per-part intervals
+      result *= props.builder.tranches
+    return result
+  },
+  set(v) {
+    v = Number(v)
+    let newValue = v * timeUnits[timeUnitIndex.value][1];
+    if (intervalIsTotal.value)
+        newValue /= props.builder.tranches
+    if (Math.abs(newValue - props.builder.interval) >= Number.EPSILON) {
+      props.builder.interval = newValue
+      props.builder.endTime = props.builder.startTime + newValue * props.builder.tranches
+      setPoints(null, true)
+    }
+  }
+})
+
+const timeUnits = [['minutes', 60], ['hours', 3600], ['days', 86400]]
+const _timeUnitIndex = ref(0);
+const timeUnitIndex = computed({
+  get() {return _timeUnitIndex.value},
+  set(v) {_timeUnitIndex.value = v % timeUnits.length}
+})
+const timeUnitsStr = computed(()=>timeUnits[timeUnitIndex.value][0])
+
+function toggleTimeUnits() {
+  timeUnitIndex.value += 1
 }

-function getPointsValue(points) {
-  return points[0].price
+const startTime = computed({
+  get() { return props.builder.relative ? s.clock + props.builder.startTime : props.builder.startTime },
+  set(v) {emitUpdate({startTime: v})}
+})
+
+const endTime = computed({
+  get() { return startTime.value + props.builder.interval * props.builder.tranches },
+  set(v) {
+    emitUpdate({endTime: v, interval: Math.abs(v - startTime.value)})
+  }
+})
+
+
+const barStart = computed(()=>ohlcStart(startTime.value, props.builder.interval))
+const barEnd = computed(()=>ohlcStart(endTime.value, props.builder.interval))
+let shapeWidth = barEnd.value - barStart.value // NOT reactively computed. We compare in onPoints()
+
+function emitUpdatedPoints(a, b) {
+  const updates = {}
+  if (a.time !== barStart.value)
+    updates.startTime = a.time
+  // only set the end if it was moved relative to the start
+  if (b.time - a.time === barEnd.value - barStart.value)
+      // the end has moved exactly the same amount as the start. add a relative amount.
+    updates.endTime = a.time + (endTime.value - startTime.value)
+  else
+    updates.endTime = b.time
+  updates.interval = (b.time - a.time) / props.builder.tranches
+  emitUpdate(updates)
 }

-function setModelValue(model, value) {
-  // console.log('DCA set model value', model, value)
-  // const v = value === null ? null : props.builder.relative ? s.clock + Math.round(value) : Math.round(value)
-  const v = value === null ? null : Math.round(value)
-  if (model.time !== v) {
-    // console.log('DCA do set time', v)
-    model.time = v
+function setPoints(points=null, shapeCorrectionNeeded=false) {
+  if (points === null)
+    points = [{time:props.builder.startTime}, {time:props.builder.endTime}]
+  let [a, b] = points
+  const period = co.intervalSecs;
+
+  if (b.time < a.time) {
+    [a, b] = [b, a]
+    shapeCorrectionNeeded = true
+  } else if (b.time === a.time) {
+    b.time = a.time + period
+    shapeCorrectionNeeded = true
+  }
+
+  const curBarStart = ohlcStart(s.clock, period);
+  if (a.time < curBarStart) {
+    const width = b.time - a.time;
+    a.time = s.clock
+    b.time = a.time + width
+    shapeCorrectionNeeded = true
+  }
+  emitUpdatedPoints(a, b);
+  if (shapeCorrectionNeeded) {
+    const [sa, sb] = shape.getPoints()
+    const aTime = ohlcStart(a.time, period);
+    const bTime = ohlcStart(b.time, period);
+    if (sa.time !== aTime || sb.time !== bTime) {
+      const aa = {time: aTime}
+      const bb = {time: bTime}
+      shape.setPoints([aa, bb])
+    }
  }
 }

-function setValues(values) {
-  times.value = values.map((t)=>Math.round(t))
+const callbacks = {
+  onDrag(shapeId, shape, points) {
+    let [a, b] = points
+    if (b.time < a.time)
+      [a, b] = [b, a]
+    emitUpdatedPoints(a, b)
+  },
+  onPoints(shapeId, shape, points) {
+    setPoints(points, shape);
+  },
 }

-function setWeights(ws) { weights.value = ws }
+function emitUpdate(changes) {
+  for (const [k, v] of Object.entries(changes))
+    props.builder[k] = v
+}
+
+const text = computed(()=>{
+  let msg = props.order.buy ? 'Buy ' : 'Sell '
+  msg += props.builder.tranches + ' parts'
+  return msg
+})
+
+let shapeId = createShape(ShapeType.DateRange, [{time:barStart.value}, {time:barEnd.value}], {}, callbacks)
+let shape = widget.activeChart().getShapeById(shapeId)
+function setProperties() {
+  const color = computeDefaultColor()
+  shape.setProperties({
+    extendTop: true,
+    extendBottom: true,
+    linecolor: color,
+    backgroundColor: new Color(color).alpha(0.2).toString(),
+    backgroundTransparency: 60,
+    customText: {
+      text: text.value,
+      visible: true,
+      color: color,
+    },
+  })
+}
+setProperties()
+
+watchEffect(setProperties)
+
+function deleteShapes() {
+  deleteShapeId(shapeId)
+}

 </script>

@@ -251,5 +270,11 @@ td.weight {
  padding-left: 1em;
  padding-right: 1em;
 }
+.parts {
+  width: 8em;
+}
+.interval {
+  width: 22em;
+}
 </style>

--- a/src/components/chart/DateBuilder.vue
+++ b/src/components/chart/DateBuilder.vue
@@ -0,0 +1,256 @@
+<template class="d-flex align-content-center flex-column" style="height: 100%; width: 100%;">
+  <rung-builder name='Dates' :order="order" :builder="builder" v-model="timeEndpoints"
+                :shape="VLine"
+                :mode="1" :flip="flipped" :orientation="0"
+                :get-model-value="getModelValue" :set-model-value="setModelValue"
+                :get-points-value="getPointsValue"
+                :set-values="setValues" :set-weights="setWeights"
+                :std-width="stdWidth" :build-tranches="buildTranches">
+
+<!--
+    <v-list style="background-color: inherit">
+      <v-list-item v-for="t in absoluteTimes">{{t}}</v-list-item>
+    </v-list>
+-->
+
+    <table>
+      <tbody>
+      <tr>
+        <td>
+          <absolute-time-entry v-model="absTimeA"/>
+        </td>
+        <td class="weight">{{ weights.length ? allocationTexts[0] : '' }}</td>
+      </tr>
+      <tr v-if="weights.length>2" v-for="i in weights.length-2" class="ml-5"> <!-- vue uses 1-based loops -->
+        <td class="d-flex justify-end pr-3">{{ dateStrings[i] }}</td>
+        <td class="weight">{{ allocationTexts[i] }}</td>
+      </tr>
+      <tr v-if="weights.length>1">
+        <td>
+          <absolute-time-entry v-model="absTimeB"/>
+        </td>
+        <td class="weight">{{ allocationTexts[weights.length-1] }}</td>
+      </tr>
+      </tbody>
+    </table>
+
+
+  </rung-builder>
+</template>
+
+<script setup>
+import {builderDefaults, DEFAULT_SLIPPAGE, MIN_EXECUTION_TIME, useChartOrderStore} from "@/orderbuild.js";
+import {allocationText, VLine} from "@/charts/shape.js";
+import {sideColor} from "@/misc.js";
+import {useOrderStore, usePrefStore, useStore} from "@/store/store.js";
+import {DISTANT_FUTURE, MAX_FRACTION, newTranche} from "@/blockchain/orderlib.js";
+import RungBuilder from "@/components/chart/RungBuilder.vue";
+import {computed, ref, watchEffect} from "vue";
+import {chart, dragging} from "@/charts/chart.js";
+import AbsoluteTimeEntry from "@/components/AbsoluteTimeEntry.vue";
+import {DateTime} from "luxon";
+
+const s = useStore()
+const os = useOrderStore()
+const co = useChartOrderStore()
+const prefs = usePrefStore()
+const props = defineProps(['order', 'builder'])
+const emit = defineEmits(['update:builder'])
+
+const minWidth = computed(()=>co.intervalSecs)
+const stdWidth = computed(()=>10 * minWidth.value)
+
+function computeDefaultColor() {
+  const index = props.order.builders.indexOf(props.builder)
+  return sideColor(props.order.buy, index)
+}
+
+const defaultColor = computeDefaultColor()
+
+builderDefaults(props.builder, {
+  timeA: s.clock, // todo relative 0
+  timeB: null,
+  // relative: true, // todo
+  relative: false,
+  slippage: DEFAULT_SLIPPAGE,
+  rungs: 1,
+  skew: 0,
+  color: defaultColor,
+  buy: true,
+})
+
+const times = ref([])
+const weights = ref([])
+
+const amountSymbol = computed(()=>props.order.amountIsTokenA ? co.selectedSymbol.base.s : co.selectedSymbol.quote.s )
+const allocationTexts = computed(()=>weights.value.map((w)=>allocationText(props.order.buy, w, w * props.order.amount, co.selectedSymbol.base.s, amountSymbol.value)))
+
+const endTimes = computed(()=>{
+  const ts = times.value
+  const window = Math.max(MIN_EXECUTION_TIME, Math.floor((ts[ts.length-1]-ts[0])/props.builder.rungs))
+  return ts.map((t)=>t+window)
+})
+const absoluteTimes = computed(()=>{
+  // console.log('absoluteTimes', props.builder.relative, times.value)
+  // if (!props.builder.relative)
+    return times.value
+  // const now = s.clock
+  // return times.value.map((t)=>now+t)
+})
+
+const dateStrings = computed(()=>absoluteTimes.value.map((t)=>{
+  const n = DateTime.fromSeconds(t).setZone(prefs.timezone)
+  const y = n.toLocaleString({year:'numeric'})
+  const m = n.toLocaleString({month:'long'})
+  const d = n.toLocaleString({day:'numeric'})
+  const h = n.toLocaleString({hour:'numeric', minute:'numeric'})
+  return `${y} ${m} ${d} ${h}`
+}))
+
+watchEffect(()=>{
+  // auto scroll
+  if (!dragging && absoluteTimes.value.length) {
+    const endTime = absoluteTimes.value[absoluteTimes.value.length-1]
+    const range = chart.getVisibleRange()
+    const width = range.to - range.from
+    const now = s.clock
+    const extra = (Math.max(0,endTime - now) + stdWidth.value/2) / width
+    // console.log('visrange', range, width, absV)
+    if (range.to < endTime) {
+      // console.log('scrolling')
+      chart.setVisibleRange({from: now - width, to: now}, {
+        percentRightMargin: Math.round(100 * extra),
+        applyDefaultRightMargin: false
+      })
+    }
+  }
+})
+
+
+const absTimeA = computed({
+  get() { return _timeEndpoints.value[0] },
+  set(v) {
+    if (v!==null)
+      v = Number(v)
+    updateA(v)
+  }
+})
+const absTimeB = computed({
+  get() { return _timeEndpoints.value[1] },
+  set(v) {
+    if (v!==null)
+      v = Number(v)
+    updateB(v)
+  }
+})
+
+
+const _timeEndpoints = ref([props.builder.timeA, props.builder.timeB])
+const timeEndpoints = computed({
+  get() { return _timeEndpoints.value},
+  set(v) {
+    const [a, b] = v
+    update(a,b, true, true)
+  }
+})
+
+
+function updateA(a) {
+  update(a, _timeEndpoints.value[1], true, false)
+}
+
+
+function updateB(b) {
+  update(_timeEndpoints.value[0], b, false, true)
+}
+
+
+function update(a, b, updateA, updateB) {
+  if (updateA) {
+    const minB = a + minWidth.value
+    if (b < minB)
+      b = minB
+  }
+  if (updateB) {
+    const maxA = b - minWidth.value
+    if (a > maxA)
+      a = maxA
+  }
+  _timeEndpoints.value = [a, b]
+  const newBuilder = {...props.builder}
+  newBuilder.timeA = a
+  newBuilder.timeB = b
+  emit('update:builder', newBuilder)
+}
+
+const flipped = computed(()=>{
+  const a = props.builder.timeA
+  const b = props.builder.timeB
+  return a !== null && b !== null && a > b
+})
+
+function buildTranches() {
+  const order = props.order
+  const builder = props.builder
+  const tranches = []
+  const warnings = []
+
+  console.log('buildTranches', builder, order, tranches)
+  const ts = times.value
+  const ets = endTimes.value
+  const ws = weights.value
+  console.log('buildTranches times ends weights', ts, ets, ws)
+  for(let i=0; i<ts.length; i++) {
+    const endTime = Math.max(ets[i],ts[i]+60);
+    console.log('time check', endTime, s.clock)
+    if (endTime <= s.clock)
+      warnings.push(`Tranche already expired at ${new Date(endTime*1000)}`)
+    const t = newTranche({
+      fraction: ws[i] * MAX_FRACTION,
+      startTime: ts[i],
+      endTime, // always give at least 60 seconds of window to execute
+      slippage: builder.slippage,
+    })
+    tranches.push(t)
+  }
+  return {tranches, warnings}
+}
+
+
+function getModelValue(model) {
+  if(!model) {
+    console.log('getModelValue', model)
+    return null
+  }
+  return model.time
+}
+
+function getPointsValue(points) {
+  return points[0].price
+}
+
+function setModelValue(model, value) {
+  // console.log('DCA set model value', model, value)
+  // const v = value === null ? null : props.builder.relative ? s.clock + Math.round(value) : Math.round(value)
+  const v = value === null ? null : Math.round(value)
+  if (model.time !== v) {
+    // console.log('DCA do set time', v)
+    model.time = v
+  }
+}
+
+function setValues(values) {
+  times.value = values.map((t)=>Math.round(t))
+}
+
+function setWeights(ws) { weights.value = ws }
+
+</script>
+
+<style scoped lang="scss">
+td.weight {
+  padding-left: 1em;
+  padding-right: 1em;
+}
+</style>
+
--- a/src/components/chart/OrderAmount.vue
+++ b/src/components/chart/OrderAmount.vue
@@ -0,0 +1,100 @@
+<template>
+  <v-text-field type="number" inputmode="numeric" pattern="[0-9]*\.?[0-9]*" v-model="amount" variant="outlined"
+                density="compact"
+                :hint="available" :persistent-hint="true"
+                min="0"
+                class="amount py-2" :color="color"
+                :label="props.order.amountIsTokenA ?
+                (multiplier ? 'Amount each' : 'Amount') :
+                ((multiplier ? 'Value each in ' : 'Value in ')+co.selectedSymbol.quote.s)">
+    <template #prepend>
+      <v-btn v-if="!multiplier"
+             variant="outlined" :color="color" class="ml-3"
+             :text="(props.order.buy ? 'Buy ' : 'Sell ') + co.selectedSymbol.base.s"
+             @click="props.order.buy=!props.order.buy"/>
+    </template>
+    <template #prepend-inner>
+      <v-btn variant="text" text="max" class="px-0" size="small"
+             :disabled="!maxAmount || props.order.amountIsTokenA===props.order.buy && !co.price" @click="setMax"/>
+    </template>
+    <template #append-inner>
+      <v-btn :text="props.order.amountIsTokenA?co.baseToken.s:co.quoteToken.s+' worth'"
+             :color="color" variant="text" @click="toggleAmountToken" style="width: 7em"/>
+    </template>
+  </v-text-field>
+</template>
+
+<script setup>
+import {useChartOrderStore} from "@/orderbuild.js";
+import {computed, ref} from "vue";
+import {useStore} from "@/store/store.js";
+
+const props = defineProps(['order', 'multiplier', 'color'])
+
+const s = useStore()
+const co = useChartOrderStore()
+
+const amount = computed({
+  get() {
+    let result = props.order.amount
+    if (result !== null && props.multiplier)
+      result /= props.multiplier
+    return result
+  },
+  set(v) {
+    if (v !== null && props.multiplier)
+      v *= props.multiplier
+    props.order.amount = v
+  }
+})
+
+const available = computed(()=>{
+  const max = maxAmount.value
+  return max === null ? '' : `Available: ${maxAmount.value} ${inToken.value.s}`
+})
+
+const inToken = computed( ()=>props.order.buy ? co.quoteToken : co.baseToken )
+
+const maxAmount = computed(()=>{
+  const token = inToken.value;
+  if (!token)
+    return null
+  const balance = s.balances[token.a]
+  if( !balance )
+    return null
+  return balance / 10**token.d
+})
+
+const lastMaxValue = ref(-1)
+
+function setMax() {
+  let amount = maxAmount.value
+  if (amount) {
+    const order = props.order
+    const price = co.price
+    if (order.amountIsTokenA===order.buy) {
+      if (order.buy)
+        amount /= price
+      else
+        amount *= price
+    }
+    amount = Number(amount.toPrecision(7))
+    lastMaxValue.value = amount
+    order.amount = amount
+  }
+}
+
+function toggleAmountToken() {
+  const order = props.order
+  order.amountIsTokenA=!order.amountIsTokenA
+  if (order.amount === lastMaxValue.value)
+    setMax()
+}
+
+</script>
+
+<style scoped lang="scss">
+.amount {
+  max-width: 30em;
+}
+</style>
--- a/src/misc.js
+++ b/src/misc.js
@@ -97,7 +97,7 @@ export function intervalString(seconds) {
 }

 export function timestampString(seconds) {
-    const date = DateTime.fromSeconds(seconds).setZone(useStore().timeZone)
+    const date = DateTime.fromSeconds(seconds).setZone(usePrefStore().timezone)
    return dateString(date)
 }

--- a/src/store/store.js
+++ b/src/store/store.js
@@ -38,7 +38,6 @@ const REQUIRE_APPROVAL = import.meta.env.VITE_REQUIRE_APPROVAL !== 'NO';
 export const useStore = defineStore('app', ()=> {
  const clock = ref(timestamp())  // the clock ticks infrequently enough to be mostly stable for user display
  setInterval(()=>clock.value=timestamp(), 10*1000)  // 10 secs
-  const timeZone = ref('Etc/UTC')

  const nav = ref(false) // controls opening navigation drawer
  const theme = ref('dark')
@@ -144,7 +143,7 @@ export const useStore = defineStore('app', ()=> {
    transactionSenders, errors, extraTokens, poolPrices, vaultBalances, orders, vault, version, upgrade, vaultOrders,
    tokens, factory, helper, theme,
    mockenv, mockCoins,
-    removeTransactionSender, error, closeError, addToken, clock, timeZone, balances,
+    removeTransactionSender, error, closeError, addToken, clock, balances,
    approved, regionApproved, walletApproved,
    getBalance
  }
@@ -215,7 +214,8 @@ export const usePrefStore = defineStore({
    const acceptedTos = ref('NO TOS ACCEPTED')
    const selectedTicker = ref(null)
    const selectedTimeframe = ref(null)
-    return {inverted, acceptedTos, selectedTicker, selectedTimeframe}
+    const timezone = ref('Etc/UTC')
+    return {inverted, acceptedTos, selectedTicker, selectedTimeframe, timezone}
  },
 })