line building fixes

src/orderbuild.js

@@ -138,45 +138,31 @@ export function linePointsValue(time0, price0, time1, price1, unixTime = null) {
 }
 
 
+export function applyLinePoint(tranche, symbol, buy, price0) {
+    price0 *= 10 ** symbol.decimals
+    if (symbol.inverted)
+        price0 = 1/price0
+    applyLine(tranche, symbol, buy, price0, 0)
+}
+
+
 export function applyLinePoints(tranche, symbol, buy, time0, price0, time1, price1) {
+    const scale = 10 ** symbol.decimals
+    price0 *= scale
+    price1 *= scale
+    if (symbol.inverted) {
+        price0 = 1/price0
+        price1 = 1/price1
+    }
     const [intercept, slope] = computeInterceptSlope(time0, price0, time1, price1);
     applyLine(tranche, symbol, buy, intercept, slope)
 }
 
 
-export function applyLineOld(tranche, intercept, slope, isMinimum = null) {
-    console.log('intercept, slope', intercept, slope)
-    // intercept and slope are still in "human" units of decimal-adjusted prices
-    const os = useOrderStore()
-    const route = os.route
-    const inverted = routeInverted(route)
-    const scale = 10 ** (os.tokenA.d - os.tokenB.d)
-    let m = inverted ? -scale / slope : slope / scale
-    let b = inverted ? scale / intercept : intercept / scale
-    const cur = b + timestamp() * m
-    console.log('inverted b, m, cur', inverted, b, m, cur)
-    m = encodeIEE754(m)
-    b = encodeIEE754(b)
-    if (isMinimum === null)
-        isMinimum = os.limitIsMinimum
-    console.log('limit is minimum', isMinimum)
-    if (isMinimum) {
-        tranche.minIntercept = b;
-        tranche.minSlope = m;
-    } else {
-        tranche.maxIntercept = b;
-        tranche.maxSlope = m;
-    }
-    tranche.marketOrder = false;
-}
-
-
-export function applyLine(tranche, symbol, buy, intercept, slope) {
-    console.log('applyLine', tranche, symbol, buy, intercept, slope)
-    const scale = 10 ** symbol.decimals
-    const inverted = symbol.inverted
-    let m = inverted ? -scale / slope : slope / scale
-    let b = inverted ? scale / intercept : intercept / scale
+function applyLine(tranche, symbol, buy, intercept, slope) {
+    let m = slope
+    let b = intercept
+    console.log('applyLine current line value', m*timestamp()+b, 1./(m*timestamp()+b))
     m = encodeIEE754(m)
     b = encodeIEE754(b)
     const isMinimum = symbol.inverted===buy;