From 4492dbae63f8301a9575bbd5040a8d6ed0c741e9 Mon Sep 17 00:00:00 2001
From: Szymon Lesisz <sz.lesisz@gmail.com>
Date: Wed, 5 Dec 2018 14:12:23 +0100
Subject: [PATCH] feeLevels in ripple

---
 src/actions/ripple/SendFormActions.js         |  4 +-
 .../ripple/SendFormValidationActions.js       | 75 +++++++++++++++++--
 src/reducers/SendFormRippleReducer.js         |  4 +
 3 files changed, 75 insertions(+), 8 deletions(-)

diff --git a/src/actions/ripple/SendFormActions.js b/src/actions/ripple/SendFormActions.js
index ed80e0a8..17e9928d 100644
--- a/src/actions/ripple/SendFormActions.js
+++ b/src/actions/ripple/SendFormActions.js
@@ -45,7 +45,7 @@ export const observe = (prevState: ReducersState, action: Action): ThunkAction =
     // handle gasPrice update from backend
     // recalculate fee levels if needed
     if (action.type === BLOCKCHAIN.UPDATE_FEE) {
-        // dispatch(ValidationActions.onGasPriceUpdated(action.network, action.gasPrice));
+        dispatch(ValidationActions.onFeeUpdated(action.shortcut, action.fee));
         return;
     }
 
@@ -94,7 +94,7 @@ export const init = (): AsyncAction => async (dispatch: Dispatch, getState: GetS
         return;
     }
 
-    const feeLevels = ValidationActions.getFeeLevels(network.symbol);
+    const feeLevels = dispatch(ValidationActions.getFeeLevels(network.symbol));
     const selectedFeeLevel = ValidationActions.getSelectedFeeLevel(feeLevels, initialState.selectedFeeLevel);
 
     dispatch({
diff --git a/src/actions/ripple/SendFormValidationActions.js b/src/actions/ripple/SendFormValidationActions.js
index 2b4f194d..c573997a 100644
--- a/src/actions/ripple/SendFormValidationActions.js
+++ b/src/actions/ripple/SendFormValidationActions.js
@@ -1,6 +1,7 @@
 /* @flow */
 
 import BigNumber from 'bignumber.js';
+import * as SEND from 'actions/constants/send';
 import { findDevice, getPendingAmount } from 'reducers/utils';
 import { toDecimalAmount } from 'utils/formatUtils';
 
@@ -16,6 +17,47 @@ const XRP_ADDRESS_RE = new RegExp('^r[1-9A-HJ-NP-Za-km-z]{25,34}$');
 const NUMBER_RE: RegExp = new RegExp('^(0|0\\.([0-9]+)?|[1-9][0-9]*\\.?([0-9]+)?|\\.[0-9]+)$');
 const XRP_6_RE = new RegExp('^(0|0\\.([0-9]{0,6})?|[1-9][0-9]*\\.?([0-9]{0,6})?|\\.[0-9]{0,6})$');
 
+/*
+* Called from SendFormActions.observe
+* Reaction for BLOCKCHAIN.FEE_UPDATED action
+*/
+export const onFeeUpdated = (network: string, fee: string): PayloadAction<void> => (dispatch: Dispatch, getState: GetState): void => {
+    const state = getState().sendFormRipple;
+    if (network === state.networkSymbol) return;
+
+
+    if (!state.untouched) {
+        // if there is a transaction draft let the user know
+        // and let him update manually
+        dispatch({
+            type: SEND.CHANGE,
+            networkType: 'ripple',
+            state: {
+                ...state,
+                feeNeedsUpdate: true,
+                recommendedFee: fee,
+            },
+        });
+        return;
+    }
+
+    // automatically update feeLevels and gasPrice
+    const feeLevels = dispatch(getFeeLevels(state.networkSymbol));
+    const selectedFeeLevel = getSelectedFeeLevel(feeLevels, state.selectedFeeLevel);
+    dispatch({
+        type: SEND.CHANGE,
+        networkType: 'ripple',
+        state: {
+            ...state,
+            feeNeedsUpdate: false,
+            recommendedFee: fee,
+            gasPrice: selectedFeeLevel.gasPrice,
+            feeLevels,
+            selectedFeeLevel,
+        },
+    });
+};
+
 /*
 * Recalculate amount, total and fees
 */
@@ -170,13 +212,34 @@ const calculateMaxAmount = (balance: BigNumber, fee: string): string => {
     }
 };
 
-export const getFeeLevels = (shortcut: string): Array<FeeLevel> => ([
-    {
+export const getFeeLevels = (symbol: string): PayloadAction<Array<FeeLevel>> => (dispatch: Dispatch, getState: GetState): Array<FeeLevel> => {
+    const blockchain = getState().blockchain.find(b => b.shortcut === symbol.toLowerCase());
+    if (!blockchain) {
+        // return default fee levels (TODO: get them from config)
+        return [{
+            value: 'Normal',
+            gasPrice: '0.000012',
+            label: `0.000012 ${symbol}`,
+        }];
+    }
+
+    const xrpDrops = toDecimalAmount(blockchain.fee, 6);
+
+    // TODO: calc fee levels
+    return [{
         value: 'Normal',
-        gasPrice: '1',
-        label: `1 ${shortcut}`,
-    },
-]);
+        gasPrice: xrpDrops,
+        label: `${xrpDrops} ${symbol}`,
+    }];
+};
+
+// export const getFeeLevels = (shortcut: string): Array<FeeLevel> => ([
+//     {
+//         value: 'Normal',
+//         gasPrice: '1',
+//         label: `1 ${shortcut}`,
+//     },
+// ]);
 
 
 export const getSelectedFeeLevel = (feeLevels: Array<FeeLevel>, selected: FeeLevel): FeeLevel => {
diff --git a/src/reducers/SendFormRippleReducer.js b/src/reducers/SendFormRippleReducer.js
index 90af5cac..f340936c 100644
--- a/src/reducers/SendFormRippleReducer.js
+++ b/src/reducers/SendFormRippleReducer.js
@@ -24,6 +24,8 @@ export type State = {
     setMax: boolean;
     feeLevels: Array<FeeLevel>;
     selectedFeeLevel: FeeLevel;
+    recommendedFee: string;
+    feeNeedsUpdate: boolean;
     sequence: string;
     total: string;
 
@@ -51,6 +53,8 @@ export const initialState: State = {
         gasPrice: '0',
         value: 'Normal',
     },
+    recommendedFee: '0',
+    feeNeedsUpdate: false,
     sequence: '0',
     total: '0',