feat: add increase decrease token percentage

.storybook/storybook.requires.js

@@ -117,6 +117,8 @@ const getStories = () => {
     './app/components/UI/Name/Name.stories.tsx': require('../app/components/UI/Name/Name.stories.tsx'),
     "./app/components/UI/SimulationDetails/SimulationDetails.stories.tsx": require("../app/components/UI/SimulationDetails/SimulationDetails.stories.tsx"),
     "./app/component-library/components-temp/CellSelectWithMenu/CellSelectWithMenu.stories.tsx": require("../app/component-library/components-temp/CellSelectWithMenu/CellSelectWithMenu.stories.tsx"),
+    './app/component-library/components-temp/Price/AggregatedPercentage/AggregatedPercentage.stories': require('../app/component-library/components-temp/Price/AggregatedPercentage/AggregatedPercentage.stories.js'),
+    './app/component-library/components-temp/Price/PercentageChange/PercentageChange.stories': require('../app/component-library/components-temp/Price/PercentageChange/PercentageChange.stories.tsx'),
   };
 };
 

app/component-library/components-temp/Price/AggregatedPercentage/AggregatedPercentage.stories.tsx

@@ -0,0 +1,63 @@
+import React from 'react';
+import { Provider } from 'react-redux';
+import AggregatedPercentage from './AggregatedPercentage';
+import { createStore } from 'redux';
+import initialBackgroundState from '../../../../util/test/initial-background-state.json';
+
+const mockInitialState = {
+  wizard: {
+    step: 1,
+  },
+  engine: {
+    backgroundState: initialBackgroundState,
+  },
+};
+
+const rootReducer = (state = mockInitialState) => state;
+const store = createStore(rootReducer);
+
+export default {
+  title: 'Component Library / AggregatedPercentage',
+  component: AggregatedPercentage,
+  decorators: [
+    (Story) => (
+      <Provider store={store}>
+        <Story />
+      </Provider>
+    ),
+  ],
+};
+
+const Template = (args) => <AggregatedPercentage {...args} />;
+
+export const Default = Template.bind({});
+Default.args = {
+  ethFiat: 1000,
+  tokenFiat: 500,
+  tokenFiat1dAgo: 950,
+  ethFiat1dAgo: 450,
+};
+
+export const NegativePercentageChange = Template.bind({});
+NegativePercentageChange.args = {
+  ethFiat: 900,
+  tokenFiat: 400,
+  tokenFiat1dAgo: 950,
+  ethFiat1dAgo: 1000,
+};
+
+export const PositivePercentageChange = Template.bind({});
+PositivePercentageChange.args = {
+  ethFiat: 1100,
+  tokenFiat: 600,
+  tokenFiat1dAgo: 500,
+  ethFiat1dAgo: 1000,
+};
+
+export const MixedPercentageChange = Template.bind({});
+MixedPercentageChange.args = {
+  ethFiat: 1050,
+  tokenFiat: 450,
+  tokenFiat1dAgo: 500,
+  ethFiat1dAgo: 1000,
+};

app/component-library/components-temp/Price/AggregatedPercentage/AggregatedPercentage.test.tsx

@@ -0,0 +1,70 @@
+import React from 'react';
+import { render } from '@testing-library/react-native';
+import AggregatedPercentage from './AggregatedPercentage';
+import { mockTheme } from '../../../../util/theme';
+import { useSelector } from 'react-redux';
+import { selectCurrentCurrency } from '../../../../selectors/currencyRateController';
+
+jest.mock('react-redux', () => ({
+  ...jest.requireActual('react-redux'),
+  useSelector: jest.fn(),
+}));
+describe('AggregatedPercentage', () => {
+  beforeEach(() => {
+    (useSelector as jest.Mock).mockImplementation((selector) => {
+      if (selector === selectCurrentCurrency) return 'USD';
+    });
+  });
+  afterEach(() => {
+    (useSelector as jest.Mock).mockClear();
+  });
+  it('should render correctly', () => {
+    const { toJSON } = render(
+      <AggregatedPercentage
+        ethFiat={100}
+        tokenFiat={100}
+        tokenFiat1dAgo={90}
+        ethFiat1dAgo={90}
+      />,
+    );
+    expect(toJSON()).toMatchSnapshot();
+  });
+
+  it('renders positive percentage change correctly', () => {
+    const { getByText } = render(
+      <AggregatedPercentage
+        ethFiat={200}
+        tokenFiat={300}
+        tokenFiat1dAgo={250}
+        ethFiat1dAgo={150}
+      />,
+    );
+
+    expect(getByText('(+25.00%)')).toBeTruthy();
+    expect(getByText('+100 USD')).toBeTruthy();
+
+    expect(getByText('(+25.00%)').props.style).toMatchObject({
+      color: mockTheme.colors.success.default,
+      textTransform: 'uppercase',
+    });
+  });
+
+  it('renders negative percentage change correctly', () => {
+    const { getByText } = render(
+      <AggregatedPercentage
+        ethFiat={150}
+        tokenFiat={200}
+        tokenFiat1dAgo={300}
+        ethFiat1dAgo={200}
+      />,
+    );
+
+    expect(getByText('(-30.00%)')).toBeTruthy();
+    expect(getByText('-150 USD')).toBeTruthy();
+
+    expect(getByText('(-30.00%)').props.style).toMatchObject({
+      color: mockTheme.colors.error.default,
+      textTransform: 'uppercase',
+    });
+  });
+});

app/component-library/components-temp/Price/AggregatedPercentage/AggregatedPercentage.tsx

@@ -0,0 +1,93 @@
+import React from 'react';
+import { fontStyles } from '../../../../styles/common';
+import Text from '../../../../component-library/components/Texts/Text';
+import { View, StyleSheet } from 'react-native';
+import { useTheme } from '../../../../util/theme';
+import { Colors } from '../../../../util/theme/models';
+import { renderFiat } from '../../../../util/number';
+import { useSelector } from 'react-redux';
+import { selectCurrentCurrency } from '../../../../selectors/currencyRateController';
+
+const createStyles = (colors: Colors) =>
+  StyleSheet.create({
+    wrapper: {
+      flexDirection: 'row',
+      alignItems: 'center',
+    },
+    balanceZeroStyle: {
+      color: colors.text.default,
+      ...fontStyles.normal,
+      textTransform: 'uppercase',
+    },
+    balancePositiveStyle: {
+      color: colors.success.default,
+      ...fontStyles.normal,
+      textTransform: 'uppercase',
+    },
+    balanceNegativeStyle: {
+      color: colors.error.default,
+      ...fontStyles.normal,
+      textTransform: 'uppercase',
+    },
+  });
+
+const isValidAmount = (amount: number | null | undefined): boolean =>
+  amount !== null && amount !== undefined && !Number.isNaN(amount);
+
+const AggregatedPercentage = ({
+  ethFiat,
+  tokenFiat,
+  tokenFiat1dAgo,
+  ethFiat1dAgo,
+}: {
+  ethFiat: number;
+  tokenFiat: number;
+  tokenFiat1dAgo: number;
+  ethFiat1dAgo: number;
+}) => {
+  const { colors } = useTheme();
+  const styles = createStyles(colors);
+  const currentCurrency = useSelector(selectCurrentCurrency);
+  const DECIMALS_TO_SHOW = 2;
+
+  const totalBalance = ethFiat + tokenFiat;
+  const totalBalance1dAgo = ethFiat1dAgo + tokenFiat1dAgo;
+
+  const amountChange = totalBalance - totalBalance1dAgo;
+
+  const percentageChange =
+    ((totalBalance - totalBalance1dAgo) / totalBalance1dAgo) * 100 || 0;
+
+  let percentageStyle = styles.balanceZeroStyle;
+
+  if (percentageChange === 0) {
+    percentageStyle = styles.balanceZeroStyle;
+  } else if (percentageChange > 0) {
+    percentageStyle = styles.balancePositiveStyle;
+  } else {
+    percentageStyle = styles.balanceNegativeStyle;
+  }
+
+  const formattedPercentage = isValidAmount(percentageChange)
+    ? `(${(percentageChange as number) >= 0 ? '+' : ''}${(
+        percentageChange as number
+      ).toFixed(2)}%)`
+    : '';
+
+  const formattedValuePrice = isValidAmount(amountChange)
+    ? `${(amountChange as number) >= 0 ? '+' : ''}${renderFiat(
+        amountChange,
+        currentCurrency,
+        DECIMALS_TO_SHOW,
+      )} `
+    : '';
+
+  return (
+    <View style={styles.wrapper}>
+      <Text style={percentageStyle}>{formattedValuePrice}</Text>
+      <Text style={percentageStyle}>{formattedPercentage}</Text>
+    </View>
+  );
+};
+
+export default AggregatedPercentage;

app/component-library/components-temp/Price/AggregatedPercentage/__snapshots__/AggregatedPercentage.test.tsx.snap

@@ -0,0 +1,45 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`AggregatedPercentage should render correctly 1`] = `
+<View
+  style={
+    {
+      "alignItems": "center",
+      "flexDirection": "row",
+    }
+  }
+>
+  <Text
+    accessibilityRole="text"
+    style={
+      {
+        "color": "#1c8234",
+        "fontFamily": "EuclidCircularB-Regular",
+        "fontSize": 14,
+        "fontWeight": "400",
+        "letterSpacing": 0,
+        "lineHeight": 22,
+        "textTransform": "uppercase",
+      }
+    }
+  >
+    +20 USD 
+  </Text>
+  <Text
+    accessibilityRole="text"
+    style={
+      {
+        "color": "#1c8234",
+        "fontFamily": "EuclidCircularB-Regular",
+        "fontSize": 14,
+        "fontWeight": "400",
+        "letterSpacing": 0,
+        "lineHeight": 22,
+        "textTransform": "uppercase",
+      }
+    }
+  >
+    (+11.11%)
+  </Text>
+</View>
+`;

app/component-library/components-temp/Price/AggregatedPercentage/index.ts

@@ -0,0 +1 @@
+export { default } from './AggregatedPercentage';

app/component-library/components-temp/Price/PercentageChange/PercentageChange.stories.tsx

@@ -0,0 +1,56 @@
+import React from 'react';
+import { Provider } from 'react-redux';
+import PercentageChange from './PercentageChange';
+import { createStore } from 'redux';
+import initialBackgroundState from '../../../../util/test/initial-background-state.json';
+
+const mockInitialState = {
+  wizard: {
+    step: 1,
+  },
+  engine: {
+    backgroundState: initialBackgroundState,
+  },
+};
+
+const rootReducer = (state = mockInitialState) => state;
+const store = createStore(rootReducer);
+
+export default {
+  title: 'Component Library / PercentageChange',
+  component: PercentageChange,
+  decorators: [
+    (Story) => (
+      <Provider store={store}>
+        <Story />
+      </Provider>
+    ),
+  ],
+};
+
+const Template = (args) => <PercentageChange {...args} />;
+
+export const Default = Template.bind({});
+Default.args = {
+  value: 0,
+};
+
+export const PositiveChange = Template.bind({});
+PositiveChange.args = {
+  value: 5.5,
+};
+
+export const NegativeChange = Template.bind({});
+NegativeChange.args = {
+  value: -3.75,
+};
+
+export const NoChange = Template.bind({});
+NoChange.args = {
+  value: 0,
+};
+
+export const InvalidValue = Template.bind({});
+InvalidValue.args = {
+  value: null,
+};

app/component-library/components-temp/Price/PercentageChange/PercentageChange.test.tsx

@@ -0,0 +1,42 @@
+import React from 'react';
+import { render } from '@testing-library/react-native';
+import PercentageChange from './PercentageChange';
+import { mockTheme } from '../../../../util/theme';
+
+describe('PercentageChange', () => {
+  it('should render correctly', () => {
+    const { toJSON } = render(<PercentageChange value={5.5} />);
+    expect(toJSON()).toMatchSnapshot();
+  });
+  it('displays a positive value correctly', () => {
+    const { getByText } = render(<PercentageChange value={5.5} />);
+    const positiveText = getByText('+5.50%');
+    expect(positiveText).toBeTruthy();
+    expect(positiveText.props.style).toMatchObject({
+      color: mockTheme.colors.success.default,
+      textTransform: 'uppercase',
+    });
+  });
+
+  it('displays a negative value correctly', () => {
+    const { getByText } = render(<PercentageChange value={-3.25} />);
+    const negativeText = getByText('-3.25%');
+    expect(negativeText).toBeTruthy();
+    expect(negativeText.props.style).toMatchObject({
+      color: mockTheme.colors.error.default,
+      textTransform: 'uppercase',
+    });
+  });
+
+  it('handles null value correctly', () => {
+    const { queryByText } = render(<PercentageChange value={null} />);
+    expect(queryByText(/\+/)).toBeNull();
+    expect(queryByText(/-/)).toBeNull();
+  });
+
+  it('handles undefined value correctly', () => {
+    const { queryByText } = render(<PercentageChange value={undefined} />);
+    expect(queryByText(/\+/)).toBeNull();
+    expect(queryByText(/-/)).toBeNull();
+  });
+});