[TMA-527/506/523] Custom Moment Categories (#174)

* changed logic to allow ≥ 1 categories

* now using array of strings for moment categories

* updated error strings

* formatting and check for picker cancellation

* initial UI done

* cleaned up logic, added custom icon

* renamed onboarding stack to match main stack

* removed unused import

* deterministic color picker

* custom category defaults to selected instead of added

* removed function in route

1 files changed, 34 insertions, 24 deletions

diff --git a/src/components/onboarding/MomentCategory.tsx b/src/components/onboarding/MomentCategory.tsx
index 827ab207..97099b9e 100644
--- a/src/components/onboarding/MomentCategory.tsx
+++ b/src/components/onboarding/MomentCategory.tsx
@@ -1,19 +1,17 @@
-import * as React from 'react';
+import React from 'react';
 import {StyleSheet} from 'react-native';
 import {Image, Text} from 'react-native-animatable';
 import {TouchableOpacity} from 'react-native-gesture-handler';
 import LinearGradient from 'react-native-linear-gradient';
-import {BACKGROUND_GRADIENT_MAP} from '../../constants';
-import {MomentCategoryType} from '../../types';
+import {
+  BACKGROUND_GRADIENT_MAP,
+  MOMENT_CATEGORY_BG_COLORS,
+} from '../../constants';
 import {SCREEN_HEIGHT, SCREEN_WIDTH} from '../../utils';
 
 type MomentCategoryProps = {
-  categoryType: MomentCategoryType;
-  onSelect: (
-    category: MomentCategoryType,
-    isSelected: boolean,
-    isAdded: boolean,
-  ) => void;
+  categoryType: string;
+  onSelect: (category: string, isSelected: boolean, isAdded: boolean) => void;
   isSelected: boolean;
   isAdded: boolean;
 };
@@ -32,63 +30,75 @@ const MomentCategory: React.FC<MomentCategoryProps> = ({
   switch (categoryType) {
     case 'Friends':
       icon = require('../../assets/moment-categories/friends-icon.png');
-      bgColor = '#5E4AE4';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[0];
       break;
     case 'Adventure':
       icon = require('../../assets/moment-categories/adventure-icon.png');
-      bgColor = '#5044A6';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[1];
       break;
     case 'Photo Dump':
       icon = require('../../assets/moment-categories/photo-dump-icon.png');
-      bgColor = '#4755A1';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[2];
       break;
     case 'Food':
       icon = require('../../assets/moment-categories/food-icon.png');
-      bgColor = '#444BA8';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[3];
       break;
     case 'Music':
       icon = require('../../assets/moment-categories/music-icon.png');
-      bgColor = '#374898';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[4];
       break;
     case 'Art':
       icon = require('../../assets/moment-categories/art-icon.png');
-      bgColor = '#3F5C97';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[5];
       break;
     case 'Sports':
       icon = require('../../assets/moment-categories/sports-icon.png');
-      bgColor = '#3A649F';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[6];
       break;
     case 'Fashion':
       icon = require('../../assets/moment-categories/fashion-icon.png');
-      bgColor = '#386A95';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[7];
       break;
     case 'Travel':
       icon = require('../../assets/moment-categories/travel-icon.png');
-      bgColor = '#366D84';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[8];
       break;
     case 'Pets':
       icon = require('../../assets/moment-categories/pets-icon.png');
-      bgColor = '#335E76';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[9];
       break;
     case 'Fitness':
       icon = require('../../assets/moment-categories/fitness-icon.png');
-      bgColor = '#2E5471';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[10];
       break;
     case 'DIY':
       icon = require('../../assets/moment-categories/diy-icon.png');
-      bgColor = '#274765';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[11];
       break;
     case 'Nature':
       icon = require('../../assets/moment-categories/nature-icon.png');
-      bgColor = '#225363';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[12];
       break;
     case 'Early Life':
       icon = require('../../assets/moment-categories/early-life-icon.png');
-      bgColor = '#365F6A';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[13];
       break;
     case 'Beauty':
       icon = require('../../assets/moment-categories/beauty-icon.png');
-      bgColor = '#4E7175';
+      bgColor = MOMENT_CATEGORY_BG_COLORS[14];
+      break;
+    default:
+      // All custom categories
+      icon = require('../../assets/moment-categories/custom-icon.png');
+      // A quick deterministic "random" color picker by summing up ascii char codees
+      const charCodeSum = categoryType
+        .split('')
+        .reduce((acc: number, x: string) => acc + x.charCodeAt(0), 0);
+      bgColor =
+        MOMENT_CATEGORY_BG_COLORS[
+          charCodeSum % MOMENT_CATEGORY_BG_COLORS.length
+        ];
       break;
   }