feat: complete averages script

src/core/blitzkit/averageDefinitions/constants.ts

@@ -0,0 +1,12 @@
+import { AverageDefinitionsAllStats } from '.';
+
+import { emptyAllStats } from '../../blitzstars/getStatsInPeriod/constants';
+
+export const emptyAverageDefinitionsAllStats: AverageDefinitionsAllStats = {
+  ...emptyAllStats,
+  battle_life_time: 0,
+};
+
+export const averageDefinitionsAllStatsKeys = Object.keys(
+  emptyAverageDefinitionsAllStats,
+) as (keyof AverageDefinitionsAllStats)[];

src/core/blitzkit/averageDefinitions/index.ts

@@ -0,0 +1,28 @@
+import { AllStats } from '../../blitz/getAccountInfo';
+import { asset } from '../asset';
+import { fetchCdonLz4 } from '../fetchCdonLz4';
+
+export interface AverageDefinitionsAllStats extends AllStats {
+  battle_life_time: number;
+}
+
+export interface AverageDefinitions {
+  [id: number]: {
+    samples: number;
+
+    // average
+    mu: AverageDefinitionsAllStats;
+    // standard deviation
+    sigma: AverageDefinitionsAllStats;
+    // correlation coefficient
+    r: AverageDefinitionsAllStats;
+    // least squares regression line slope
+    m: AverageDefinitionsAllStats;
+    // least squares regression line y-intercept
+    b: AverageDefinitionsAllStats;
+  };
+}
+
+export const averageDefinitions = fetchCdonLz4<AverageDefinitions>(
+  asset('definitions/averages.cdon.lz4'),
+);