From 6b6d919a04a356e6ba46c34d282e5b304d92e4c3 Mon Sep 17 00:00:00 2001
From: spacemeowx2 <spacemeowx2@gmail.com>
Date: Sun, 4 Dec 2022 03:19:32 +0800
Subject: [PATCH] feat(RankTracker): add timestamp

---
 deno.lock          |  1 +
 src/RankTracker.ts | 18 +++++++++++++++++-
 src/state.ts       |  4 ++--
 3 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/deno.lock b/deno.lock
index 4628b8a..27fbada 100644
--- a/deno.lock
+++ b/deno.lock
@@ -60,6 +60,7 @@
     "https://deno.land/x/msgpack@v1.4/utils/stream.ts": "1315e29af5c1a40d97bfa6f1c4f7f73d26067b912236f56851981f2f049500b8",
     "https://deno.land/x/msgpack@v1.4/utils/typedArrays.ts": "bb819c2f28cf7f85ed50b2e57f108462715555cc61ce315e8134cf1eef2ae662",
     "https://deno.land/x/msgpack@v1.4/utils/utf8.ts": "93183055a7a41986080eeb711e83d553e7c8b121642da4379a5adf253b7beefd",
+    "https://deno.land/x/murmurhash@v1.0.0/mod.ts": "13fd2c5534dfd22ffbfcd4255ea13e47a2f2b99e9c90a83dc43e814a0e278829",
     "https://deno.land/x/progress@v1.2.8/deps.ts": "e0abdc972a0c152508b28ced5ae9c4be26a5773f0aa4a3caa72371c84d2e28a2",
     "https://deno.land/x/progress@v1.2.8/mod.ts": "5ef7c7ff079d71effed5055666af81cc58a566bc98e2df8473526bd6457976c5",
     "https://deno.land/x/progress@v1.2.8/multi.ts": "392553552243204539d83ee53cadda990db20b1b421520411318ff9bd0320646",
diff --git a/src/RankTracker.ts b/src/RankTracker.ts
index 3892100..022f08a 100644
--- a/src/RankTracker.ts
+++ b/src/RankTracker.ts
@@ -81,6 +81,7 @@ export const RANK_PARAMS: RankParam[] = [{
 type Delta = {
   beforeGameId: string;
   gameId: string;
+  timestamp: number;
   rankAfter?: string;
   rankPoint: number;
   isPromotion: boolean;
@@ -91,7 +92,14 @@ type Delta = {
 // TODO: auto rank up using rank params and delta.
 function addRank(state: RankState, delta: Delta): RankState {
   const { rank, rankPoint } = state;
-  const { gameId, rankAfter, isPromotion, isRankUp, isChallengeFirst } = delta;
+  const {
+    gameId,
+    timestamp,
+    rankAfter,
+    isPromotion,
+    isRankUp,
+    isChallengeFirst,
+  } = delta;
 
   const rankIndex = RANK_PARAMS.findIndex((r) => r.rank === rank);
 
@@ -104,6 +112,7 @@ function addRank(state: RankState, delta: Delta): RankState {
   if (isChallengeFirst) {
     return {
       gameId,
+      timestamp,
       rank,
       rankPoint: rankPoint - rankParam.charge,
     };
@@ -112,6 +121,7 @@ function addRank(state: RankState, delta: Delta): RankState {
   // S+50 is the highest rank
   if (rankIndex === RANK_PARAMS.length - 1) {
     return {
+      timestamp,
       gameId,
       rank,
       rankPoint: Math.min(rankPoint + delta.rankPoint, rankParam.pointRange[1]),
@@ -123,6 +133,7 @@ function addRank(state: RankState, delta: Delta): RankState {
 
     return {
       gameId,
+      timestamp,
       rank: nextRankParam.rank,
       rankPoint: nextRankParam.pointRange[0],
     };
@@ -130,6 +141,7 @@ function addRank(state: RankState, delta: Delta): RankState {
 
   return {
     gameId,
+    timestamp,
     rank: rankAfter ?? rank,
     rankPoint: rankPoint + delta.rankPoint,
   };
@@ -147,6 +159,7 @@ const battleTime = (id: string) => {
 };
 
 type FlattenItem = {
+  id: string;
   gameId: string;
   time: Date;
   bankaraMatchChallenge: BankaraMatchChallenge | null;
@@ -177,6 +190,7 @@ function generateDeltaList(
     let delta: Delta = {
       beforeGameId,
       gameId: i.gameId,
+      timestamp: Math.floor(i.time.getTime() / 1000),
       rankPoint: 0,
       isPromotion: false,
       isRankUp: false,
@@ -230,6 +244,7 @@ function getRankState(i: FlattenItem): RankState {
   }
   return {
     gameId: i.gameId,
+    timestamp: Math.floor(i.time.getTime() / 1000),
     rank,
     rankPoint: -1,
   };
@@ -287,6 +302,7 @@ export class RankTracker {
         .flatMap(
           ({ historyDetails, bankaraMatchChallenge }) => {
             return historyDetails.nodes.map((j, index) => ({
+              id: j.id,
               time: battleTime(j.id),
               gameId: gameId(j.id),
               bankaraMatchChallenge,
diff --git a/src/state.ts b/src/state.ts
index 9a07a02..7ddeb6f 100644
--- a/src/state.ts
+++ b/src/state.ts
@@ -8,9 +8,9 @@ export type LoginState = {
 };
 export type RankState = {
   // generated by gameId(battle.id)
-  // TODO: If the gameId does not exist, the tracker will assume that the user has
-  // not played a bankara match. And it will start tracking from the first match
   gameId: string;
+  // extract from battle.id
+  timestamp?: number;
   // C-, B, A+, S, S+0, S+12
   rank: string;
   rankPoint: number;