feat: capture in-game battle damage statistics & add battle_report API endpoints

internal/common/battle_report_test.go

@@ -0,0 +1,103 @@
+package common
+
+import (
+	"os"
+	"testing"
+
+	goproto "gac-hkrpg-go/protocol/proto"
+)
+
+func TestBattleReportSerialization(t *testing.T) {
+	defer os.Remove(BattleReportFile)
+
+	stt := &goproto.BattleStatistics{
+		TotalBattleTurns: 12,
+		TotalAutoTurns:   0,
+		RoundCnt:         2,
+		CostTime:         45.5,
+		ChallengeScore:   1000,
+		BattleAvatarList: []*goproto.AvatarBattleInfo{
+			{
+				Id:               1310,
+				AvatarLevel:      80,
+				AvatarRank:       2,
+				TotalDamage:      500000,
+				TotalDamageTaken: 2500,
+				TotalHeal:        0,
+				TotalBreakDamage: 400000,
+				TotalTurns:       6,
+				AttackTypeDamage: []*goproto.AttackDamageProperty{
+					{AttackType: "Normal", Damage: 20000},
+					{AttackType: "BPSkill", Damage: 80000},
+					{AttackType: "BreakDamage", Damage: 400000},
+				},
+				AttackTypeMaxDamage: []*goproto.AttackDamageProperty{
+					{AttackType: "BreakDamage", Damage: 250000},
+				},
+				SkillTimes: []*goproto.SkillUseProperty{
+					{SkillId: 131001, SkillType: "Normal", SkillUseCount: 1},
+					{SkillId: 131002, SkillType: "BPSkill", SkillUseCount: 4},
+				},
+			},
+			{
+				Id:               1001,
+				AvatarLevel:      80,
+				AvatarRank:       6,
+				TotalDamage:      50000,
+				TotalDamageTaken: 1200,
+				TotalShield:      4500,
+				TotalTurns:       6,
+				AttackTypeDamage: []*goproto.AttackDamageProperty{
+					{AttackType: "Normal", Damage: 50000},
+				},
+			},
+		},
+		MonsterList: []*goproto.MonsterBattleInfo{
+			{
+				EntityId:         101,
+				MonsterId:        3024010,
+				TotalTurns:       3,
+				TotalDamageTaken: 550000,
+				TotalDamage:      3700,
+				Wave:             1,
+			},
+		},
+	}
+
+	report := BattleReportFromStatistics(stt, 999, 1001, "WIN")
+	if report == nil {
+		t.Fatal("expected report, got nil")
+	}
+	if report.TeamTotalDamage != 550000 {
+		t.Fatalf("expected team total damage 550000, got %f", report.TeamTotalDamage)
+	}
+	if len(report.Avatars) != 2 {
+		t.Fatalf("expected 2 avatars, got %d", len(report.Avatars))
+	}
+	if report.Avatars[0].DamagePercent < 90 || report.Avatars[0].DamagePercent > 91 {
+		t.Fatalf("unexpected damage percent %f", report.Avatars[0].DamagePercent)
+	}
+
+	if err := SaveBattleReport(report); err != nil {
+		t.Fatalf("failed to save report: %v", err)
+	}
+
+	loaded, err := LoadLatestBattleReport()
+	if err != nil {
+		t.Fatalf("failed to load report: %v", err)
+	}
+	if loaded.BattleID != 999 {
+		t.Fatalf("expected battle id 999, got %d", loaded.BattleID)
+	}
+	if loaded.TeamTotalDamage != 550000 {
+		t.Fatalf("expected team damage 550000, got %f", loaded.TeamTotalDamage)
+	}
+
+	if err := ClearBattleReport(); err != nil {
+		t.Fatalf("failed to clear report: %v", err)
+	}
+	_, err = LoadLatestBattleReport()
+	if err == nil {
+		t.Fatal("expected error after clearing report, got nil")
+	}
+}