refactored guild and guild alliance into internal/service

2025-12-14 07:55:33 +01:00 · 2024-10-17 19:16:09 +01:00
parent fa35141f97
commit 5baff56517
11 changed files with 846 additions and 786 deletions
--- a/internal/service/guild_alliance.go
+++ b/internal/service/guild_alliance.go
@@ -0,0 +1,112 @@
+package service
+
+import (
+	"erupe-ce/utils/db"
+	"erupe-ce/utils/logger"
+	"fmt"
+	"time"
+
+	"github.com/jmoiron/sqlx"
+	"go.uber.org/zap"
+)
+
+type GuildAlliance struct {
+	ID           uint32    `db:"id"`
+	Name         string    `db:"name"`
+	CreatedAt    time.Time `db:"created_at"`
+	TotalMembers uint16
+
+	ParentGuildID uint32 `db:"parent_id"`
+	SubGuild1ID   uint32 `db:"sub1_id"`
+	SubGuild2ID   uint32 `db:"sub2_id"`
+
+	ParentGuild Guild
+	SubGuild1   Guild
+	SubGuild2   Guild
+}
+
+const AllianceInfoSelectQuery = `
+SELECT
+ga.id,
+ga.name,
+created_at,
+parent_id,
+CASE
+	WHEN sub1_id IS NULL THEN 0
+	ELSE sub1_id
+END,
+CASE
+	WHEN sub2_id IS NULL THEN 0
+	ELSE sub2_id
+END
+FROM guild_alliances ga
+`
+
+func GetAllianceData(AllianceID uint32) (*GuildAlliance, error) {
+	db, err := db.GetDB()
+	logger := logger.Get()
+
+	if err != nil {
+		logger.Fatal(fmt.Sprintf("Failed to get database instance: %s", err))
+	}
+	rows, err := db.Queryx(fmt.Sprintf(`
+		%s
+		WHERE ga.id = $1
+	`, AllianceInfoSelectQuery), AllianceID)
+	if err != nil {
+		logger.Error("Failed to retrieve alliance data from database", zap.Error(err))
+		return nil, err
+	}
+	defer rows.Close()
+	hasRow := rows.Next()
+	if !hasRow {
+		return nil, nil
+	}
+
+	return BuildAllianceObjectFromDbResult(rows, err)
+}
+
+func BuildAllianceObjectFromDbResult(result *sqlx.Rows, err error) (*GuildAlliance, error) {
+	alliance := &GuildAlliance{}
+	logger := logger.Get()
+
+	err = result.StructScan(alliance)
+
+	if err != nil {
+		logger.Error("failed to retrieve alliance from database", zap.Error(err))
+		return nil, err
+	}
+
+	parentGuild, err := GetGuildInfoByID(alliance.ParentGuildID)
+	if err != nil {
+		logger.Error("Failed to get parent guild info", zap.Error(err))
+		return nil, err
+	} else {
+		alliance.ParentGuild = *parentGuild
+		alliance.TotalMembers += parentGuild.MemberCount
+	}
+
+	if alliance.SubGuild1ID > 0 {
+		subGuild1, err := GetGuildInfoByID(alliance.SubGuild1ID)
+		if err != nil {
+			logger.Error("Failed to get sub guild 1 info", zap.Error(err))
+			return nil, err
+		} else {
+			alliance.SubGuild1 = *subGuild1
+			alliance.TotalMembers += subGuild1.MemberCount
+		}
+	}
+
+	if alliance.SubGuild2ID > 0 {
+		subGuild2, err := GetGuildInfoByID(alliance.SubGuild2ID)
+		if err != nil {
+			logger.Error("Failed to get sub guild 2 info", zap.Error(err))
+			return nil, err
+		} else {
+			alliance.SubGuild2 = *subGuild2
+			alliance.TotalMembers += subGuild2.MemberCount
+		}
+	}
+
+	return alliance, nil
+}