300 行
8.9 KiB
Go
300 行
8.9 KiB
Go
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package modules
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import (
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"context"
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"database/sql"
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"encoding/json"
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"github.com/heroiclabs/nakama-common/runtime"
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)
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// RegisterMap 注册地图/副本/事件相关 RPC。
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func RegisterMap(initializer runtime.Initializer) error {
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rpcs := map[string]func(context.Context, runtime.Logger, *sql.DB, runtime.NakamaModule, string) (string, error){
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"MapService/GetRegion": getRegion,
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"MapService/GetNearby": getNearby,
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"MapService/EnterInstance": enterInstance,
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"MapService/ListWorldEvents": listWorldEvents,
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"MapService/PublishPlayerEvent": publishPlayerEvent,
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}
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for name, fn := range rpcs {
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if err := initializer.RegisterRpc(name, fn); err != nil {
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return err
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}
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}
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return nil
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}
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type regionReq struct {
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RegionID string `json:"region_id"`
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}
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type nearbyReq struct {
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RegionID string `json:"region_id"`
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Limit int32 `json:"limit"`
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EventTypes []string `json:"event_types"`
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}
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type enterInstanceReq struct {
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InstanceID string `json:"instance_id"`
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PartyMembers []string `json:"party_members"`
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ConsumableKeyID string `json:"consumable_key_id"`
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UseStamina bool `json:"use_stamina"`
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}
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type worldEventReq struct {
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WorldTier int32 `json:"world_tier"`
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RegionID string `json:"region_id"`
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EventScope string `json:"event_scope"`
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Page int32 `json:"page"`
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PageSize int32 `json:"page_size"`
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}
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type playerEventReq struct {
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EventType string `json:"event_type"`
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RegionID string `json:"region_id"`
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CostItems []materialCostReq `json:"cost_items"`
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Description string `json:"description"`
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}
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type regionData struct {
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RegionID string `json:"region_id"`
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WorldTier int32 `json:"world_tier"`
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Name string `json:"name"`
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IsSafeZone bool `json:"is_safe_zone"`
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PvpRules interface{} `json:"pvp_rules"`
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Weather string `json:"weather"`
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ResourceDensity int32 `json:"resource_density"`
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DangerLevel int32 `json:"danger_level"`
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NearbyPlayerCount int32 `json:"nearby_player_count"`
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}
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type nearbyData struct {
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Players interface{} `json:"players"`
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Events interface{} `json:"events"`
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}
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type instanceRunData struct {
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RunID string `json:"run_id"`
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InstanceID string `json:"instance_id"`
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Status string `json:"status"`
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DifficultyCoefficient float64 `json:"difficulty_coefficient"`
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ConsumedKeys int32 `json:"consumed_keys"`
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StartedAt string `json:"started_at"`
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}
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type worldEventItemData struct {
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EventID string `json:"event_id"`
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EventType string `json:"event_type"`
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WorldTier int32 `json:"world_tier"`
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RegionID string `json:"region_id"`
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Title string `json:"title"`
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Content string `json:"content"`
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ExpiresAt string `json:"expires_at"`
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}
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type worldEventListData struct {
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Total int32 `json:"total"`
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List []worldEventItemData `json:"list"`
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}
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type worldEventData struct {
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EventID string `json:"event_id"`
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EventType string `json:"event_type"`
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Status string `json:"status"`
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CreatedAt string `json:"created_at"`
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}
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func getRegion(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, payload string) (string, error) {
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traceID := newTraceID()
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var req regionReq
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if err := json.Unmarshal([]byte(payload), &req); err != nil {
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return errResp(8001, "invalid payload", traceID)
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}
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// 查询区域信息
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var name string
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var worldTier int32
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var isSafeZone bool
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err := db.QueryRowContext(ctx, `
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SELECT name, world_tier, is_safe_zone FROM regions WHERE id = $1
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`, req.RegionID).Scan(&name, &worldTier, &isSafeZone)
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if err != nil {
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return errResp(8002, "region not found", traceID)
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}
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// 查询区域内的区域
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rows, err := db.QueryContext(ctx, `
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SELECT id, zone_type, name, terrain, danger_level, rarity
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FROM zones WHERE region_id = $1
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ORDER BY danger_level ASC
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`, req.RegionID)
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if err != nil {
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logger.Error("get region zones failed: %v", err)
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return errResp(9002, "internal error", traceID)
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}
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defer rows.Close()
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var zones []zoneData
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for rows.Next() {
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var z zoneData
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if err := rows.Scan(&z.ZoneID, &z.ZoneType, &z.Name, &z.Terrain, &z.DangerLevel, &z.Rarity); err != nil {
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continue
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}
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zones = append(zones, z)
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}
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return okResp(regionData{
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RegionID: req.RegionID,
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Name: name,
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WorldTier: worldTier,
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IsSafeZone: isSafeZone,
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Zones: zones,
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}, traceID)
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}
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func getNearby(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, payload string) (string, error) {
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traceID := newTraceID()
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var req nearbyReq
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if err := json.Unmarshal([]byte(payload), &req); err != nil {
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return errResp(8001, "invalid payload", traceID)
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}
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if req.Limit <= 0 || req.Limit > 50 {
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req.Limit = 20
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}
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// 查询附近玩家（同区域）
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rows, err := db.QueryContext(ctx, `
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SELECT c.id, c.name, c.race_id, c.world_tier, c.realm_tier
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FROM characters c
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JOIN regions r ON c.world_tier = r.world_tier
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WHERE r.id = $1 AND c.status = 'active' AND c.id != $2
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ORDER BY c.last_online_at DESC
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LIMIT $3
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`, req.RegionID, req.ExcludeCharacterID, req.Limit)
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if err != nil {
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logger.Error("get nearby players failed: %v", err)
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return errResp(9002, "internal error", traceID)
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}
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defer rows.Close()
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type playerInfo struct {
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ID string `json:"id"`
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Name string `json:"name"`
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RaceID string `json:"race_id"`
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WorldTier int32 `json:"world_tier"`
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RealmTier int32 `json:"realm_tier"`
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}
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var players []playerInfo
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for rows.Next() {
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var p playerInfo
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if err := rows.Scan(&p.ID, &p.Name, &p.RaceID, &p.WorldTier, &p.RealmTier); err != nil {
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continue
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}
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players = append(players, p)
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}
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return okResp(nearbyData{
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Players: players,
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Events: []interface{}{},
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}, traceID)
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}
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func enterInstance(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, payload string) (string, error) {
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traceID := newTraceID()
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var req enterInstanceReq
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if err := json.Unmarshal([]byte(payload), &req); err != nil {
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return errResp(8003, "invalid payload", traceID)
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}
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// 校验副本是否存在
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var instanceExists bool
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var recommendedRealm int32
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err := db.QueryRowContext(ctx, `
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SELECT EXISTS(SELECT 1 FROM instances WHERE id = $1), recommended_realm_tier
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FROM instances WHERE id = $1
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`, req.InstanceID).Scan(&instanceExists, &recommendedRealm)
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if err != nil || !instanceExists {
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return errResp(8004, "instance not found", traceID)
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}
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// 创建副本运行记录
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var runID string
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err = db.QueryRowContext(ctx, `
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INSERT INTO instance_runs (instance_id, party_leader_id, party_members, difficulty_coefficient, status, consumed_keys, started_at)
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VALUES ($1, $2, $3, 1.15, 'in_progress', 1, NOW())
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RETURNING id::text
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`, req.InstanceID, req.LeaderID, req.PartyMembers).Scan(&runID)
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if err != nil {
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logger.Error("enter instance failed: %v", err)
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return errResp(9002, "internal error", traceID)
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}
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logger.Info("MapService/EnterInstance success: run_id=%s", runID)
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return okResp(instanceRunData{
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RunID: runID,
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InstanceID: req.InstanceID,
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Status: "in_progress",
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DifficultyCoefficient: 1.15,
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ConsumedKeys: 1,
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}, traceID)
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}
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func listWorldEvents(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, payload string) (string, error) {
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traceID := newTraceID()
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var req worldEventReq
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if err := json.Unmarshal([]byte(payload), &req); err != nil {
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return errResp(8001, "invalid payload", traceID)
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}
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// 简化版：返回示例事件
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events := []worldEventItemData{
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{EventID: "evt_001", EventType: "world_boss", Status: "active", CreatedAt: time.Now().Format(time.RFC3339)},
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{EventID: "evt_002", EventType: "resource_spawn", Status: "active", CreatedAt: time.Now().Format(time.RFC3339)},
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}
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return okResp(worldEventListData{
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Total: int32(len(events)),
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List: events,
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}, traceID)
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}
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func publishPlayerEvent(ctx context.Context, logger runtime.Logger, db *sql.DB, nk runtime.NakamaModule, payload string) (string, error) {
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traceID := newTraceID()
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uid := userIDFromCtx(ctx)
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if uid == "" {
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return errResp(1001, "missing token", traceID)
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}
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var req playerEventReq
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if err := json.Unmarshal([]byte(payload), &req); err != nil {
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return errResp(8009, "invalid payload", traceID)
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}
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// 获取角色ID
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var charID string
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err := db.QueryRowContext(ctx, `
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SELECT id FROM characters WHERE player_id = $1 AND status = 'active'
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ORDER BY created_at DESC LIMIT 1
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`, uid).Scan(&charID)
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if err != nil {
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return errResp(7003, "character not found", traceID)
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}
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// 校验事件类型
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validTypes := map[string]bool{"pvp": true, "trade": true, "help": true, "event": true}
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if !validTypes[req.EventType] {
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return errResp(8010, "invalid event type", traceID)
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}
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// 创建事件记录（简化版）
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eventID := genUUID()
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logger.Info("MapService/PublishPlayerEvent success: event_id=%s", eventID)
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return okResp(worldEventData{
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EventID: eventID,
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EventType: req.EventType,
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Status: "active",
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}, traceID)
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}
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