# API

## Get Plugin Instance

```kotlin
val protect = Bukkit.getPluginManager()
    .getPlugin("CakeProtect") as? CakeProtect
```

## Query Regions

```kotlin
// ดู region ที่ตำแหน่ง
val region = protect.protectionManager.getRegionAt("world", x, z)

// ดู region ของผู้เล่น
val regions = protect.protectionManager.getRegionsOf(player.uniqueId)

// ดู region ทั้งหมด
val all = protect.protectionManager.getAllRegions()

// เช็ค overlap
val hasOverlap = protect.protectionManager.hasOverlap(region)

// หา region by ID
val region = protect.protectionManager.getRegionById("ps_abc123_1234567890")
```

## Manage Members

```kotlin
// เพิ่มสมาชิก
protect.protectionManager.addMember(regionId, uuid)

// ลบสมาชิก
protect.protectionManager.removeMember(regionId, uuid)
```

## Manage Flags

```kotlin
// Toggle flag (cycle: unset → allow → deny → unset)
protect.protectionManager.toggleFlag(regionId, "pvp")

// Change group (cycle: ALL → OWNER → MEMBERS → ...)
protect.protectionManager.cycleGroup(regionId, "pvp")

// Get all flags
val flags = protect.protectionManager.getFlags(regionId)
```

## Tier Management

```kotlin
// Get tier
val tier = protect.protectionManager.getTier("10x10")

// Toggle enabled
tier?.enabled = false
protect.protectionManager.saveTierSettings("10x10")

// Toggle shop visibility
tier?.showInShop = false
protect.protectionManager.saveTierSettings("10x10")
```

## Give Protection Stone

```kotlin
val tier = protect.protectionManager.getTier("50x50") ?: return
val item = PSShopGui.createPSItem(protect, tier)
player.inventory.addItem(item)
```

## Transfer Owner

```kotlin
protect.protectionManager.transferOwner(regionId, newOwnerUuid, newOwnerName)
```

## Create/Remove Region

```kotlin
// สร้าง region
val region = ProtectionRegion(
    id = "custom_id",
    ownerUuid = player.uniqueId,
    ownerName = player.name,
    world = "world",
    x = 100, z = 200,
    xRadius = 10, zRadius = 10,
    tier = "10x10"
)
protect.protectionManager.createRegion(region)

// ลบ region
protect.protectionManager.removeRegion(regionId)
```


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