# Rune Base Handler Documentation

## Overview
This document describes the database relationships and interactions for the `dbRuneBaseHandler` class. The rune base handler manages the base definitions and properties of rune items in the Magicbane emulator system.

## Handler Class
**File:** `src/engine/db/handlers/dbRuneBaseHandler.java`
**Class:** `dbRuneBaseHandler`
**Extends:** `dbHandlerBase`

## Database Tables

### Main Table(s)
- **Table Name:** `obj_runebase`
- **Description:** Core rune base item information including name, description, and basic properties
- **Columns:** 
  - UID (Primary Key)
  - name
  - description
  - itemType
  - rarity
  - iconID
  - value
  - weight

### Related Tables

| Table Name | Description | Relationship |
|------------|-------------|--------------|
| `obj_rune_baseattribute` | Links rune base items to their attributes | RuneBaseID → obj_runebase.UID, AttributeID → obj_runebaseattribute.UID |
| `obj_rune_baseeffect` | Links rune base items to their effects | RuneBaseID → obj_runebase.UID, EffectID → obj_runebaseeffect.UID |
| `static_rune_type` | Static definitions of rune types | RuneTypeID → obj_runebase.UID |

## Key Queries

### Get Rune Base by ID
```sql
SELECT * FROM `obj_runebase` WHERE `UID`=?
```
**File:** `dbRuneBaseHandler.java`, Line ~60

### Get All Rune Bases
```sql
SELECT * FROM `obj_runebase`
```
**File:** `dbRuneBaseHandler.java`, Line ~85

### Get Rune Base by Type
```sql
SELECT * FROM `obj_runebase` WHERE `itemType`=?
```
**File:** `dbRuneBaseHandler.java`, Line ~120

## Relationships

1. **Rune Base to Attributes:** Many-to-many through `obj_rune_baseattribute` table
2. **Rune Base to Effects:** Many-to-many through `obj_rune_baseeffect` table
3. **Rune Base to Static Types:** One-to-many (via `static_rune_type.RuneTypeID`)
4. **Rune Base to Item Properties:** Defines the core characteristics of rune items

## Java Field to Database Column Mappings

| Java Field | Database Column | Notes |
|------------|-----------------|-------|
| `name` | `obj_runebase.name` | Rune base name |
| `description` | `obj_runebase.description` | Description of the rune |
| `itemType` | `obj_runebase.itemType` | Type of rune (weapon, armor, etc.) |
| `rarity` | `obj_runebase.rarity` | Rarity level of the rune |
| `iconID` | `obj_runebase.iconID` | Icon identifier for UI display |
| `value` | `obj_runebase.value` | Value or worth of the rune |
| `weight` | `obj_runebase.weight` | Weight of the rune item |

## Notes
- Rune bases define the fundamental properties of all rune items in the game
- Each rune base can have multiple attributes and effects associated with it
- The system supports various rune types with different characteristics