worldbuilding_guide/conditions.md


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## Conditions Reference

Conditions are used in talk options, exit gates, on-enter scripts, and use_interactions checks.

### Simple conditions

```yaml
# Check a world flag
condition:
  flag: gate_open
  value: true

# Check a world flag is NOT set
condition:
  flag: gate_open
  not: true

# Check a player flag
condition:
  player_flag: finished_tutorial
  value: true

# Check if player has an item
condition:
  has_item: bronze_key

# Check if player does NOT have an item
condition:
  has_item: bronze_key
  not: true

# Check if player has enough credits
condition:
  min_credits: 50
```

### Compound conditions

All must pass:
```yaml
condition:
  all_of:
    - flag: gate_open
      value: true
    - has_item: pass_stub
```

Any one must pass:
```yaml
condition:
  any_of:
    - has_item: bronze_key
    - has_item: iron_key
    - player_flag: master_of_unlocking
      value: true
```

Nested compounds:
```yaml
condition:
  all_of:
    - player_flag: quest_started
      value: true
    - any_of:
        - has_item: wolf_pelt
        - has_item: bear_pelt
```

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