{
  "$schema": "../schema/reference.schema.json",
  "description": "Cabin class codes used in seat configuration strings",
  "codes": [
    {
      "code": "P",
      "class": "first",
      "name": "First Class / La Première",
      "notes": "Premium first class, used by Air France for La Première"
    },
    {
      "code": "F",
      "class": "first",
      "name": "First Class",
      "notes": "Traditional first class"
    },
    {
      "code": "J",
      "class": "business",
      "name": "Business Class",
      "notes": "Standard business class code"
    },
    {
      "code": "C",
      "class": "business",
      "name": "Business Class",
      "notes": "Alternative business class code, sometimes used for intra-European business"
    },
    {
      "code": "W",
      "class": "premium_economy",
      "name": "Premium Economy",
      "notes": "Premium economy class"
    },
    {
      "code": "Y",
      "class": "economy",
      "name": "Economy Class",
      "notes": "Standard economy class"
    }
  ],
  "parsing_notes": [
    "Configuration strings follow format: [CLASS_CODE][SEAT_COUNT]",
    "Seat count is typically 2-3 digits (e.g., J034, Y266, or J34, Y266)",
    "Multiple classes are concatenated: P004J058W028Y206",
    "Parse left-to-right, extracting each class code followed by its count"
  ],
  "examples": [
    {
      "configuration": "Y148",
      "parsed": { "economy": 148 },
      "total": 148,
      "description": "Single-class economy (e.g., A220)"
    },
    {
      "configuration": "J034W024Y266",
      "parsed": { "business": 34, "premium_economy": 24, "economy": 266 },
      "total": 324,
      "description": "Three-class long-haul (e.g., A350-900)"
    },
    {
      "configuration": "P004J058W028Y206",
      "parsed": { "first": 4, "business": 58, "premium_economy": 28, "economy": 206 },
      "total": 296,
      "description": "Four-class with La Première (e.g., 777-300ER)"
    },
    {
      "configuration": "C108Y066",
      "parsed": { "business": 108, "economy": 66 },
      "total": 174,
      "description": "Two-class short-haul with business (e.g., A320)"
    }
  ]
}