{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://brewmark.io/protocol/schema/open-brew-profile-0.1.json",
  "title": "Open Brew Profile 0.1",
  "type": "object",
  "properties": {
    "spec": {
      "type": "string",
      "const": "brewmark.obp/0.1"
    },
    "id": {
      "type": "string",
      "maxLength": 64
    },
    "name": {
      "type": "string",
      "maxLength": 120,
      "pattern": "^(?![\\s\\S]*(?:https?:\\/\\/|www\\.|\\b[a-z0-9-]+\\.(?:com|net|org|io|co|shop|store|xyz|ru|cn)\\b))[\\s\\S]*$"
    },
    "method": {
      "type": "string",
      "enum": [
        "pour_over",
        "drip",
        "batch_brew",
        "french_press",
        "immersion",
        "aeropress",
        "espresso",
        "moka",
        "cold_brew"
      ]
    },
    "coffee": {
      "type": "object",
      "properties": {
        "roaster": {
          "type": "string",
          "maxLength": 120,
          "pattern": "^(?![\\s\\S]*(?:https?:\\/\\/|www\\.|\\b[a-z0-9-]+\\.(?:com|net|org|io|co|shop|store|xyz|ru|cn)\\b))[\\s\\S]*$"
        },
        "name": {
          "type": "string",
          "maxLength": 120,
          "pattern": "^(?![\\s\\S]*(?:https?:\\/\\/|www\\.|\\b[a-z0-9-]+\\.(?:com|net|org|io|co|shop|store|xyz|ru|cn)\\b))[\\s\\S]*$"
        },
        "origin": {
          "type": "string",
          "maxLength": 120,
          "pattern": "^(?![\\s\\S]*(?:https?:\\/\\/|www\\.|\\b[a-z0-9-]+\\.(?:com|net|org|io|co|shop|store|xyz|ru|cn)\\b))[\\s\\S]*$"
        },
        "process": {
          "type": "string",
          "maxLength": 60,
          "pattern": "^(?![\\s\\S]*(?:https?:\\/\\/|www\\.|\\b[a-z0-9-]+\\.(?:com|net|org|io|co|shop|store|xyz|ru|cn)\\b))[\\s\\S]*$"
        },
        "roast": {
          "type": "string",
          "enum": [
            "light",
            "medium-light",
            "medium",
            "medium-dark",
            "dark"
          ]
        },
        "roastDate": {
          "type": "string",
          "format": "date",
          "pattern": "^(?:(?:\\d\\d[2468][048]|\\d\\d[13579][26]|\\d\\d0[48]|[02468][048]00|[13579][26]00)-02-29|\\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\\d|30)|(?:02)-(?:0[1-9]|1\\d|2[0-8])))$"
        }
      },
      "additionalProperties": false
    },
    "brewer": {
      "type": "object",
      "properties": {
        "family": {
          "description": "e.g. \"cone\", \"flat-bottom\", \"immersion\", \"espresso-machine\".",
          "type": "string",
          "maxLength": 60
        },
        "model": {
          "type": "string",
          "maxLength": 120
        }
      },
      "additionalProperties": false
    },
    "grind": {
      "type": "object",
      "properties": {
        "bgi": {
          "type": "number",
          "minimum": 0,
          "maximum": 100,
          "description": "Target on the BrewMark Grind Index: 0 espresso fine, 40 filter medium, 100 very coarse."
        },
        "label": {
          "description": "How the author describes the grind, e.g. \"Medium-fine\".",
          "type": "string",
          "maxLength": 40
        },
        "d50Microns": {
          "description": "Target median particle size, when the author has measured it.",
          "type": "number",
          "exclusiveMinimum": 0
        }
      },
      "required": [
        "bgi"
      ],
      "additionalProperties": false
    },
    "water": {
      "description": "The water the recipe was dialed in with. Hard, high-alkalinity water extracts and tastes differently from soft water.",
      "type": "object",
      "properties": {
        "name": {
          "description": "A named recipe or product, e.g. \"Third Wave Water Classic\".",
          "type": "string",
          "maxLength": 80
        },
        "tdsMgL": {
          "description": "Total dissolved solids, mg/L.",
          "type": "number",
          "minimum": 0,
          "maximum": 1000
        },
        "hardnessMgL": {
          "description": "General hardness, mg/L as CaCO3.",
          "type": "number",
          "minimum": 0,
          "maximum": 1000
        },
        "alkalinityMgL": {
          "description": "Alkalinity (carbonate hardness), mg/L as CaCO3.",
          "type": "number",
          "minimum": 0,
          "maximum": 1000
        }
      },
      "additionalProperties": false
    },
    "ratio": {
      "type": "number",
      "exclusiveMinimum": 0,
      "description": "Grams of water per gram of coffee. For espresso, grams of drink out per gram of coffee."
    },
    "doseGrams": {
      "type": "number",
      "exclusiveMinimum": 0
    },
    "waterGrams": {
      "type": "number",
      "exclusiveMinimum": 0
    },
    "temperatureC": {
      "type": "number",
      "minimum": 0,
      "maximum": 100
    },
    "timeSeconds": {
      "description": "Total brew time.",
      "type": "number",
      "exclusiveMinimum": 0
    },
    "steps": {
      "maxItems": 40,
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "atSeconds": {
            "type": "number",
            "minimum": 0,
            "description": "When the step starts, from the first water."
          },
          "action": {
            "type": "string",
            "enum": [
              "bloom",
              "pour",
              "stir",
              "swirl",
              "steep",
              "press",
              "drawdown",
              "serve"
            ]
          },
          "waterGrams": {
            "description": "Total water in the brewer by the end of this step.",
            "type": "number",
            "exclusiveMinimum": 0
          },
          "note": {
            "type": "string",
            "maxLength": 280,
            "pattern": "^(?![\\s\\S]*(?:https?:\\/\\/|www\\.|\\b[a-z0-9-]+\\.(?:com|net|org|io|co|shop|store|xyz|ru|cn)\\b))[\\s\\S]*$"
          }
        },
        "required": [
          "atSeconds",
          "action"
        ],
        "additionalProperties": false
      }
    },
    "author": {
      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "enum": [
            "roaster",
            "brewmark",
            "person",
            "machine"
          ]
        },
        "name": {
          "type": "string",
          "maxLength": 120,
          "pattern": "^(?![\\s\\S]*(?:https?:\\/\\/|www\\.|\\b[a-z0-9-]+\\.(?:com|net|org|io|co|shop|store|xyz|ru|cn)\\b))[\\s\\S]*$"
        }
      },
      "required": [
        "type"
      ],
      "additionalProperties": false
    },
    "source": {
      "type": "string",
      "maxLength": 500,
      "format": "uri"
    },
    "extensions": {
      "description": "Vendor fields. Keys start with \"x-\"; readers ignore keys they do not know.",
      "type": "object",
      "propertyNames": {
        "type": "string",
        "pattern": "^x-[a-z0-9-]+$"
      },
      "additionalProperties": {}
    }
  },
  "required": [
    "spec",
    "method",
    "grind",
    "ratio"
  ],
  "additionalProperties": false
}