{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://www.jarillalabs.com/time2bar/importar/schemas/transfer-v1.json",
  "title": "Time2Bar Transfer v1",
  "type": "object",
  "additionalProperties": false,
  "required": ["format", "version", "exercises", "routines", "workouts", "warnings"],
  "properties": {
    "format": { "const": "time2bar-transfer" },
    "version": { "const": 1 },
    "source": { "type": "string", "maxLength": 64 },
    "exportedAt": { "type": "string", "format": "date-time" },
    "units": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "load": { "enum": ["kg", "lb", "unknown"] },
        "duration": { "const": "seconds" }
      }
    },
    "exercises": {
      "type": "array",
      "maxItems": 500,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["name", "metric"],
        "properties": {
          "externalId": {
            "type": "string",
            "maxLength": 200,
            "description": "Identidad estable del ejercicio en la fuente. Todas sus referencias deben reutilizarla."
          },
          "name": {
            "type": "string",
            "minLength": 1,
            "maxLength": 120,
            "description": "Nombre canónico de esta identidad dentro del documento."
          },
          "aliases": { "type": "array", "maxItems": 20, "items": { "type": "string", "maxLength": 120 } },
          "metric": { "enum": ["reps", "hold_seconds", "load_kg", "attempt"] }
        }
      }
    },
    "routines": {
      "type": "array",
      "maxItems": 200,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["name", "exercises"],
        "properties": {
          "externalId": { "type": "string", "maxLength": 200 },
          "name": { "type": "string", "minLength": 1, "maxLength": 160 },
          "summary": { "type": "string", "maxLength": 500 },
          "exercises": {
            "type": "array",
            "maxItems": 100,
            "items": {
              "type": "object",
              "additionalProperties": false,
              "required": ["name", "order"],
              "properties": {
                "externalExerciseId": {
                  "type": "string",
                  "maxLength": 200,
                  "description": "Debe resolver el externalId de un ejercicio superior cuando se proporcione."
                },
                "name": {
                  "type": "string",
                  "minLength": 1,
                  "maxLength": 120,
                  "description": "Debe coincidir con el nombre canónico de la identidad referenciada."
                },
                "order": { "type": "integer", "minimum": 0 },
                "performanceType": { "enum": ["reps", "hold", "attempt"] },
                "structure": { "enum": ["fixed_sets", "accumulation"] },
                "setCount": { "type": "integer", "minimum": 1, "maximum": 50 },
                "targetRepsMin": { "type": "integer", "minimum": 0, "maximum": 1000 },
                "targetRepsMax": { "type": "integer", "minimum": 0, "maximum": 1000 },
                "targetHoldSeconds": { "type": "number", "minimum": 0, "maximum": 86400 },
                "targetTotalSecondsMin": { "type": "number", "minimum": 0, "maximum": 86400 },
                "targetTotalSecondsMax": { "type": "number", "minimum": 0, "maximum": 86400 },
                "targetLoadKg": { "type": "number", "minimum": 0, "maximum": 1000 },
                "restSeconds": { "type": "number", "minimum": 0, "maximum": 3600 },
                "notes": { "type": "string", "maxLength": 2000 }
              }
            }
          }
        }
      }
    },
    "workouts": {
      "type": "array",
      "maxItems": 20000,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["date", "exercises"],
        "properties": {
          "externalId": { "type": "string", "maxLength": 200 },
          "date": { "type": "string", "format": "date-time" },
          "name": { "type": "string", "maxLength": 160 },
          "durationSeconds": { "type": "number", "minimum": 0, "maximum": 86400 },
          "status": { "enum": ["completed", "partial", "abandoned"] },
          "rpe": {
            "type": "number",
            "minimum": 1,
            "maximum": 10,
            "description": "RPE global histórico de sesión. Omítelo salvo que la fuente lo indique explícitamente."
          },
          "notes": { "type": "string", "maxLength": 2000 },
          "exercises": {
            "type": "array",
            "maxItems": 100,
            "items": {
              "type": "object",
              "additionalProperties": false,
              "required": ["name", "sets"],
              "properties": {
                "externalExerciseId": {
                  "type": "string",
                  "maxLength": 200,
                  "description": "Debe resolver el externalId de un ejercicio superior cuando se proporcione."
                },
                "name": {
                  "type": "string",
                  "minLength": 1,
                  "maxLength": 120,
                  "description": "Debe coincidir con el nombre canónico de la identidad referenciada."
                },
                "rpe": {
                  "type": "number",
                  "minimum": 1,
                  "maximum": 10,
                  "description": "RPE 1–10 de este ejercicio en esta sesión."
                },
                "notes": { "type": "string", "maxLength": 2000 },
                "restSeconds": {
                  "type": "number",
                  "minimum": 0,
                  "maximum": 3600,
                  "description": "Descanso planificado entre series de este ejercicio; no es descanso real medido."
                },
                "sets": {
                  "type": "array",
                  "maxItems": 100,
                  "items": {
                    "type": "object",
                    "additionalProperties": false,
                    "properties": {
                      "setIndex": { "type": "integer", "minimum": 0 },
                      "status": { "enum": ["completed", "skipped"] },
                      "reps": { "type": "number", "minimum": 0, "maximum": 10000 },
                      "loadKg": { "type": "number", "minimum": 0, "maximum": 1000 },
                      "holdSeconds": { "type": "number", "minimum": 0, "maximum": 86400 },
                      "success": { "type": "boolean" },
                      "actualWorkSeconds": { "type": "number", "minimum": 0, "maximum": 86400 },
                      "rpe": { "type": "number", "minimum": 1, "maximum": 10 },
                      "rir": { "type": "number", "minimum": 0, "maximum": 10 },
                      "notes": { "type": "string", "maxLength": 2000 },
                      "customValues": {
                        "type": "object",
                        "maxProperties": 50,
                        "propertyNames": { "maxLength": 80 },
                        "additionalProperties": {
                          "oneOf": [
                            { "type": "number" },
                            { "type": "string", "maxLength": 2000 },
                            { "type": "boolean" }
                          ]
                        }
                      },
                      "captureStatus": { "enum": ["pending", "reviewed"] },
                      "completedAtMs": { "type": "number", "minimum": 0 },
                      "legacyAggregate": { "type": "boolean" }
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "warnings": { "type": "array", "maxItems": 500, "items": { "type": "string", "maxLength": 500 } }
  }
}