{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://slidesthief.com/schemas/slide-lens-report.schema.json",
  "title": "SlideLensReport",
  "type": "object",
  "required": [
    "input_dir",
    "output_pdf",
    "ratio",
    "source_slide_ratio",
    "output_page_ratio",
    "size",
    "batch_summary",
    "slides"
  ],
  "properties": {
    "input_dir": { "type": "string" },
    "output_pdf": { "type": "string" },
    "ratio": { "type": "string" },
    "source_slide_ratio": { "type": "string" },
    "output_page_ratio": { "type": "string" },
    "size": {
      "type": "array",
      "prefixItems": [{ "type": "integer", "minimum": 1 }, { "type": "integer", "minimum": 1 }],
      "items": false,
      "minItems": 2,
      "maxItems": 2
    },
    "batch_summary": { "$ref": "#/$defs/batchSummary" },
    "slides": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["index", "source", "output", "quad", "method", "confidence"],
        "properties": {
          "index": { "type": "integer", "minimum": 1 },
          "source": { "type": "string" },
          "output": { "type": "string" },
          "quad": { "$ref": "#/$defs/quad" },
          "method": { "type": "string" },
          "confidence": { "type": "number", "minimum": 0, "maximum": 1 },
          "needs_review": { "type": "boolean" },
          "review_reasons": {
            "type": "array",
            "items": { "type": "string" }
          },
          "best_score": { "type": "number" },
          "second_best_score": { "type": ["number", "null"] },
          "candidates_evaluated": { "type": "integer", "minimum": 0 },
          "features": { "$ref": "#/$defs/features" },
          "diagnostics": {
            "type": "object",
            "additionalProperties": true
          }
        },
        "additionalProperties": true
      }
    }
  },
  "additionalProperties": false,
  "$defs": {
    "point": {
      "type": "array",
      "prefixItems": [{ "type": "number" }, { "type": "number" }],
      "items": false,
      "minItems": 2,
      "maxItems": 2
    },
    "quad": {
      "description": "Points ordered top-left, top-right, bottom-right, bottom-left.",
      "type": "array",
      "prefixItems": [
        { "$ref": "#/$defs/point" }, { "$ref": "#/$defs/point" },
        { "$ref": "#/$defs/point" }, { "$ref": "#/$defs/point" }
      ],
      "items": false,
      "minItems": 4,
      "maxItems": 4
    },
    "features": {
      "type": "object",
      "properties": {
        "edge_strength": { "type": "number" },
        "edge_support": { "type": "number" },
        "edge_continuity": { "type": "number" },
        "gradient_alignment": { "type": "number" },
        "inside_outside_difference": { "type": "number" },
        "region_consistency": { "type": "number" },
        "normalized_area": { "type": "number" },
        "geometry_validity": { "type": "number" },
        "aspect_prior": { "type": "number" },
        "batch_consistency": { "type": "number" }
      },
      "additionalProperties": true
    },
    "batchPrior": {
      "type": "object",
      "required": [
        "id",
        "orientation",
        "normalized_quad",
        "member_count",
        "rms_deviation",
        "consistency"
      ],
      "properties": {
        "id": { "type": "string" },
        "orientation": { "enum": ["landscape", "portrait"] },
        "normalized_quad": { "$ref": "#/$defs/quad" },
        "member_count": { "type": "integer", "minimum": 3 },
        "rms_deviation": { "type": "number", "minimum": 0 },
        "consistency": { "type": "number", "minimum": 0, "maximum": 1 }
      },
      "additionalProperties": false
    },
    "batchSummary": {
      "type": "object",
      "required": ["preliminary_count", "reliable_count", "prior_count", "priors"],
      "properties": {
        "preliminary_count": { "type": "integer", "minimum": 0 },
        "reliable_count": { "type": "integer", "minimum": 0 },
        "prior_count": { "type": "integer", "minimum": 0 },
        "priors": {
          "type": "array",
          "items": { "$ref": "#/$defs/batchPrior" }
        }
      },
      "additionalProperties": false
    }
  }
}