{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api.testmail.app/schemas/email",
  "title": "Email",
  "description": "A single test email retrieved from a Testmail programmable inbox.",
  "type": "object",
  "properties": {
    "from": {
      "type": "string",
      "format": "email",
      "description": "Sender email address.",
      "examples": ["sender@example.com"]
    },
    "to": {
      "type": "string",
      "format": "email",
      "description": "Recipient email address in the testmail namespace (namespace.tag@inbox.testmail.app).",
      "examples": ["mynamespace.mytag@inbox.testmail.app"]
    },
    "subject": {
      "type": "string",
      "description": "Email subject line.",
      "examples": ["Please verify your email address"]
    },
    "text": {
      "type": "string",
      "description": "Plain-text body of the email."
    },
    "html": {
      "type": "string",
      "description": "HTML body of the email."
    },
    "tag": {
      "type": "string",
      "description": "Tag portion of the recipient address used to route the email to this inbox.",
      "examples": ["verify-user123"]
    },
    "timestamp": {
      "type": "integer",
      "format": "int64",
      "description": "Unix timestamp in milliseconds when the email was received by Testmail.",
      "examples": [1686000000000]
    },
    "headers": {
      "type": "array",
      "description": "Raw email headers. Only present when requested via headers=true (JSON API) or selected in GraphQL.",
      "items": {
        "$ref": "#/$defs/EmailHeader"
      }
    },
    "from_parsed": {
      "$ref": "#/$defs/ParsedAddress",
      "description": "Parsed sender address components. Available in GraphQL API only."
    },
    "spam_score": {
      "type": "number",
      "description": "SpamAssassin spam score. Scores above 5 are typically flagged as spam. Only present when spam_report=true.",
      "examples": [1.2]
    },
    "spam_report": {
      "type": "string",
      "description": "Detailed SpamAssassin spam analysis report. Only present when spam_report=true (JSON API)."
    }
  },
  "required": ["from", "to", "subject", "tag", "timestamp"],
  "$defs": {
    "EmailHeader": {
      "type": "object",
      "title": "EmailHeader",
      "description": "A single raw email header line.",
      "properties": {
        "line": {
          "type": "string",
          "description": "Full raw header line including name and value.",
          "examples": ["Content-Type: text/html; charset=utf-8"]
        },
        "key": {
          "type": "string",
          "description": "Header name/key in lowercase.",
          "examples": ["content-type"]
        }
      },
      "required": ["line", "key"]
    },
    "ParsedAddress": {
      "type": "object",
      "title": "ParsedAddress",
      "description": "Parsed email address with display name and raw address separated.",
      "properties": {
        "address": {
          "type": "string",
          "format": "email",
          "description": "The raw email address.",
          "examples": ["sender@example.com"]
        },
        "name": {
          "type": "string",
          "description": "Display name associated with the address.",
          "examples": ["John Sender"]
        }
      },
      "required": ["address"]
    }
  }
}