{
    "metadata": {
        "ref": {
          "name": "org.agntcy.mailcomposer",
          "version": "0.0.1",
          "url": "https://github.com/agntcy/acp-spec/blob/main/docs/sample_acp_descriptors/mailcomposer.json"
        },
        "description": "This agent is able to collect user intent through a chat interface and compose wonderful emails based on that."
      },
      "specs": {
        "capabilities": {
          "threads": true,
          "interrupts": true,
          "callbacks": true
        },
        "input": {
          "type": "object",
          "description": "Agent Input",
          "properties": {
              "message": {
                  "type": "string",
                  "description": "Last message of the chat from the user"
              }
          }
        },
        "thread_state": {
          "type": "object",
          "description": "The state of the agent",
          "properties": {
            "messages": {
              "type": "array",
              "description": "Full chat history",
              "items": {
                  "type": "string",
                  "description": "A message in the chat"
              }
            }
          }
        },
        "output": {
          "type": "object",
          "description": "Agent Input",
          "properties": {
              "message": {
                  "type": "string",
                  "description": "Last message of the chat from the user"
              }
          }
        },
        "config": {
          "type": "object",
          "description": "The configuration of the agent",
          "properties": {
            "style": {
              "type": "string",
              "enum": ["formal", "friendly"]
            }
          }
        },
        "interrupts": [
          {
            "interrupt_type": "mail_send_approval",
            "interrupt_payload": {
              "type": "object",
              "title": "Mail Approval Payload",
              "description": "Description of the email",
              "properties": {
                "subject": {
                  "title": "Mail Subject",
                  "description": "Subject of the email that is about to be sent",
                  "type": "string"
                },
                "body": {
                  "title": "Mail Body",
                  "description": "Body of the email that is about to be sent",
                  "type": "string"
                },
                "recipients": {
                  "title": "Mail recipients",
                  "description": "List of recipients of the email",
                  "type": "array",
                  "items": {
                      "type": "string",
                      "format": "email"
                  }
                }
              },
              "required": [
                "subject",
                "body",
                "recipients"
              ]
            },
            "resume_payload": {
              "type": "object",
              "title": "Email Approval Input",
              "description": "User Approval for this email",
              "properties": {
                "reason": {
                  "title": "Approval Reason",
                  "description": "Reason to approve or decline",
                  "type": "string"
                },
                "approved": {
                  "title": "Approval Decision",
                  "description": "True if approved, False if declined",
                  "type": "boolean"
                }
              },
              "required": [
                "approved"
              ]
            }
          }
        ]
      }
  }