{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/tetra-tech/main/json-schema/tetra-tech-project-schema.json",
  "title": "Tetra Tech Project",
  "description": "Schema representing an engineering or consulting project managed through Tetra Tech's digital data collection and analytics platforms.",
  "type": "object",
  "required": ["id", "name", "type", "status"],
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique project identifier."
    },
    "name": {
      "type": "string",
      "description": "Project name."
    },
    "description": {
      "type": "string",
      "description": "Project description and scope."
    },
    "type": {
      "type": "string",
      "enum": ["environmental", "water", "infrastructure", "energy", "international-development", "federal-it"],
      "description": "Tetra Tech service domain the project falls under."
    },
    "status": {
      "type": "string",
      "enum": ["planning", "active", "monitoring", "complete"],
      "description": "Current project lifecycle status."
    },
    "client": {
      "type": "object",
      "description": "Client or organization the project serves.",
      "properties": {
        "name": { "type": "string" },
        "sector": {
          "type": "string",
          "enum": ["government", "utility", "industrial", "commercial", "nonprofit"]
        }
      }
    },
    "location": {
      "type": "object",
      "description": "Geographic location of the project.",
      "properties": {
        "country": { "type": "string" },
        "state": { "type": "string" },
        "region": { "type": "string" },
        "coordinates": {
          "type": "object",
          "properties": {
            "latitude": { "type": "number" },
            "longitude": { "type": "number" }
          }
        }
      }
    },
    "dataCollections": {
      "type": "array",
      "description": "Field data collection events associated with the project.",
      "items": {
        "type": "object",
        "properties": {
          "id": { "type": "string" },
          "date": { "type": "string", "format": "date" },
          "method": { "type": "string" },
          "samples": { "type": "integer" }
        }
      }
    },
    "analytics": {
      "type": "object",
      "description": "Data analytics configuration for the project.",
      "properties": {
        "platform": { "type": "string" },
        "models": {
          "type": "array",
          "items": { "type": "string" }
        },
        "outputs": {
          "type": "array",
          "items": { "type": "string" }
        }
      }
    },
    "tags": {
      "type": "array",
      "items": { "type": "string" }
    },
    "created": { "type": "string", "format": "date" },
    "modified": { "type": "string", "format": "date" }
  }
}