{
  "openapi": "3.0.0",
  "info": {
    "title": "DummyJSON Users API",
    "version": "1.0.0",
    "description": "API for managing users, including auth, filtering, sorting, and relations like carts/posts/todos."
  },
  "servers": [
    {
      "url": "https://dummyjson.com"
    }
  ],
  "paths": {
    "/users": {
      "get": {
        "summary": "Get all users",
        "parameters": [
          {
            "name": "limit",
            "in": "query",
            "schema": {
              "type": "integer"
            }
          },
          {
            "name": "skip",
            "in": "query",
            "schema": {
              "type": "integer"
            }
          },
          {
            "name": "select",
            "in": "query",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "sortBy",
            "in": "query",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "order",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "List of users",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "users": {
                      "type": "array",
                      "items": {
                        "$ref": "#/components/schemas/User"
                      }
                    },
                    "total": {
                      "type": "integer"
                    },
                    "skip": {
                      "type": "integer"
                    },
                    "limit": {
                      "type": "integer"
                    }
                  }
                }
              }
            }
          }
        }
      },
      "post": {
        "summary": "Add a user",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/User"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Created user",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/User"
                }
              }
            }
          }
        }
      }
    },
    "/users/{id}": {
      "get": {
        "summary": "Get a single user",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "User data",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/User"
                }
              }
            }
          }
        }
      },
      "put": {
        "summary": "Update a user",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            }
          }
        ],
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/User"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Updated user",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/User"
                }
              }
            }
          }
        }
      },
      "delete": {
        "summary": "Delete a user",
        "parameters": [
          {
            "name": "id",
            "in": "path",
            "required": true,
            "schema": {
              "type": "integer"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Deleted user",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/User"
                }
              }
            }
          }
        }
      }
    },
    "/users/search": {
      "get": {
        "summary": "Search users",
        "parameters": [
          {
            "name": "q",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Search results",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    },
    "/users/filter": {
      "get": {
        "summary": "Filter users",
        "parameters": [
          {
            "name": "key",
            "in": "query",
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "value",
            "in": "query",
            "schema": {
              "type": "string"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Filtered results",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    },
    "/user/login": {
      "post": {
        "summary": "Login user and get tokens",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "username": {
                    "type": "string"
                  },
                  "password": {
                    "type": "string"
                  },
                  "expiresInMins": {
                    "type": "integer"
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "JWT tokens and user data",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    },
    "/user/me": {
      "get": {
        "summary": "Get current authenticated user",
        "security": [
          {
            "bearerAuth": []
          }
        ],
        "responses": {
          "200": {
            "description": "Authenticated user",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object"
                }
              }
            }
          }
        }
      }
    },
    "/users/add": {
      "post": {
        "summary": "Add a new user (simulation)",
        "requestBody": {
          "required": true,
          "content": {
            "application/json": {
              "schema": {
                "$ref": "#/components/schemas/User"
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "Simulated created user",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/User"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "User": {
        "type": "object",
        "properties": {
          "id": {
            "type": "integer"
          },
          "firstName": {
            "type": "string"
          },
          "lastName": {
            "type": "string"
          },
          "age": {
            "type": "integer"
          },
          "gender": {
            "type": "string"
          },
          "email": {
            "type": "string"
          },
          "username": {
            "type": "string"
          },
          "password": {
            "type": "string"
          },
          "birthDate": {
            "type": "string"
          },
          "role": {
            "type": "string"
          }
        }
      }
    },
    "securitySchemes": {
      "bearerAuth": {
        "type": "http",
        "scheme": "bearer",
        "bearerFormat": "JWT"
      }
    }
  }
}