# Pleroma: A lightweight social networking server
# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only

defmodule Pleroma.Web.ApiSpec.TwitterUtilOperation do
  alias OpenApiSpex.Operation
  alias OpenApiSpex.Schema
  alias Pleroma.Web.ApiSpec.Schemas.ApiError
  alias Pleroma.Web.ApiSpec.Schemas.BooleanLike

  import Pleroma.Web.ApiSpec.Helpers

  def open_api_operation(action) do
    operation = String.to_existing_atom("#{action}_operation")
    apply(__MODULE__, operation, [])
  end

  def emoji_operation do
    %Operation{
      tags: ["Custom emojis"],
      summary: "List all custom emojis",
      operationId: "UtilController.emoji",
      parameters: [],
      responses: %{
        200 =>
          Operation.response("List", "application/json", %Schema{
            type: :object,
            additionalProperties: %Schema{
              type: :object,
              properties: %{
                image_url: %Schema{type: :string},
                tags: %Schema{type: :array, items: %Schema{type: :string}}
              },
              extensions: %{"x-additionalPropertiesName": "Emoji name"}
            },
            example: %{
              "firefox" => %{
                "image_url" => "/emoji/firefox.png",
                "tag" => ["Fun"]
              }
            }
          })
      }
    }
  end

  def frontend_configurations_operation do
    %Operation{
      tags: ["Others"],
      summary: "Dump frontend configurations",
      operationId: "UtilController.frontend_configurations",
      parameters: [],
      responses: %{
        200 =>
          Operation.response("List", "application/json", %Schema{
            type: :object,
            additionalProperties: %Schema{
              type: :object,
              description:
                "Opaque object representing the instance-wide configuration for the frontend",
              extensions: %{"x-additionalPropertiesName": "Frontend name"}
            }
          })
      }
    }
  end

  def change_password_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "Change account password",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.change_password",
      requestBody: request_body("Parameters", change_password_request(), required: true),
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{status: %Schema{type: :string, example: "success"}}
          }),
        400 => Operation.response("Error", "application/json", ApiError),
        403 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  defp change_password_request do
    %Schema{
      title: "ChangePasswordRequest",
      description: "POST body for changing the account's password",
      type: :object,
      required: [:password, :new_password, :new_password_confirmation],
      properties: %{
        password: %Schema{type: :string, description: "Current password"},
        new_password: %Schema{type: :string, description: "New password"},
        new_password_confirmation: %Schema{
          type: :string,
          description: "New password, confirmation"
        }
      }
    }
  end

  def change_email_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "Change account email",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.change_email",
      requestBody: request_body("Parameters", change_email_request(), required: true),
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{status: %Schema{type: :string, example: "success"}}
          }),
        400 => Operation.response("Error", "application/json", ApiError),
        403 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  defp change_email_request do
    %Schema{
      title: "ChangeEmailRequest",
      description: "POST body for changing the account's email",
      type: :object,
      required: [:email, :password],
      properties: %{
        email: %Schema{
          type: :string,
          description: "New email. Set to blank to remove the user's email."
        },
        password: %Schema{type: :string, description: "Current password"}
      }
    }
  end

  def update_notification_settings_operation do
    %Operation{
      tags: ["Settings"],
      summary: "Update Notification Settings",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.update_notification_settings",
      parameters: [
        Operation.parameter(
          :block_from_strangers,
          :query,
          BooleanLike,
          "blocks notifications from accounts you do not follow"
        ),
        Operation.parameter(
          :hide_notification_contents,
          :query,
          BooleanLike,
          "removes the contents of a message from the push notification"
        )
      ],
      requestBody: nil,
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{status: %Schema{type: :string, example: "success"}}
          }),
        400 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  def disable_account_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "Disable Account",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.disable_account",
      parameters: [
        Operation.parameter(:password, :query, :string, "Password")
      ],
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{status: %Schema{type: :string, example: "success"}}
          }),
        403 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  def delete_account_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "Delete Account",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.delete_account",
      parameters: [
        Operation.parameter(:password, :query, :string, "Password")
      ],
      requestBody: request_body("Parameters", delete_account_request(), required: false),
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{status: %Schema{type: :string, example: "success"}}
          }),
        403 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  def captcha_operation do
    %Operation{
      summary: "Get a captcha",
      operationId: "UtilController.captcha",
      tags: ["Others"],
      parameters: [],
      responses: %{
        200 => Operation.response("Success", "application/json", %Schema{type: :object})
      }
    }
  end

  def move_account_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "Move account",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.move_account",
      requestBody: request_body("Parameters", move_account_request(), required: true),
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{status: %Schema{type: :string, example: "success"}}
          }),
        400 => Operation.response("Error", "application/json", ApiError),
        403 => Operation.response("Error", "application/json", ApiError),
        404 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  defp move_account_request do
    %Schema{
      title: "MoveAccountRequest",
      description: "POST body for moving the account",
      type: :object,
      required: [:password, :target_account],
      properties: %{
        password: %Schema{type: :string, description: "Current password"},
        target_account: %Schema{
          type: :string,
          description: "The nickname of the target account to move to"
        }
      }
    }
  end

  def list_aliases_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "List account aliases",
      security: [%{"oAuth" => ["read:accounts"]}],
      operationId: "UtilController.list_aliases",
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{
              aliases: %Schema{
                type: :array,
                items: %Schema{type: :string},
                example: ["foo@example.org"]
              }
            }
          }),
        400 => Operation.response("Error", "application/json", ApiError),
        403 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  def add_alias_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "Add an alias to this account",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.add_alias",
      requestBody: request_body("Parameters", add_alias_request(), required: true),
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{
              status: %Schema{
                type: :string,
                example: "success"
              }
            }
          }),
        400 => Operation.response("Error", "application/json", ApiError),
        403 => Operation.response("Error", "application/json", ApiError),
        404 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  defp add_alias_request do
    %Schema{
      title: "AddAliasRequest",
      description: "PUT body for adding aliases",
      type: :object,
      required: [:alias],
      properties: %{
        alias: %Schema{
          type: :string,
          description: "The nickname of the account to add to aliases"
        }
      }
    }
  end

  def delete_alias_operation do
    %Operation{
      tags: ["Account credentials"],
      summary: "Delete an alias from this account",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.delete_alias",
      requestBody: request_body("Parameters", delete_alias_request(), required: true),
      responses: %{
        200 =>
          Operation.response("Success", "application/json", %Schema{
            type: :object,
            properties: %{
              status: %Schema{
                type: :string,
                example: "success"
              }
            }
          }),
        400 => Operation.response("Error", "application/json", ApiError),
        403 => Operation.response("Error", "application/json", ApiError),
        404 => Operation.response("Error", "application/json", ApiError)
      }
    }
  end

  defp delete_alias_request do
    %Schema{
      title: "DeleteAliasRequest",
      description: "PUT body for deleting aliases",
      type: :object,
      required: [:alias],
      properties: %{
        alias: %Schema{
          type: :string,
          description: "The nickname of the account to delete from aliases"
        }
      }
    }
  end

  def healthcheck_operation do
    %Operation{
      tags: ["Others"],
      summary: "Quick status check on the instance",
      security: [%{"oAuth" => ["write:accounts"]}],
      operationId: "UtilController.healthcheck",
      parameters: [],
      responses: %{
        200 => Operation.response("Healthy", "application/json", %Schema{type: :object}),
        503 =>
          Operation.response("Disabled or Unhealthy", "application/json", %Schema{type: :object})
      }
    }
  end

  def remote_subscribe_operation do
    %Operation{
      tags: ["Remote interaction"],
      summary: "Remote Subscribe",
      operationId: "UtilController.remote_subscribe",
      parameters: [],
      responses: %{200 => Operation.response("Web Page", "test/html", %Schema{type: :string})}
    }
  end

  def remote_interaction_operation do
    %Operation{
      tags: ["Remote interaction"],
      summary: "Remote interaction",
      operationId: "UtilController.remote_interaction",
      requestBody: request_body("Parameters", remote_interaction_request(), required: true),
      responses: %{
        200 =>
          Operation.response("Remote interaction URL", "application/json", %Schema{type: :object})
      }
    }
  end

  defp remote_interaction_request do
    %Schema{
      title: "RemoteInteractionRequest",
      description: "POST body for remote interaction",
      type: :object,
      required: ["ap_id", "profile"],
      properties: %{
        "ap_id" => %Schema{type: :string, description: "Profile or status ActivityPub ID"},
        "profile" => %Schema{type: :string, description: "Remote profile webfinger"}
      }
    }
  end

  def show_subscribe_form_operation do
    %Operation{
      tags: ["Remote interaction"],
      summary: "Show remote subscribe form",
      operationId: "UtilController.show_subscribe_form",
      parameters: [],
      responses: %{200 => Operation.response("Web Page", "test/html", %Schema{type: :string})}
    }
  end

  defp delete_account_request do
    %Schema{
      title: "AccountDeleteRequest",
      description: "POST body for deleting one's own account",
      type: :object,
      properties: %{
        password: %Schema{
          type: :string,
          description: "The user's own password for confirmation.",
          format: :password
        }
      },
      example: %{
        "password" => "prettyp0ony1313"
      }
    }
  end
end