openapi: "3.0.0"
info:
  version: 1.0.0
  title: API Gateway

paths:
  /health:
    get:
      summary: Health Check
      description: Endpoint to confirm the API Gateway service is operational.
      operationId: healthCheck
      x-yc-apigateway-integration:
        type: dummy
        http_code: 200
        http_headers:
          "Content-Type": "application/json"
        content:
          "*": '{"status": "ok"}'
      responses:
        "200":
          description: Service is healthy.

  /config:
    get:
      summary: Config
      description: Implementation of frontend dynamic configuration.
      operationId: config
      x-yc-apigateway-integration:
        type: dummy
        http_code: 200
        http_headers:
          "Content-Type": "application/json"
        content:
          "*": '{"backend_url": "https://some.backend.example.com"}'
      responses:
        "200":
          description: Config returned.

  /assets/{path+}:
    get:
      summary: Get Static File
      description: Serves static files from the S3 bucket.
      operationId: getAssetsFile
      parameters:
        - name: path
          in: path
          required: true
          schema:
            type: string
      x-yc-apigateway-integration:
        type: object_storage
        bucket: "${bucket_name}"
        object: "current/assets/{path}"
        error_object: "old/assets/{path}"
      responses:
        "200":
          description: Static file content.
        "404":
          description: Asset not found.

  /img/{path+}:
    get:
      summary: Get Static File
      description: Serves static files from the S3 bucket.
      operationId: getImgFile
      parameters:
        - name: path
          in: path
          required: true
          schema:
            type: string
      x-yc-apigateway-integration:
        type: object_storage
        bucket: "${bucket_name}"
        object: "current/img/{path}"
        error_object: "old/img/{path}"
      responses:
        "200":
          description: Static file content.
        "404":
          description: Asset not found.

  /favicon.svg:
    get:
      summary: Get Static File
      description: Serves static files from the S3 bucket.
      operationId: getFaviconFile
      parameters:
        - name: path
          in: path
          required: true
          schema:
            type: string
      x-yc-apigateway-integration:
        type: object_storage
        bucket: "${bucket_name}"
        object: "current/favicon.svg"
        error_object: "old/favicon.svg"
      responses:
        "200":
          description: Static file content.
        "404":
          description: Asset not found.

  /:
    get:
      summary: Serve SPA Entrypoint (Root)
      description: Serves the main 'index.html' file for requests to the root of the domain.
      operationId: getSpaIndexRoot
      x-yc-apigateway-integration:
        type: object_storage
        bucket: "${bucket_name}"
        object: "current/index.html"
        error_object: "old/index.html"
      responses:
        "200":
          description: Main HTML page of the SPA.
        "404":
          description: "'index.html' not found in the bucket."

  /{proxy+}:
    get:
      summary: Serve SPA Entrypoint (Client-Side Routes)
      description: Catches all other application paths and serves 'index.html', enabling client-side routing.
      operationId: getSpaIndexCatchAll
      parameters:
        - name: proxy
          in: path
          required: true
          schema:
            type: string
      x-yc-apigateway-integration:
        type: object_storage
        bucket: "${bucket_name}"
        object: "current/index.html"
        error_object: "old/index.html"
      responses:
        "200":
          description: Main HTML page of the SPA.
        "404":
          description: "'index.html' not found in the bucket."