baiyue-firstleg/firstleg/src/main/resources/openapi/phase3-pda-convergence-v1.yaml

openapi: 3.0.3
info:
  title: Phase 3 Container PDA Picking API
  version: 1.0.0
paths:
  /api/platform/v1/first-leg/pda-loading/tasks:
    get:
      summary: Find the active container picking task in one platform warehouse
      parameters:
        - {name: containerNo, in: query, required: true, schema: {type: string}}
        - {name: warehouseId, in: query, required: true, schema: {type: integer, format: int64, minimum: 1}}
      responses:
        '200': {description: Task with assignment, review and item-level versions}
  /api/platform/v1/first-leg/pda-loading/tasks/pending:
    get:
      summary: List active tasks available to the authenticated PDA operator
      parameters:
        - {name: keyword, in: query, required: false, schema: {type: string, maxLength: 64}}
      responses:
        '200':
          description: Unassigned tasks and tasks assigned to the current operator; no customer selector required
          content:
            application/json:
              schema:
                type: array
                items: {$ref: '#/components/schemas/PendingTask'}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/claim:
    post:
      summary: Atomically claim an unassigned task for the authenticated operator
      parameters: [{$ref: '#/components/parameters/TaskId'}]
      requestBody:
        required: true
        content: {application/json: {schema: {$ref: '#/components/schemas/ClaimRequest'}}}
      responses:
        '200': {description: Claimed task or A0409 when another operator owns it}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/inventory-snapshot:
    get:
      summary: Read the current Warehouse inventory snapshot before atomic submission
      parameters:
        - {$ref: '#/components/parameters/TaskId'}
        - {name: warehouseId, in: query, required: true, schema: {type: integer, format: int64, minimum: 1}}
      responses:
        '200':
          description: Current occupied resources grouped by inbound order with a stable snapshot token
          content: {application/json: {schema: {$ref: '#/components/schemas/InventorySnapshot'}}}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/assign:
    post:
      summary: Assign or reassign a task with optimistic locking
      parameters: [{$ref: '#/components/parameters/TaskId'}]
      requestBody:
        required: true
        content: {application/json: {schema: {$ref: '#/components/schemas/AssignRequest'}}}
      responses:
        '200': {description: Assigned task or A0409 on assignment version conflict}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/items/{itemId}/pick:
    post:
      summary: Increment a picked item owned by the authenticated assignee
      parameters: [{$ref: '#/components/parameters/TaskId'}, {$ref: '#/components/parameters/ItemId'}]
      responses: {'200': {description: Updated task}}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/items/{itemId}/partial:
    post:
      summary: Record the final partial quantity for one assigned item
      parameters: [{$ref: '#/components/parameters/TaskId'}, {$ref: '#/components/parameters/ItemId'}]
      responses: {'200': {description: Task awaiting review when every item is resolved}}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/items/{itemId}/skip:
    post:
      summary: Resolve an untouched assigned item as skipped
      parameters: [{$ref: '#/components/parameters/TaskId'}, {$ref: '#/components/parameters/ItemId'}]
      responses: {'200': {description: Task awaiting review when every item is resolved}}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/batch:
    post:
      summary: Atomically submit the complete online PDA draft once
      parameters:
        - {$ref: '#/components/parameters/TaskId'}
        - {name: Idempotency-Key, in: header, required: true, schema: {type: string, maxLength: 128}}
      requestBody:
        required: true
        content: {application/json: {schema: {$ref: '#/components/schemas/BatchRequest'}}}
      responses:
        '200': {description: Completed task, identical replay result, or A0409 when any snapshot changed}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/review:
    post:
      summary: Review all resolved items, settle partial and skipped quantities, then complete the plan
      parameters: [{$ref: '#/components/parameters/TaskId'}]
      requestBody:
        required: true
        content: {application/json: {schema: {$ref: '#/components/schemas/ReviewRequest'}}}
      responses:
        '200': {description: Completed task or A0409 when items or task version changed}
  /api/platform/v1/first-leg/pda-loading/tasks/{taskId}/operations:
    get:
      summary: Read immutable task-level claim, assignment and review audit records
      parameters: [{$ref: '#/components/parameters/TaskId'}]
      responses:
        '200': {description: Ordered operation history}
components:
  parameters:
    TaskId: {name: taskId, in: path, required: true, schema: {type: integer, format: int64, minimum: 1}}
    ItemId: {name: itemId, in: path, required: true, schema: {type: integer, format: int64, minimum: 1}}
  schemas:
    PendingTask:
      type: object
      required: [taskId, loadingPlanId, containerNo, warehouseId, taskStatus, workflowStatus, version, assignmentVersion, itemCount, pendingItemCount]
      properties:
        taskId: {type: integer, format: int64}
        loadingPlanId: {type: integer, format: int64}
        containerNo: {type: string}
        warehouseId: {type: integer, format: int64}
        warehouseName: {type: string, nullable: true}
        taskStatus: {type: string, enum: [LOADING]}
        workflowStatus: {type: string, enum: [UNASSIGNED, IN_PROGRESS]}
        version: {type: integer, minimum: 0}
        assignmentVersion: {type: integer, minimum: 0}
        itemCount: {type: integer, minimum: 1}
        pendingItemCount: {type: integer, minimum: 0}
    ClaimRequest:
      type: object
      required: [expectedAssignmentVersion, operationId]
      properties:
        expectedAssignmentVersion: {type: integer, minimum: 0}
        operationId: {type: string, maxLength: 128}
    AssignRequest:
      type: object
      required: [assigneeId, assigneeName, expectedAssignmentVersion, operationId]
      properties:
        assigneeId: {type: integer, format: int64, minimum: 1}
        assigneeName: {type: string, maxLength: 64}
        expectedAssignmentVersion: {type: integer, minimum: 0}
        operationId: {type: string, maxLength: 128}
    BatchRequest:
      type: object
      required: [warehouseId, containerNo, expectedVersion, inventorySnapshotToken, items]
      properties:
        warehouseId: {type: integer, format: int64, minimum: 1}
        containerNo: {type: string, maxLength: 64}
        expectedVersion: {type: integer, minimum: 0}
        inventorySnapshotToken: {type: string, minLength: 64, maxLength: 64}
        items:
          type: array
          minItems: 1
          maxItems: 500
          items: {$ref: '#/components/schemas/BatchItemRequest'}
    BatchItemRequest:
      type: object
      required: [itemId, action, version]
      properties:
        itemId: {type: integer, format: int64, minimum: 1}
        action: {type: string, enum: [PICK, PARTIAL, SKIP]}
        pickedPackageCount: {type: integer, minimum: 1, description: Incremental count required by PICK}
        finalPickedPackageCount: {type: integer, minimum: 1, description: Final actual count required by PARTIAL}
        releaseMode: {type: string, enum: [AUTO, MANUAL]}
        reservationIds:
          type: array
          items: {type: integer, format: int64, minimum: 1}
        version: {type: integer, minimum: 0}
        reason: {type: string, maxLength: 500, description: Required by SKIP}
    ReviewRequest:
      type: object
      required: [expectedTaskVersion, operationId]
      properties:
        expectedTaskVersion: {type: integer, minimum: 0}
        operationId: {type: string, maxLength: 128}
        remark: {type: string, maxLength: 500}
    InventorySnapshot:
      type: object
      required: [taskId, taskVersion, containerNo, warehouseId, capturedAt, snapshotToken, inbounds]
      properties:
        taskId: {type: integer, format: int64}
        taskVersion: {type: integer, minimum: 0}
        containerNo: {type: string}
        warehouseId: {type: integer, format: int64}
        capturedAt: {type: string, format: date-time}
        snapshotToken: {type: string, minLength: 64, maxLength: 64}
        inbounds:
          type: array
          items: {$ref: '#/components/schemas/InboundInventory'}
    InboundInventory:
      type: object
      required: [inboundId, availablePackageCount, resources]
      properties:
        inboundId: {type: integer, format: int64}
        availablePackageCount: {type: integer, minimum: 0}
        resources:
          type: array
          items: {$ref: '#/components/schemas/InventoryResource'}
    InventoryResource:
      type: object
      required: [reservationId, occupancyId, palletId, locationId, sharedOverflow, availablePackageCount]
      properties:
        reservationId: {type: integer, format: int64}
        occupancyId: {type: integer, format: int64}
        palletId: {type: integer, format: int64}
        locationId: {type: integer, format: int64}
        locationCode: {type: string, nullable: true}
        sharedOverflow: {type: boolean}
        availablePackageCount: {type: integer, minimum: 1}