| 1 | import type { IPool } from './pool' |
| 2 | import type { IPoolWorker } from './pool-worker' |
| 3 | |
| 4 | /** |
| 5 | * Internal pool types. |
| 6 | */ |
| 7 | export enum PoolType { |
| 8 | FIXED = 'fixed', |
| 9 | DYNAMIC = 'dynamic' |
| 10 | } |
| 11 | |
| 12 | /** |
| 13 | * Internal tasks usage statistics. |
| 14 | */ |
| 15 | export interface TasksUsage { |
| 16 | run: number |
| 17 | running: number |
| 18 | runTime: number |
| 19 | avgRunTime: number |
| 20 | error: number |
| 21 | } |
| 22 | |
| 23 | /** |
| 24 | * Internal worker type. |
| 25 | * |
| 26 | * @typeParam Worker - Type of worker type items which manages this pool. |
| 27 | */ |
| 28 | export interface WorkerType<Worker extends IPoolWorker> { |
| 29 | worker: Worker |
| 30 | tasksUsage: TasksUsage |
| 31 | } |
| 32 | |
| 33 | /** |
| 34 | * Internal contract definition for a poolifier pool. |
| 35 | * |
| 36 | * @typeParam Worker - Type of worker which manages this pool. |
| 37 | * @typeParam Data - Type of data sent to the worker. This can only be serializable data. |
| 38 | * @typeParam Response - Type of response of execution. This can only be serializable data. |
| 39 | */ |
| 40 | export interface IPoolInternal< |
| 41 | Worker extends IPoolWorker, |
| 42 | Data = unknown, |
| 43 | Response = unknown |
| 44 | > extends IPool<Data, Response> { |
| 45 | /** |
| 46 | * Pool worker type items array. |
| 47 | */ |
| 48 | readonly workers: Array<WorkerType<Worker>> |
| 49 | |
| 50 | /** |
| 51 | * Pool type. |
| 52 | * |
| 53 | * If it is `'dynamic'`, it provides the `max` property. |
| 54 | */ |
| 55 | readonly type: PoolType |
| 56 | |
| 57 | /** |
| 58 | * Whether the pool is full or not. |
| 59 | * |
| 60 | * The pool filling boolean status. |
| 61 | */ |
| 62 | readonly full: boolean |
| 63 | |
| 64 | /** |
| 65 | * Whether the pool is busy or not. |
| 66 | * |
| 67 | * The pool busyness boolean status. |
| 68 | */ |
| 69 | readonly busy: boolean |
| 70 | |
| 71 | /** |
| 72 | * Finds a free worker key based on the number of tasks the worker has applied. |
| 73 | * |
| 74 | * If a worker is found with `0` running tasks, it is detected as free and its key is returned. |
| 75 | * |
| 76 | * If no free worker is found, `false` is returned. |
| 77 | * |
| 78 | * @returns A worker key if there is one, `-1` otherwise. |
| 79 | */ |
| 80 | findFreeWorkerKey: () => number |
| 81 | } |