import type { InjectionKey } from 'vue';
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import type { FileAccess, FileAction } from './fileAccess';
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import { computed, inject } from 'vue';
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export interface FilePermissionView {
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enabled: boolean;
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taskId: string;
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formId: string;
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status: 'error' | 'loading' | 'ready';
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revision?: string;
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fields?: Record<string, FileAccess>;
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}
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export const filePermissionFormKey: InjectionKey<() => { modelId: string; readOnly?: boolean; view?: FilePermissionView }> = Symbol('file-permission-form');
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export const workflowFileSubmitPendingKey: InjectionKey<() => boolean> = Symbol('workflow-file-submit-pending');
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function applyReadOnlyLimit(access: FileAccess | undefined, readOnly: boolean): FileAccess | undefined {
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if (!readOnly || access === undefined || access.status !== 'ready') return access;
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return {
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...access,
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actions: {
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ADD: false,
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DOWNLOAD: access.actions?.DOWNLOAD === true,
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EDIT: false,
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REVIEW: false,
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REMOVE: false,
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REPLACE: false,
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VIEW: access.actions?.VIEW === true,
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},
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};
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}
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/** 服务端明确返回旧实例才沿用旧行为；受控实例缺字段或跨表单响应都关闭动作。 */
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export function fieldFileAccess(view: FilePermissionView | undefined, modelId: string, field: string, parent?: string): FileAccess | undefined {
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if (view === undefined || view === null) return undefined;
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if (!modelId || view.formId !== modelId || !view.taskId) return { status: 'error' };
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if (view.enabled === false && view.status === 'ready') return undefined;
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if (view.enabled !== true || view.status !== 'ready' || !view.revision) return { status: view.status === 'loading' ? 'loading' : 'error' };
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return view.fields?.[parent ? `${parent}-${field}` : field] ?? { status: 'error' };
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}
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export function useFilePermissionAccess(props: { editField: string; editParentField?: string; fileAccess?: FileAccess }) {
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const form = inject(filePermissionFormKey, undefined);
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return computed(() => {
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const context = form?.();
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const inherited = context ? fieldFileAccess(context.view, context.modelId, props.editField, props.editParentField) : undefined;
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// 表单运行态始终是上限，不能被控件上的旧配置覆盖。
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let resolved = inherited;
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if (inherited === undefined) resolved = props.fileAccess;
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else if (props.fileAccess !== undefined && inherited.status === 'ready') {
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resolved =
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props.fileAccess.status === 'ready'
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? ({
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...inherited,
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actions: Object.fromEntries(
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Object.entries(inherited.actions ?? {}).map(([key, value]) => [key, value === true && props.fileAccess?.actions?.[key as FileAction] === true]),
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),
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} as FileAccess)
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: props.fileAccess;
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}
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return applyReadOnlyLimit(resolved, context?.readOnly === true);
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});
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}
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