96 lines
2.4 KiB
TypeScript
96 lines
2.4 KiB
TypeScript
import { Plug } from "../../plugos/plug.ts";
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import { System } from "../../plugos/system.ts";
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import { Hook, Manifest } from "../../plugos/types.ts";
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export type NamespaceOperation =
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| "readFile"
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| "writeFile"
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| "listFiles"
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| "getFileMeta"
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| "deleteFile";
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export type PageNamespaceDef = {
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pattern: string;
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operation: NamespaceOperation;
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};
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export type PageNamespaceHookT = {
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pageNamespace?: PageNamespaceDef;
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};
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type SpaceFunction = {
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operation: NamespaceOperation;
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pattern: RegExp;
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plug: Plug<PageNamespaceHookT>;
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name: string;
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};
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export class PageNamespaceHook implements Hook<PageNamespaceHookT> {
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spaceFunctions: SpaceFunction[] = [];
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constructor() {}
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apply(system: System<PageNamespaceHookT>): void {
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system.on({
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plugLoaded: () => {
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this.updateCache(system);
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},
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plugUnloaded: () => {
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this.updateCache(system);
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},
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});
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}
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updateCache(system: System<PageNamespaceHookT>) {
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this.spaceFunctions = [];
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for (let plug of system.loadedPlugs.values()) {
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if (plug.manifest?.functions) {
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for (
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let [funcName, funcDef] of Object.entries(
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plug.manifest.functions,
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)
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) {
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if (funcDef.pageNamespace) {
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this.spaceFunctions.push({
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operation: funcDef.pageNamespace.operation,
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pattern: new RegExp(funcDef.pageNamespace.pattern),
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plug,
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name: funcName,
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});
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}
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}
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}
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}
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}
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validateManifest(manifest: Manifest<PageNamespaceHookT>): string[] {
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let errors: string[] = [];
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if (!manifest.functions) {
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return [];
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}
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for (let [funcName, funcDef] of Object.entries(manifest.functions)) {
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if (funcDef.pageNamespace) {
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if (!funcDef.pageNamespace.pattern) {
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errors.push(`Function ${funcName} has a namespace but no pattern`);
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}
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if (!funcDef.pageNamespace.operation) {
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errors.push(`Function ${funcName} has a namespace but no operation`);
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}
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if (
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![
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"readFile",
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"writeFile",
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"getFileMeta",
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"listFiles",
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"deleteFile",
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].includes(funcDef.pageNamespace.operation)
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) {
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errors.push(
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`Function ${funcName} has an invalid operation ${funcDef.pageNamespace.operation}`,
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);
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}
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}
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}
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return errors;
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}
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}
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