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import { BrowseWikiSchema } from "./schema-readonly";
import { ManageWikiSchema } from "./schema";
import { gitlab, toQuery } from "../../utils/gitlab-api";
import { resolveNamespaceForAPI } from "../../utils/namespace";
import { ToolRegistry, EnhancedToolDefinition } from "../../types";
import { isActionDenied } from "../../config";
/**
* Wiki tools registry - 2 CQRS tools replacing 5 individual tools
*
* browse_wiki (Query): list, get
* manage_wiki (Command): create, update, delete
*/
export const wikiToolRegistry: ToolRegistry = new Map<string, EnhancedToolDefinition>([
// ============================================================================
// browse_wiki - CQRS Query Tool (discriminated union schema)
// TypeScript automatically narrows types in each switch case
// ============================================================================
[
"browse_wiki",
{
name: "browse_wiki",
description:
'BROWSE wiki pages. Actions: "list" shows all wiki pages in project/group, "get" retrieves single wiki page content by slug.',
inputSchema: z.toJSONSchema(BrowseWikiSchema),
gate: { envVar: "USE_GITLAB_WIKI", defaultValue: true },
handler: async (args: unknown) => {
const input = BrowseWikiSchema.parse(args);
// Runtime validation: reject denied actions even if they bypass schema filtering
Iif (isActionDenied("browse_wiki", input.action)) {
throw new Error(`Action '${input.action}' is not allowed for browse_wiki tool`);
}
const { entityType, encodedPath } = await resolveNamespaceForAPI(input.namespace);
switch (input.action) {
case "list": {
// TypeScript knows: input has with_content, per_page, page (optional)
const { action: _action, namespace: _namespace, ...rest } = input;
const query = toQuery(rest, []);
return gitlab.get(`${entityType}/${encodedPath}/wikis`, { query });
}
case "get": {
// TypeScript knows: input has slug (required)
return gitlab.get(
`${entityType}/${encodedPath}/wikis/${encodeURIComponent(input.slug)}`
);
}
/* istanbul ignore next -- unreachable with Zod discriminatedUnion */
default:
throw new Error(`Unknown action: ${(input as { action: string }).action}`);
}
},
},
],
// ============================================================================
// manage_wiki - CQRS Command Tool (discriminated union schema)
// TypeScript automatically narrows types in each switch case
// ============================================================================
[
"manage_wiki",
{
name: "manage_wiki",
description:
'MANAGE wiki pages. Actions: "create" adds new wiki page, "update" modifies existing page, "delete" removes wiki page permanently.',
inputSchema: z.toJSONSchema(ManageWikiSchema),
gate: { envVar: "USE_GITLAB_WIKI", defaultValue: true },
handler: async (args: unknown) => {
const input = ManageWikiSchema.parse(args);
// Runtime validation: reject denied actions even if they bypass schema filtering
Iif (isActionDenied("manage_wiki", input.action)) {
throw new Error(`Action '${input.action}' is not allowed for manage_wiki tool`);
}
const { entityType, encodedPath } = await resolveNamespaceForAPI(input.namespace);
switch (input.action) {
case "create": {
// TypeScript knows: input has title, content (required), format (optional)
const { action: _action, namespace: _namespace, ...body } = input;
return gitlab.post(`${entityType}/${encodedPath}/wikis`, {
body,
contentType: "json",
});
}
case "update": {
// TypeScript knows: input has slug (required), title, content, format (optional)
const { action: _action, namespace: _namespace, slug, ...body } = input;
return gitlab.put(`${entityType}/${encodedPath}/wikis/${encodeURIComponent(slug)}`, {
body,
contentType: "json",
});
}
case "delete": {
// TypeScript knows: input has slug (required)
await gitlab.delete(
`${entityType}/${encodedPath}/wikis/${encodeURIComponent(input.slug)}`
);
return { deleted: true };
}
/* istanbul ignore next -- unreachable with Zod discriminatedUnion */
default:
throw new Error(`Unknown action: ${(input as { action: string }).action}`);
}
},
},
],
]);
/**
* Get read-only tool names from the registry
*/
export function getWikiReadOnlyToolNames(): string[] {
return ["browse_wiki"];
}
/**
* Get all tool definitions from the registry
*/
export function getWikiToolDefinitions(): EnhancedToolDefinition[] {
return Array.from(wikiToolRegistry.values());
}
/**
* Get filtered tools based on read-only mode
*/
export function getFilteredWikiTools(readOnlyMode: boolean = false): EnhancedToolDefinition[] {
if (readOnlyMode) {
const readOnlyNames = getWikiReadOnlyToolNames();
return Array.from(wikiToolRegistry.values()).filter(tool => readOnlyNames.includes(tool.name));
}
return getWikiToolDefinitions();
}
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