Files
shockbot/mcp/selectMode.ts
T
2025-11-19 18:26:15 -05:00

56 lines
1.5 KiB
TypeScript

import { type } from "arktype";
import type { Mode } from "../modes.ts";
import { contextualize, tool } from "./shared.ts";
// Get modes from environment variable (set by createMcpConfigs)
function getModes(): Mode[] {
const modesJson = process.env.PULLFROG_MODES;
if (modesJson) {
try {
return JSON.parse(modesJson);
} catch {
return [];
}
}
return [];
}
export const SelectMode = type({
modeName: type.string.describe(
"the name of the mode to select (e.g., 'Plan', 'Build', 'Review', 'Prompt')"
),
});
export const SelectModeTool = tool({
name: "select_mode",
description:
"Select a mode and get its detailed prompt instructions. Call this first to determine which mode to use based on the request.",
parameters: SelectMode,
execute: contextualize(async ({ modeName }) => {
const allModes = getModes();
if (allModes.length === 0) {
return {
error:
"No modes available. Modes must be provided via PULLFROG_MODES environment variable.",
};
}
const selectedMode = allModes.find((m) => m.name.toLowerCase() === modeName.toLowerCase());
if (!selectedMode) {
const availableModes = allModes.map((m) => m.name).join(", ");
return {
error: `Mode "${modeName}" not found. Available modes: ${availableModes}`,
availableModes: allModes.map((m) => ({ name: m.name, description: m.description })),
};
}
return {
modeName: selectedMode.name,
description: selectedMode.description,
prompt: selectedMode.prompt,
};
}),
});