import { tool } from "../tool.js";
import { getInternalBridgeConfig } from "../internalBridge.js";

export default tool({
  description:
    "维护已验证、可复用、非敏感的通用执行方法。事件业务处置 Skill 由 Server 经任务 MCP 分发，不在此复制或覆盖。支持 list、write_skill、remove_skill、append_pattern、remove_pattern、write_reference、remove_reference、write_script、remove_script。",
  args: {
    action: tool.schema
    .enum([
      "list",
      "write_skill",
      "remove_skill",
      "append_pattern",
      "remove_pattern",
      "write_reference",
      "remove_reference",
      "write_script",
      "remove_script",
    ])
    .describe("Skill maintenance operation."),
    reason: tool.schema
    .string()
    .describe(
      "Why this skill maintenance action is justified for future reuse.",
    ),
    skill_path: tool.schema
    .string()
    .describe(
      "Target skill directory path relative to .opencode/skills. Use 'workflow' for the workflow index, or '__root__' for the root skills index.",
    ),
    pattern: tool.schema
    .string()
    .optional()
    .describe("Pattern text used by append_pattern."),
    target_id: tool.schema
    .string()
    .optional()
    .describe("Stable learned pattern id used by remove_pattern."),
    file_path: tool.schema
    .string()
    .optional()
    .describe(
      "Asset file path. For references use references/*.md; for scripts use scripts/*.py.",
    ),
    content: tool.schema
    .string()
    .optional()
    .describe(
      "Content used by write_skill, write_reference, or write_script.",
    ),
  },
  async execute(args, context) {
    const { baseUrl, internalToken } = getInternalBridgeConfig();
    const response = await fetch(`${baseUrl}/internal/tools/skill-manager`, {
      method: "POST",
      headers: { "Content-Type": "application/json", "x-agent-internal-token": internalToken },
      body: JSON.stringify({ session_id: context.sessionID, input: args }),
    });
    const text = await response.text();
    if (!response.ok) throw new Error(`learning tool failed (${response.status}): ${text}`);
    return text;
  },
});