/**
 * setup — Agent-driven DevClaw setup.
 *
 * Creates agent, configures model tiers, writes workspace files.
 * Thin wrapper around lib/setup.ts.
 */
import type { OpenClawPluginApi } from "openclaw/plugin-sdk";
import { jsonResult } from "openclaw/plugin-sdk";
import type { ToolContext } from "../types.js";
import { runSetup } from "../setup.js";
import { ALL_TIERS, DEFAULT_MODELS, type Tier } from "../tiers.js";

export function createSetupTool(api: OpenClawPluginApi) {
  return (ctx: ToolContext) => ({
    name: "setup",
    label: "Setup",
    description: `Execute DevClaw setup. Creates AGENTS.md, HEARTBEAT.md, roles, memory/projects.json, and model tier config. Optionally creates a new agent with channel binding. Called after onboard collects configuration.`,
    parameters: {
      type: "object",
      properties: {
        newAgentName: { type: "string", description: "Create a new agent. Omit to configure current workspace." },
        channelBinding: { type: "string", enum: ["telegram", "whatsapp"], description: "Channel to bind (optional, with newAgentName only)." },
        migrateFrom: { type: "string", description: "Agent ID to migrate channel binding from. Check openclaw.json bindings first." },
        models: {
          type: "object", description: "Model overrides per tier.",
          properties: {
            junior: { type: "string", description: `Default: ${DEFAULT_MODELS.junior}` },
            medior: { type: "string", description: `Default: ${DEFAULT_MODELS.medior}` },
            senior: { type: "string", description: `Default: ${DEFAULT_MODELS.senior}` },
            qa: { type: "string", description: `Default: ${DEFAULT_MODELS.qa}` },
          },
        },
        projectExecution: { type: "string", enum: ["parallel", "sequential"], description: "Project execution mode. Default: parallel." },
      },
    },

    async execute(_id: string, params: Record<string, unknown>) {
      const result = await runSetup({
        newAgentName: params.newAgentName as string | undefined,
        channelBinding: (params.channelBinding as "telegram" | "whatsapp") ?? null,
        migrateFrom: params.migrateFrom as string | undefined,
        agentId: params.newAgentName ? undefined : ctx.agentId,
        workspacePath: params.newAgentName ? undefined : ctx.workspaceDir,
        models: params.models as Partial<Record<Tier, string>> | undefined,
        projectExecution: params.projectExecution as "parallel" | "sequential" | undefined,
      });

      const lines = [
        result.agentCreated ? `Agent "${result.agentId}" created` : `Configured "${result.agentId}"`,
        "",
      ];
      if (result.bindingMigrated) {
        lines.push(`✅ Binding migrated: ${result.bindingMigrated.channel} (${result.bindingMigrated.from} → ${result.agentId})`, "");
      }
      lines.push("Models:", ...ALL_TIERS.map((t) => `  ${t}: ${result.models[t]}`), "", "Files:", ...result.filesWritten.map((f) => `  ${f}`));
      if (result.warnings.length > 0) lines.push("", "Warnings:", ...result.warnings.map((w) => `  ${w}`));
      lines.push("", "Next: register a project, then create issues and pick them up.");

      return jsonResult({ success: true, ...result, summary: lines.join("\n") });
    },
  });
}