import type { CreatedPartnerSubagent } from '@/stores/partner-profiles';

function createLocalSubagentId(): string {
  const timestamp = new Date().toISOString().replace(/\D/g, '').slice(0, 14);
  const randomPart = typeof crypto !== 'undefined' && typeof crypto.randomUUID === 'function'
    ? crypto.randomUUID().replace(/-/g, '').slice(0, 6)
    : Math.random().toString(16).slice(2, 8).padEnd(6, '0');
  return `makelore-custom-${timestamp}-${randomPart}`;
}

export function getSubagentManualSkillIds(subagent: CreatedPartnerSubagent): string[] {
  return [...new Set((subagent.skillIds ?? []).map((skillId) => skillId.trim()).filter(Boolean))];
}

export function getSubagentRuntimeSkillIds(subagent: CreatedPartnerSubagent): string[] {
  return getSubagentManualSkillIds(subagent);
}

export function hasAllSkillIds(actualSkillIds: readonly string[] | undefined, requiredSkillIds: readonly string[]): boolean {
  const actual = new Set(actualSkillIds ?? []);
  return requiredSkillIds.every((skillId) => actual.has(skillId));
}

export function createLocalPartnerSubagent(input: {
  displayName: string;
  prompt?: string;
  skillIds?: string[];
}): CreatedPartnerSubagent {
  const now = new Date().toISOString();
  const prompt = input.prompt?.trim();
  return {
    id: createLocalSubagentId(),
    displayName: input.displayName.trim(),
    templateRoleId: 'custom',
    skillIds: [...new Set((input.skillIds ?? []).map((skillId) => skillId.trim()).filter(Boolean))],
    ...(prompt ? { prompt } : {}),
    createdAt: now,
    updatedAt: now,
  };
}