import Vue from 'vue'

// 공통: 페이지 파라미터 변환(1-based UI → 0-based Spring Pageable)
function toZeroBased(page) {
  const p = Number(page || 1)
  return Math.max(0, p - 1)
}

// 에이전트 리스트 조회
// 서버 스펙에 페이지네이션이 없다면 단순 GET으로 사용
// 추후 필요 시 params(page,size) 확장 가능
async function getAgentList() {
  return Vue.axios.get('/admin/partner/agent/list')
}

// 에이전트 정산 비율 목록 조회
async function getAgentSettlementRatioList() {
  return Vue.axios.get('/admin/partner/agent/ratio')
}

// 에이전트 정산 비율 등록
// payload: { memberId: number, settlementRatio: number, effectiveFrom: string(yyyy-MM-ddTHH:mm:ss) }
async function createAgentSettlementRatio(payload) {
  return Vue.axios.post('/admin/partner/agent/ratio', payload)
}

// 에이전트 정산 비율 수정
// payload: { memberId: number, settlementRatio: number, effectiveFrom: string(yyyy-MM-ddTHH:mm:ss) }
async function updateAgentSettlementRatio(payload) {
  return Vue.axios.post('/admin/partner/agent/ratio/update', payload)
}

// 에이전트 닉네임 검색
// 반환: [{ id, nickname }]
async function searchAgentByNickname(query) {
  try {
    const res = await Vue.axios.get('/admin/partner/agent/search-by-nickname', {
      params: { nickname: query, search_word: query }
    })
    if (res && Array.isArray(res.data)) return res.data
    if (res && res.data && Array.isArray(res.data.data)) return res.data.data
    return []
  } catch (e) {
    return []
  }
}

// 에이전트 소속 크리에이터 목록 조회
// GET /admin/partner/agent/{agentId}/creator/list
// params: { page, size }
async function getAgentAssignedCreatorList(agentId, page = 1, size = 20) {
  // Spring Pageable은 일반적으로 0-based page index를 사용
  const zeroBasedPage = Math.max(0, Number(page || 1) - 1)
  return Vue.axios.get(`/admin/partner/agent/${agentId}/creator/list`, {
    params: { page: zeroBasedPage, size }
  })
}

// 추가 가능한 크리에이터 검색
// GET /admin/partner/agent/creator/search?search_word=...
async function searchAdminAgentAssignableCreators(search_word) {
  return Vue.axios.get('/admin/partner/agent/creator/search', {
    params: { search_word }
  })
}

// 에이전트에 크리에이터 소속 시키기
// POST /admin/partner/agent/assignment
// payload: { agentId, creatorId, assignedAt }  // assignedAt: LocalDateTime string (yyyy-MM-ddTHH:mm:ss)
async function assignAgentCreator(payload) {
  return Vue.axios.post('/admin/partner/agent/assignment', payload)
}

// 크리에이터 소속 해제
// POST /admin/partner/agent/assignment/remove
// payload: { creatorId, unassignedAt } // unassignedAt: LocalDateTime string
async function removeAgentCreator(payload) {
  return Vue.axios.post('/admin/partner/agent/assignment/remove', payload)
}

// =========================
// 정산 상세 - 에이전트별(크리에이터 기준 집계)
// 공통 Request: startDateStr, endDateStr, Spring Pageable(page,size,sort)
// 공통 Response: ApiResponse<GetAgentSettlementByCreatorResponse>
//   { success, message, data: { totalCount, total:{...}, items:[...] } }

function buildSettlementParams({ startDateStr, endDateStr, page = 1, size = 20, sort }) {
  const params = {
    startDateStr,
    endDateStr,
    page: toZeroBased(page),
    size
  }
  if (sort) params.sort = sort
  return params
}

async function getAgentLiveSettlementByCreator(agentId, { startDateStr, endDateStr, page = 1, size = 20, sort } = {}) {
  return Vue.axios.get(`/admin/partner/agent/${agentId}/calculate/live-by-creator`, {
    params: buildSettlementParams({ startDateStr, endDateStr, page, size, sort })
  })
}

async function getAgentContentSettlementByCreator(agentId, { startDateStr, endDateStr, page = 1, size = 20, sort } = {}) {
  return Vue.axios.get(`/admin/partner/agent/${agentId}/calculate/content-by-creator`, {
    params: buildSettlementParams({ startDateStr, endDateStr, page, size, sort })
  })
}

async function getAgentCommunitySettlementByCreator(agentId, { startDateStr, endDateStr, page = 1, size = 20, sort } = {}) {
  return Vue.axios.get(`/admin/partner/agent/${agentId}/calculate/community-by-creator`, {
    params: buildSettlementParams({ startDateStr, endDateStr, page, size, sort })
  })
}

async function getAgentContentDonationSettlementByCreator(agentId, { startDateStr, endDateStr, page = 1, size = 20, sort } = {}) {
  return Vue.axios.get(`/admin/partner/agent/${agentId}/calculate/content-donation-by-creator`, {
    params: buildSettlementParams({ startDateStr, endDateStr, page, size, sort })
  })
}

async function getAgentChannelDonationSettlementByCreator(agentId, { startDateStr, endDateStr, page = 1, size = 20, sort } = {}) {
  return Vue.axios.get(`/admin/partner/agent/${agentId}/calculate/channel-donation-by-creator`, {
    params: buildSettlementParams({ startDateStr, endDateStr, page, size, sort })
  })
}

export {
  getAgentList,
  getAgentSettlementRatioList,
  createAgentSettlementRatio,
  updateAgentSettlementRatio,
  searchAgentByNickname,
  // 에이전트 상세 - 소속 크리에이터 관리
  getAgentAssignedCreatorList,
  searchAdminAgentAssignableCreators,
  assignAgentCreator,
  removeAgentCreator,
  // 에이전트 정산 상세 (크리에이터 기준)
  getAgentLiveSettlementByCreator,
  getAgentContentSettlementByCreator,
  getAgentCommunitySettlementByCreator,
  getAgentContentDonationSettlementByCreator,
  getAgentChannelDonationSettlementByCreator,
}