// overview_finance.js — 发生总览模块（5 个工作台数据聚合）

function renderOverviewFinance() {
  var view = state.overviewView || "monthly";
  if (view === 'matrix') { renderFinanceDeptMatrix(); return; }
  if (view === 'cf_matrix') { renderFinanceCfMatrix(); return; }
  if (view === 'project_matrix') { renderFinanceProjectMatrix(); return; }

  var api = view === "quarterly" ? "/api/overview/finance-quarterly" : "/api/overview/finance-monthly";
  var container = document.querySelector("#overview_finance");
  if (!container) return;
  container.innerHTML = '<div class="p-4 text-center text-slate-400">加载中...</div>';

  fetch(api).then(r => r.json()).then(data => {
    if (state.overviewView !== view) return;
    renderOverviewFinanceData(data, view);
  }).catch(() => {
    if (state.overviewView !== view) return;
    container.innerHTML = '<div class="p-4 text-center text-slate-400">加载失败</div>';
  });
}

// ====== 项目经营详情报表（顶部定义，避免调用时未注册） ======

function renderFinanceProjectMatrix() {
  var c = document.querySelector("#overview_finance");
  if (!c) return;
  c.innerHTML = '<div class="p-3 text-center text-slate-400 text-sm">加载项目经营详情矩阵...</div>';
  fetch('/api/overview/finance-dept-project-matrix').then(function(r) {
    if (!r.ok) throw new Error('HTTP ' + r.status);
    return r.json();
  }).then(function(data) {
    renderFinanceProjectMatrixData(data, c);
  }).catch(function(e) {
    c.innerHTML = '<div class="p-3 text-center text-red-500 text-sm">加载失败: ' + (e.message || '未知错误') + '</div>';
  });
}

function renderFinanceProjectMatrixData(data, container) {
  try {
  var mf = function(v) { return Math.round(Number(v || 0)).toLocaleString("zh-CN"); };
  var tenants = data.tenants;
  var sn = tenants.map(function(t) { return t.replace('·无界', ''); });
  var mL = ['01月','02月','03月','04月','05月','06月','07月','08月','09月','10月','11月','12月'];
  var keys = ["sign","revenue","gross","cost","paid","payment","cashflow"];
  var labels = ["合同金额","确收金额","确收毛利","当期成本","当期流出","回款","项目现金流"];

  var vBtns = financeBtnBar('project_matrix');
  var cards = '';
  for (var mi = 0; mi < 12; mi++) {
    var th = '<tr class="border-b border-slate-200"><th class="py-1.5 text-left text-slate-500 whitespace-nowrap">指标</th>';
    for (var ti = 0; ti < tenants.length; ti++) { th += '<th class="py-1.5 text-right font-semibold text-slate-600 whitespace-nowrap">' + sn[ti] + '</th>'; }
    th += '<th class="py-1.5 text-right font-semibold text-slate-700 whitespace-nowrap">合计</th></tr>';
    var tb = financeProjectMatrixTbody(data, tenants, mi, keys, labels, mf);
    cards += '<div class="flex items-center gap-3"><div class="text-5xl font-bold text-slate-300" style="width:120px;text-align:center;white-space:nowrap">' + mL[mi] + '</div><div class="card p-4 flex-1"><div class="overflow-x-auto"><table class="w-full text-sm"><thead>' + th + '</thead><tbody>' + tb + '</tbody></table></div></div></div>';
  }
  container.innerHTML = '<div class="grid gap-2.5">' + vBtns + '<div class="flex flex-col gap-2">' + cards + '</div></div>';
  if (window.lucide) window.lucide.createIcons();
  } catch(e) { container.innerHTML = '<div class="p-3 text-center text-red-500 text-sm">渲染失败: ' + (e.message || '未知错误') + '</div>'; }
}

function financeProjectMatrixTbody(data, tenants, mi, keys, labels, mf) {
  var tb = '';
  for (var ri = 0; ri < keys.length; ri++) {
    var rowCls = ri === keys.length - 1 ? 'font-semibold' : '';
    var rh = '<tr class="border-b border-slate-100 last:border-0"><td class="py-1.5 text-left ' + rowCls + ' text-slate-700 whitespace-nowrap">' + labels[ri] + '</td>';
    var ts = 0;
    for (var ti = 0; ti < tenants.length; ti++) {
      var v = data.data[tenants[ti]][keys[ri]][mi] || 0;
      ts += v;
      var cls = 'text-slate-700';
      if (ri === 2) cls = 'text-green-600';
      if (ri === keys.length - 1) cls = v >= 0 ? 'text-green-600' : 'text-red-600';
      rh += '<td class="py-1.5 text-right text-sm whitespace-nowrap ' + cls + '">' + mf(v) + '</td>';
    }
    var tCls = 'text-slate-700';
    if (ri === 2) tCls = 'text-green-600';
    if (ri === keys.length - 1) tCls = ts >= 0 ? 'text-green-600' : 'text-red-600';
    rh += '<td class="py-1.5 text-right font-semibold text-sm whitespace-nowrap ' + tCls + '">' + mf(ts) + '</td></tr>';
    tb += rh;
  }
  return tb;
}

function renderOverviewFinanceData(data, view) {
  const container = document.querySelector("#overview_finance");
  if (!container) return;
  const moneyIntL = (v) => Math.round(Number(v || 0)).toLocaleString("zh-CN");
  const card = (body, cls) => '<div class="card ' + (cls || 'p-4') + '">' + body + '</div>';
  const isQuarterly = view === "quarterly";
  const headers = isQuarterly ? ['Q1','Q2','Q3','Q4'] : ['1月','2月','3月','4月','5月','6月','7月','8月','9月','10月','11月','12月'];
  const cols = isQuarterly ? 4 : 12;
  const d = data.dept, cf = data.dept_cf, p = data.project;

  var btns = [];
  btns.push('<button onclick="setOverviewFinanceView(\'monthly\')" class="finance-tab' + (view === 'monthly' ? ' active' : '') + '" style="font-size:14px;font-weight:600">月报总览</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'quarterly\')" class="finance-tab' + (view === 'quarterly' ? ' active' : '') + '" style="font-size:14px;font-weight:600">季报总览</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'matrix\')" class="finance-tab' + (view === 'matrix' ? ' active' : '') + '" style="font-size:14px;font-weight:600">损益详细报表</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'cf_matrix\')" class="finance-tab' + (view === 'cf_matrix' ? ' active' : '') + '" style="font-size:14px;font-weight:600">现金流详细报表</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'project_matrix\')" class="finance-tab' + (view === 'project_matrix' ? ' active' : '') + '" style="font-size:14px;font-weight:600">项目经营详细报表</button>');
  var viewBtns = '<div class="finance-tabs" style="padding:0;border-bottom:1px solid #e2e8f0;margin-bottom:12px">' + btns.join('') + '</div>';

  var deptThead = '<tr class="border-b border-slate-200"><th class="py-1.5 text-left text-slate-500 whitespace-nowrap">指标</th><th class="py-1.5 text-right font-semibold text-slate-700 whitespace-nowrap">年度累计</th>';
  for (var hi = 0; hi < cols; hi++) { deptThead += '<th class="py-1.5 text-right font-semibold text-slate-600 whitespace-nowrap">' + headers[hi] + '</th>'; }
  deptThead += '</tr>';

  var deptRows = [
    { label: '项目毛利', vals: d.project_gross, annual: d.annual[0] },
    { label: '部门费用', vals: d.dept_expense, annual: d.annual[1] },
    { label: '利润', vals: d.profit, annual: d.annual[2] }
  ];
  var deptTbody = '';
  for (var dri = 0; dri < 3; dri++) {
    var dr = deptRows[dri], rowCls = dri === 2 ? 'font-semibold' : '';
    var rowHtml = '<tr class="border-b border-slate-100 last:border-0"><td class="py-1.5 text-left ' + rowCls + ' text-slate-700 whitespace-nowrap">' + dr.label + '</td>';
    var annualCls = dri === 2 ? (dr.annual >= 0 ? 'text-green-600' : 'text-red-600') : 'text-slate-700';
    rowHtml += '<td class="py-1.5 text-right ' + rowCls + ' ' + annualCls + ' whitespace-nowrap">' + moneyIntL(dr.annual) + '</td>';
    for (var i = 0; i < cols; i++) {
      var cellCls = dri === 2 ? (dr.vals[i] >= 0 ? 'text-green-600' : 'text-red-600') : 'text-slate-700';
      rowHtml += '<td class="py-1.5 text-right text-sm whitespace-nowrap ' + cellCls + '">' + moneyIntL(dr.vals[i]) + '</td>';
    }
    deptTbody += rowHtml + '</tr>';
  }
  var deptCard = card('<h3 class="text-base font-bold text-slate-700 mb-3">部门损益情况 <span class="text-sm text-slate-500 font-normal ml-3">部门利润 = 所有项目产生的毛利 - 部门 1 级产生的人力成本，研发成本，差旅和其他支出</span></h3><div class="overflow-x-auto"><table class="w-full text-sm"><thead>' + deptThead + '</thead><tbody>' + deptTbody + '</tbody></table></div>', 'p-4');

  var cfRows = [
    { label: '项目现金流', vals: cf.project_cf, annual: cf.annual[0] },
    { label: '部门现金流', vals: cf.dept_cf_item, annual: cf.annual[1] },
    { label: '经营现金流', vals: cf.bl_cf, annual: cf.annual[2] }
  ];
  var cfTbody = '';
  for (var cfri = 0; cfri < 3; cfri++) {
    var cfr = cfRows[cfri], cfRowCls = cfri === 2 ? 'font-semibold' : '';
    var rowHtml = '<tr class="border-b border-slate-100 last:border-0"><td class="py-1.5 text-left ' + cfRowCls + ' text-slate-700 whitespace-nowrap">' + cfr.label + '</td>';
    var cAnnualCls = cfri === 2 ? (cfr.annual >= 0 ? 'text-green-600' : 'text-red-600') : 'text-slate-700';
    rowHtml += '<td class="py-1.5 text-right ' + cfRowCls + ' ' + cAnnualCls + ' whitespace-nowrap">' + moneyIntL(cfr.annual) + '</td>';
    for (var i = 0; i < cols; i++) {
      var cCellCls = cfri === 2 ? (cfr.vals[i] >= 0 ? 'text-green-600' : 'text-red-600') : 'text-slate-700';
      rowHtml += '<td class="py-1.5 text-right text-sm whitespace-nowrap ' + cCellCls + '">' + moneyIntL(cfr.vals[i]) + '</td>';
    }
    cfTbody += rowHtml + '</tr>';
  }
  var cfCard = card('<h3 class="text-base font-bold text-slate-700 mb-3">部门现金流 <span class="text-sm text-slate-500 font-normal ml-3">部门现金流=所有项目产生的现金流 - 部门一级因费用产生的现金流出或流入</span></h3><div class="overflow-x-auto"><table class="w-full text-sm"><thead>' + deptThead + '</thead><tbody>' + cfTbody + '</tbody></table></div>', 'p-4');

  var LABELS = ['合同金额','确收金额','确收毛利','成本','支出','回款','项目现金流'];
  var projVals = [p.revenue, p.gross, p.cost, p.paid, p.payment, p.cashflow];
  var projAnnual = p.annual;
  var projThead = '<tr class="border-b border-slate-200"><th class="py-1.5 text-left text-slate-500 whitespace-nowrap">指标</th><th class="py-1.5 text-right font-semibold text-slate-700 whitespace-nowrap">年度累计</th>';
  for (var phi = 0; phi < cols; phi++) { projThead += '<th class="py-1.5 text-right font-semibold text-slate-600 whitespace-nowrap">' + headers[phi] + '</th>'; }
  projThead += '</tr>';
  var projTbody = '';
  for (var ri = 0; ri < 7; ri++) {
    var rowHtml = '<tr class="border-b border-slate-100 last:border-0"><td class="py-1.5 text-left font-semibold text-slate-700 whitespace-nowrap">' + LABELS[ri] + '</td>';
    rowHtml += '<td class="py-1.5 text-right font-semibold text-slate-800 whitespace-nowrap">' + (ri === 0 ? moneyIntL(p.sign) : moneyIntL(projAnnual[ri])) + '</td>';
    for (var i = 0; i < cols; i++) {
      var val = ri === 0 ? 0 : (projVals[ri - 1] ? projVals[ri - 1][i] : 0);
      var cls = 'text-slate-700';
      if (ri === 2) cls = 'text-green-600';
      if (ri === 6) cls = val >= 0 ? 'text-green-600' : 'text-red-600';
      rowHtml += '<td class="py-1.5 text-right text-sm whitespace-nowrap ' + cls + '">' + moneyIntL(val) + '</td>';
    }
    projTbody += rowHtml + '</tr>';
  }
  var projCard = card('<h3 class="text-base font-bold text-slate-700 mb-3">项目经营详情 <span class="text-sm text-slate-500 font-normal ml-3">所有项目产生的签单，确收，毛利，回款，当期成本，当期流出，现金流</span></h3><div class="overflow-x-auto"><table class="w-full text-sm"><thead>' + projThead + '</thead><tbody>' + projTbody + '</tbody></table></div>', 'p-4');

  container.innerHTML = '<div class="grid gap-2.5">' + viewBtns + deptCard + cfCard + projCard + '</div>';
  if (window.lucide) window.lucide.createIcons();
}

window.setOverviewFinanceView = (v) => { state.overviewView = v; renderOverviewFinance(); };

// ====== 损益报表 ======

function renderFinanceDeptMatrix() {
  var c = document.querySelector("#overview_finance");
  if (!c) return;
  c.innerHTML = '<div class="p-3 text-center text-slate-400 text-sm">加载损益矩阵...</div>';
  fetch('/api/overview/finance-dept-matrix').then(r => r.json()).then(function(data) { renderFinanceDeptMatrixData(data, c); })
    .catch(function() { c.innerHTML = '<div class="p-3 text-center text-slate-400 text-sm">加载失败</div>'; });
}

function renderFinanceDeptMatrixData(data, container) {
  var mf = function(v) { return Math.round(Number(v || 0)).toLocaleString("zh-CN"); };
  var tenants = data.tenants;
  var sn = tenants.map(function(t) { return t.replace('·无界', ''); });
  var mL = ['01月','02月','03月','04月','05月','06月','07月','08月','09月','10月','11月','12月'];
  var vBtns = financeBtnBar('matrix');
  var cards = '';
  for (var mi = 0; mi < 12; mi++) {
    var th = '<tr class="border-b border-slate-200"><th class="py-1.5 text-left text-slate-500 whitespace-nowrap">指标</th>';
    for (var ti = 0; ti < tenants.length; ti++) { th += '<th class="py-1.5 text-right font-semibold text-slate-600 whitespace-nowrap">' + sn[ti] + '</th>'; }
    th += '<th class="py-1.5 text-right font-semibold text-slate-700 whitespace-nowrap">合计</th></tr>';
    var tb = financeMatrixTbody(data, tenants, mi, ['project_gross','dept_expense','profit'], ['项目毛利','部门费用','利润'], mf);
    cards += '<div class="flex items-center gap-3"><div class="text-5xl font-bold text-slate-300" style="width:120px;text-align:center;white-space:nowrap">' + mL[mi] + '</div><div class="card p-4 flex-1"><div class="overflow-x-auto"><table class="w-full text-sm"><thead>' + th + '</thead><tbody>' + tb + '</tbody></table></div></div></div>';
  }
  container.innerHTML = '<div class="grid gap-2.5">' + vBtns + '<div class="flex flex-col gap-2">' + cards + '</div></div>';
  if (window.lucide) window.lucide.createIcons();
}

// ====== 现金流报表 ======

function renderFinanceCfMatrix() {
  var c = document.querySelector("#overview_finance");
  if (!c) return;
  c.innerHTML = '<div class="p-3 text-center text-slate-400 text-sm">加载现金流矩阵...</div>';
  fetch('/api/overview/finance-dept-cf-matrix').then(r => r.json()).then(function(data) { renderFinanceCfMatrixData(data, c); })
    .catch(function() { c.innerHTML = '<div class="p-3 text-center text-slate-400 text-sm">加载失败</div>'; });
}

function renderFinanceCfMatrixData(data, container) {
  var mf = function(v) { return Math.round(Number(v || 0)).toLocaleString("zh-CN"); };
  var tenants = data.tenants;
  var sn = tenants.map(function(t) { return t.replace('·无界', ''); });
  var mL = ['01月','02月','03月','04月','05月','06月','07月','08月','09月','10月','11月','12月'];
  var vBtns = financeBtnBar('cf_matrix');
  var cards = '';
  for (var mi = 0; mi < 12; mi++) {
    var th = '<tr class="border-b border-slate-200"><th class="py-1.5 text-left text-slate-500 whitespace-nowrap">指标</th>';
    for (var ti = 0; ti < tenants.length; ti++) { th += '<th class="py-1.5 text-right font-semibold text-slate-600 whitespace-nowrap">' + sn[ti] + '</th>'; }
    th += '<th class="py-1.5 text-right font-semibold text-slate-700 whitespace-nowrap">合计</th></tr>';
    var tb = financeMatrixTbody(data, tenants, mi, ['project_cf','dept_cf','bl_cf'], ['项目现金流','部门现金流','经营现金流'], mf);
    cards += '<div class="flex items-center gap-3"><div class="text-5xl font-bold text-slate-300" style="width:120px;text-align:center;white-space:nowrap">' + mL[mi] + '</div><div class="card p-4 flex-1"><div class="overflow-x-auto"><table class="w-full text-sm"><thead>' + th + '</thead><tbody>' + tb + '</tbody></table></div></div></div>';
  }
  container.innerHTML = '<div class="grid gap-2.5">' + vBtns + '<div class="flex flex-col gap-2">' + cards + '</div></div>';
  if (window.lucide) window.lucide.createIcons();
}

// ====== 共用工具 ======

function financeBtnBar(active) {
  var btns = [];
  btns.push('<button onclick="setOverviewFinanceView(\'monthly\')" class="finance-tab' + (active === 'monthly' ? ' active' : '') + '" style="font-size:14px;font-weight:600">月报总览</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'quarterly\')" class="finance-tab' + (active === 'quarterly' ? ' active' : '') + '" style="font-size:14px;font-weight:600">季报总览</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'matrix\')" class="finance-tab' + (active === 'matrix' ? ' active' : '') + '" style="font-size:14px;font-weight:600">损益详细报表</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'cf_matrix\')" class="finance-tab' + (active === 'cf_matrix' ? ' active' : '') + '" style="font-size:14px;font-weight:600">现金流详细报表</button>');
  btns.push('<button onclick="setOverviewFinanceView(\'project_matrix\')" class="finance-tab' + (active === 'project_matrix' ? ' active' : '') + '" style="font-size:14px;font-weight:600">项目经营详细报表</button>');
  return '<div class="finance-tabs" style="padding:0;border-bottom:1px solid #e2e8f0;margin-bottom:12px">' + btns.join('') + '</div>';
}

function financeMatrixTbody(data, tenants, mi, keys, labels, mf) {
  var tb = '';
  for (var ri = 0; ri < keys.length; ri++) {
    var rowCls = ri === keys.length - 1 ? 'font-semibold' : '';
    var rh = '<tr class="border-b border-slate-100 last:border-0"><td class="py-1.5 text-left ' + rowCls + ' text-slate-700 whitespace-nowrap">' + labels[ri] + '</td>';
    var ts = 0;
    for (var ti = 0; ti < tenants.length; ti++) {
      var v = data.data[tenants[ti]][keys[ri]][mi] || 0;
      ts += v;
      var cls = v >= 0 ? 'text-green-600' : 'text-red-600';
      rh += '<td class="py-1.5 text-right text-sm whitespace-nowrap ' + cls + '">' + mf(v) + '</td>';
    }
    var tCls = ts >= 0 ? 'text-green-600' : 'text-red-600';
    rh += '<td class="py-1.5 text-right font-semibold text-sm whitespace-nowrap ' + tCls + '">' + mf(ts) + '</td></tr>';
    tb += rh;
  }
  return tb;
}