import type {
  LocationOption,
  VendorDropdownItem,
  WorkOrderDetail,
  WorkOrderUser,
} from "@/domain/work-orders/types/work-order";
import type { WorkOrderTableRow } from "@/domain/work-orders/types/work-order-table-row";
import type { WorkOrdersListParams } from "@/domain/work-orders/types/work-order-list";
import { MOCK_DISPATCHER_USERS } from "@/domain/work-orders/mocks/dispatcher-filter-mock-data";
import {
  MOCK_WO_WIZARD_LOCATIONS,
  MOCK_WO_WIZARD_SERVICES,
  MOCK_WO_WIZARD_VENDORS,
} from "@/domain/work-orders/mocks/wo-wizard-mock-data";
import { currentWeekMonday } from "@/domain/work-orders/utils/list-week-utils";
import { deriveDayFields, isDateInWeek } from "@/domain/work-orders/utils/table-day-utils";
import { enrichTableRow } from "@/domain/work-orders/utils/table-filter-utils";
import { addDaysIso, todayIso } from "@/domain/work-orders/utils/wizard-date-utils";

export const MOCK_WO_TABLE_USERS: WorkOrderUser[] = MOCK_DISPATCHER_USERS.map(({ id, name }) => ({
  id,
  name,
}));

function sched(iso: string): Pick<WorkOrderTableRow, "scheduledOn" | "dayGroup" | "dayLabel"> {
  const { dayGroup, dayLabel } = deriveDayFields(iso);
  return { scheduledOn: iso, dayGroup, dayLabel };
}

type RowSeed = {
  id: string | number;
  woNumber: string;
  site: string;
  location: string;
  locationId: string | number;
  type: WorkOrderTableRow["type"];
  dispatcherId: string;
  dispatcherName: string;
  scheduledOn?: string;
  targetWeek?: string;
  dueDate: string;
  pm: string;
  company: string;
  tech: string;
  techPhone: string;
  apptStart: string;
  apptEnd: string;
  apptTime: string;
  status: WorkOrderTableRow["status"];
  docStatus: WorkOrderTableRow["docStatus"];
  pocName: string;
  pocPhone: string;
  pocNotes: string;
  rescheduleCount: number;
  carriedOver: number;
  originalWeek: string;
  originalDate: string;
  scheduleWeekOnly: boolean;
  mediaCount: number;
  title?: string;
  priority?: string;
};

function buildRow(seed: RowSeed): WorkOrderTableRow {
  const scheduledOn = seed.scheduledOn ?? "";
  const dayFields = scheduledOn ? sched(scheduledOn) : deriveDayFields("");
  return enrichTableRow({
    title: seed.title ?? `${seed.type || "Work Order"} — ${seed.site}`,
    priority: seed.priority ?? "Sev 3",
    ...seed,
    ...dayFields,
    scheduledOn,
    targetWeek: seed.targetWeek ?? "",
    isPastDue: false,
  });
}

function buildMockRows(): WorkOrderTableRow[] {
  const mon = currentWeekMonday();
  const tue = addDaysIso(mon, 1);
  const wed = addDaysIso(mon, 2);
  const thu = addDaysIso(mon, 3);
  const fri = addDaysIso(mon, 4);
  const yesterday = addDaysIso(todayIso(), -1);

  const sarah = MOCK_DISPATCHER_USERS[0];
  const alyssa = MOCK_DISPATCHER_USERS[1];
  const derek = MOCK_DISPATCHER_USERS[2];
  const morgan = MOCK_DISPATCHER_USERS[3];

  return [
    buildRow({
      id: "mock-wo-1",
      woNumber: "20260623001",
      site: "CHI-1042",
      location: "Chicago Loop",
      locationId: "mock-loc-1",
      type: "PM",
      dispatcherId: String(sarah.id),
      dispatcherName: sarah.name,
      ...sched(mon),
      dueDate: fri,
      pm: "HVAC — Quarterly PM",
      company: "Midwest HVAC Co.",
      tech: "Mike Torres",
      techPhone: "(312) 555-0198",
      apptStart: "09:00",
      apptEnd: "11:00",
      apptTime: "09:00 – 11:00",
      status: "Scheduled",
      docStatus: "No",
      pocName: "Maria Gonzalez",
      pocPhone: "(312) 555-0142",
      pocNotes: "Loading dock B",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-2",
      woNumber: "20260623002",
      site: "IND-2208",
      location: "Indianapolis North",
      locationId: "mock-loc-2",
      type: "Emergency",
      dispatcherId: String(alyssa.id),
      dispatcherName: alyssa.name,
      ...sched(tue),
      dueDate: tue,
      pm: "Plumbing — Leak repair",
      company: "Great Lakes Plumbing",
      tech: "Jen Walsh",
      techPhone: "(317) 555-4412",
      apptStart: "08:00",
      apptEnd: "",
      apptTime: "08:00",
      status: "On Site",
      docStatus: "No",
      pocName: "Chris Bennett",
      pocPhone: "(317) 555-2208",
      pocNotes: "",
      rescheduleCount: 1,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 3,
    }),
    buildRow({
      id: "mock-wo-3",
      woNumber: "20260623003",
      site: "MIL-3315",
      location: "Milwaukee West",
      locationId: "mock-loc-3",
      type: "Reactive",
      dispatcherId: String(derek.id),
      dispatcherName: derek.name,
      ...sched(wed),
      dueDate: thu,
      pm: "Electrical — Panel inspection",
      company: "SparkLine Electric",
      tech: "Pat Nguyen",
      techPhone: "",
      apptStart: "13:00",
      apptEnd: "15:00",
      apptTime: "13:00 – 15:00",
      status: "In Progress",
      docStatus: "Yes",
      pocName: "Taylor Brooks",
      pocPhone: "(414) 555-3315",
      pocNotes: "Badge required at front desk",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-4",
      woNumber: "20260623004",
      site: "CHI-1042",
      location: "Chicago Loop",
      locationId: "mock-loc-1",
      type: "Add-On",
      dispatcherId: String(morgan.id),
      dispatcherName: morgan.name,
      ...sched(thu),
      dueDate: fri,
      pm: "Roof — Membrane patch",
      company: "Midwest HVAC Co.",
      tech: "Mike Torres",
      techPhone: "(312) 555-0198",
      apptStart: "10:30",
      apptEnd: "12:00",
      apptTime: "10:30 – 12:00",
      status: "Pending",
      docStatus: "NN",
      pocName: "Maria Gonzalez",
      pocPhone: "(312) 555-0142",
      pocNotes: "",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-5",
      woNumber: "20260623005",
      site: "IND-2208",
      location: "Indianapolis North",
      locationId: "mock-loc-2",
      type: "PM",
      dispatcherId: "",
      dispatcherName: "",
      ...sched(fri),
      dueDate: fri,
      pm: "HVAC — Quarterly PM",
      company: "",
      tech: "",
      techPhone: "",
      apptStart: "",
      apptEnd: "",
      apptTime: "",
      status: "Incomplete",
      docStatus: "No",
      pocName: "",
      pocPhone: "",
      pocNotes: "",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-6",
      woNumber: "20260623006",
      site: "MIL-3315",
      location: "Milwaukee West",
      locationId: "mock-loc-3",
      type: "Overdue",
      dispatcherId: String(sarah.id),
      dispatcherName: sarah.name,
      ...sched(mon),
      dueDate: yesterday,
      pm: "Plumbing — Leak repair",
      company: "Great Lakes Plumbing",
      tech: "Jen Walsh",
      techPhone: "(317) 555-4412",
      apptStart: "07:00",
      apptEnd: "09:00",
      apptTime: "07:00 – 09:00",
      status: "Scheduled",
      docStatus: "No",
      pocName: "Taylor Brooks",
      pocPhone: "(414) 555-3315",
      pocNotes: "",
      rescheduleCount: 2,
      carriedOver: 1,
      originalWeek: "",
      originalDate: yesterday,
      scheduleWeekOnly: false,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-7",
      woNumber: "20260623007",
      site: "CHI-1042",
      location: "Chicago Loop",
      locationId: "mock-loc-1",
      type: "Reactive",
      dispatcherId: String(alyssa.id),
      dispatcherName: alyssa.name,
      scheduledOn: "",
      targetWeek: mon,
      dueDate: wed,
      pm: "Electrical — Panel inspection",
      company: "SparkLine Electric",
      tech: "Pat Nguyen",
      techPhone: "",
      apptStart: "",
      apptEnd: "",
      apptTime: "",
      status: "Incomplete",
      docStatus: "No",
      pocName: "Maria Gonzalez",
      pocPhone: "(312) 555-0142",
      pocNotes: "Week-only target",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: mon,
      originalDate: "",
      scheduleWeekOnly: true,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-8",
      woNumber: "20260623008",
      site: "IND-2208",
      location: "Indianapolis North",
      locationId: "mock-loc-2",
      type: "PM",
      dispatcherId: String(derek.id),
      dispatcherName: derek.name,
      scheduledOn: "",
      targetWeek: "",
      dueDate: thu,
      pm: "HVAC — Quarterly PM",
      company: "Midwest HVAC Co.",
      tech: "Mike Torres",
      techPhone: "(312) 555-0198",
      apptStart: "",
      apptEnd: "",
      apptTime: "",
      status: "Pending",
      docStatus: "No",
      pocName: "Chris Bennett",
      pocPhone: "(317) 555-2208",
      pocNotes: "",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-9",
      woNumber: "20260623009",
      site: "MIL-3315",
      location: "Milwaukee West",
      locationId: "mock-loc-3",
      type: "PM",
      dispatcherId: String(morgan.id),
      dispatcherName: morgan.name,
      ...sched(wed),
      dueDate: fri,
      pm: "Roof — Membrane patch",
      company: "SparkLine Electric",
      tech: "Pat Nguyen",
      techPhone: "",
      apptStart: "14:00",
      apptEnd: "16:00",
      apptTime: "14:00 – 16:00",
      status: "En Route",
      docStatus: "No",
      pocName: "Taylor Brooks",
      pocPhone: "(414) 555-3315",
      pocNotes: "",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 0,
    }),
    buildRow({
      id: "mock-wo-10",
      woNumber: "20260623010",
      site: "CHI-1042",
      location: "Chicago Loop",
      locationId: "mock-loc-1",
      type: "Reactive",
      dispatcherId: String(sarah.id),
      dispatcherName: sarah.name,
      ...sched(tue),
      dueDate: wed,
      pm: "Plumbing — Leak repair",
      company: "Great Lakes Plumbing",
      tech: "Jen Walsh",
      techPhone: "(317) 555-4412",
      apptStart: "11:00",
      apptEnd: "12:30",
      apptTime: "11:00 – 12:30",
      status: "Completed",
      docStatus: "Yes",
      pocName: "Maria Gonzalez",
      pocPhone: "(312) 555-0142",
      pocNotes: "",
      rescheduleCount: 0,
      carriedOver: 0,
      originalWeek: "",
      originalDate: "",
      scheduleWeekOnly: false,
      mediaCount: 2,
    }),
  ];
}

let cachedRows: WorkOrderTableRow[] | null = null;

export function getMockWorkOrderTableRows(): WorkOrderTableRow[] {
  if (!cachedRows) {
    cachedRows = buildMockRows();
  }
  return cachedRows;
}

function rowMatchesSearch(row: WorkOrderTableRow, search: string): boolean {
  const q = search.trim().toLowerCase();
  if (!q) {
    return true;
  }
  const haystack = [
    row.site,
    row.location,
    row.woNumber,
    row.type,
    row.dispatcherName,
    row.pm,
    row.company,
    row.tech,
    row.status,
    row.title,
  ]
    .join(" ")
    .toLowerCase();
  return haystack.includes(q);
}

export function getMockWorkOrdersList(params: WorkOrdersListParams = {}): {
  items: WorkOrderTableRow[];
  totalCount: number;
  page: number;
  pageSize: number;
} {
  let items = getMockWorkOrderTableRows();

  if (params.search) {
    items = items.filter((row) => rowMatchesSearch(row, params.search!));
  }

  if (params.type) {
    items = items.filter((row) => row.type === params.type);
  }

  if (params.dateFrom && params.dateTo) {
    const weekMonday = params.dateFrom;
    items = items.filter((row) => {
      if (row.scheduledOn) {
        return row.scheduledOn >= params.dateFrom! && row.scheduledOn <= params.dateTo!;
      }
      if (row.targetWeek) {
        return isDateInWeek(row.targetWeek, weekMonday);
      }
      return true;
    });
  }

  const page = params.page ?? 1;
  const pageSize = params.pageSize ?? items.length;

  return {
    items,
    totalCount: items.length,
    page,
    pageSize,
  };
}

export function getMockWorkOrderTableRow(id: string | number): WorkOrderTableRow | undefined {
  return getMockWorkOrderTableRows().find((row) => String(row.id) === String(id));
}

export function buildMockWorkOrderDetailFromTableRow(row: WorkOrderTableRow): WorkOrderDetail {
  return {
    id: row.id,
    internalWONumber: row.woNumber,
    workOrderNumber: row.woNumber,
    title: row.title,
    location: row.location,
    locationId: String(row.locationId),
    locationZip: "",
    assignedTo: row.dispatcherName,
    dueDate: row.dueDate,
    createdDate: addDaysIso(todayIso(), -7),
    createdDateFull: new Date().toISOString(),
    description: [
      row.pocNotes && `POC notes: ${row.pocNotes}`,
      row.pocName && `POC: ${row.pocName} · ${row.pocPhone}`,
      row.apptTime && row.apptTime !== "—" && `Appt: ${row.apptTime}`,
      row.company && `Vendor: ${row.company}`,
    ]
      .filter(Boolean)
      .join("\n"),
    priority: row.priority,
    status:
      row.status === "Completed" ? "Done" : row.status === "Incomplete" ? "Open" : "In Progress",
    po: "",
    tt: "",
    problem: row.pm,
    trade: "",
    subTrade: "",
    vendorNTE: "",
    scheduledDate: row.scheduledOn,
    completedDate: row.status === "Completed" ? todayIso() : "",
    source: row.type,
    comments: [],
    auditLog: [],
    dispatches: [],
  };
}

export function getMockWorkOrderLocations(): LocationOption[] {
  return MOCK_WO_WIZARD_LOCATIONS;
}

export function getMockWorkOrderVendors(): VendorDropdownItem[] {
  return MOCK_WO_WIZARD_VENDORS;
}

export function getMockPmTypes(): string[] {
  return MOCK_WO_WIZARD_SERVICES.map((s) => s.value).filter(Boolean);
}