import env from "@/env";
import { GET_JOB_TOMBSTONE } from "@/graphql/jobs.queries";
import { selectBodyshop } from "@/redux/user/user.selectors";
import { useQuery } from "@apollo/client";
import { useLocalSearchParams, useRouter } from "expo-router";
import React, { useEffect, useState } from "react";
import { useTranslation } from "react-i18next";
import {
  Platform,
  RefreshControl,
  ScrollView,
  StyleSheet,
  TouchableOpacity,
  View,
} from "react-native";
import {
  ActivityIndicator,
  Button,
  Card,
  Chip,
  Text,
} from "react-native-paper";
import { connect } from "react-redux";
import { createStructuredSelector } from "reselect";
import { firstNames, getRandomIndex, lastNames } from "../../util/demodata";
import DataLabelComponent from "../data-label/data-label";
import ErrorDisplay from "../error/error-display";
import { JobStatusSelector } from "../job-status-selector/job-status-selector";

const mapStateToProps = createStructuredSelector({
  bodyshop: selectBodyshop,
});
const mapDispatchToProps = (dispatch) => ({});
export default connect(mapStateToProps, mapDispatchToProps)(JobTombstone);

function JobTombstone({ bodyshop }) {
  const { jobId } = useLocalSearchParams();
  const router = useRouter();
  const { loading, error, data, refetch } = useQuery(GET_JOB_TOMBSTONE, {
    variables: {
      id: jobId,
    },
    skip: !jobId,
  });

  const { t } = useTranslation();
  const onRefresh = async () => {
    return refetch();
  };

  const [availableStatuses, setAvailableStatuses] = useState([]);
  const job = data?.jobs_by_pk;

  useEffect(() => {
    if (!job || !bodyshop) return;

    const { md_ro_statuses } = bodyshop;
    const {
      pre_production_statuses,
      production_statuses,
      post_production_statuses,
      statuses,
      default_invoiced,
      default_exported,
    } = md_ro_statuses;

    // Handle non-parts entry scenarios based on job status
    if (pre_production_statuses.includes(job.status)) {
      setAvailableStatuses(pre_production_statuses);
    } else if (production_statuses.includes(job.status)) {
      setAvailableStatuses(production_statuses);
    } else if (post_production_statuses.includes(job.status)) {
      // Filter out invoiced and exported statuses for post-production
      setAvailableStatuses(
        post_production_statuses.filter(
          (status) => status !== default_invoiced && status !== default_exported
        )
      );
    } else {
      // Default to all statuses if no specific restrictions apply
      console.log(
        "Status didn't match any restrictions. Allowing all status changes."
      );
      setAvailableStatuses(statuses);
    }
  }, [job, bodyshop, setAvailableStatuses]);

  if (loading) {
    return <ActivityIndicator size="large" style={{ flex: 1 }} />;
  }

  if (error) {
    return <ErrorDisplay message={JSON.stringify(error)} />;
  }

  if (!data.jobs_by_pk) {
    return (
      <Card>
        <Text>Job is not defined.</Text>
      </Card>
    );
  }

  return (
    <ScrollView
      contentContainerStyle={{
        rowGap: 16,
        padding: 10,
      }}
      refreshControl={
        <RefreshControl refreshing={loading} onRefresh={onRefresh} />
      }
    >
      <Card mode="outlined">
        <Card.Title
          title={t("jobdetail.labels.jobinfo")}
          titleVariant="titleLarge"
        />
        <Card.Content style={localStyles.twoColumnCard}>
          <View style={localStyles.twoColumnCardColumn}>
            <DataLabelComponent
              label={t("objects.jobs.fields.status")}
              content={
                <JobStatusSelector
                  statuses={availableStatuses}
                  currentStatus={job.status}
                  label={t("jobdetail.labels.status")}
                />
              }
            />
            {job.inproduction && (
              <DataLabelComponent
                label={t("objects.jobs.fields.inproduction")}
                noTextWrap
                content={
                  <Chip
                    style={{ marginTop: 8, maxWidth: "75%" }}
                    mode="outlined"
                  >
                    {t("objects.jobs.labels.inproduction")}
                  </Chip>
                }
              />
            )}
            {job.inproduction &&
              job.production_vars &&
              !!job.production_vars.note && (
                <DataLabelComponent
                  label={t("objects.jobs.fields.production_note")}
                  content={<Text>{job.production_vars.note}</Text>}
                />
              )}
          </View>
          <View style={localStyles.twoColumnCardColumn}>
            <DataLabelComponent
              label={t("objects.jobs.fields.related_ros")}
              content={
                <View
                  style={{
                    flexDirection: "row",
                    flexWrap: "wrap",
                    gap: 8,
                    paddingTop: 8,
                  }}
                >
                  {job.vehicle?.jobs
                    ?.filter((ro) => ro.id !== job.id)
                    .map((ro) => (
                      <TouchableOpacity
                        onPress={() => {
                          router.navigate({
                            pathname: `/jobs/${ro.id}`,
                            params: {
                              title: ro.ro_number || t("general.labels.na"),
                            },
                          });
                        }}
                        key={ro.id}
                      >
                        <Button comp mode="outlined">
                          {ro.ro_number || "N/A"}
                        </Button>
                      </TouchableOpacity>
                    ))}
                </View>
              }
            />
          </View>
        </Card.Content>
      </Card>

      <Card mode="outlined">
        <Card.Title
          title={t("jobdetail.labels.claiminformation")}
          titleVariant="titleLarge"
        />
        <Card.Content style={localStyles.twoColumnCard}>
          <View style={localStyles.twoColumnCardColumn}>
            <DataLabelComponent
              label={t("objects.jobs.fields.owner")}
              content={
                env.DEMO_MODE
                  ? `${firstNames[getRandomIndex()] || ""} ${
                      lastNames[getRandomIndex()] || ""
                    } ${job.ownr_co_nm || ""}`
                  : `${job.ownr_fn || ""} ${job.ownr_ln || ""} ${
                      job.ownr_co_nm || ""
                    }`
              }
            />
            <DataLabelComponent
              label={t("objects.jobs.fields.vehicle")}
              content={
                <View>
                  <Text>
                    {env.DEMO_MODE
                      ? `${job.v_model_yr || ""} ${job.v_make_desc || ""} ${
                          job.v_model_desc || ""
                        } - 1GNDX33L46D168902`
                      : `${job.v_model_yr || ""} ${job.v_make_desc || ""} ${
                          job.v_model_desc || ""
                        } - ${job.v_vin}`}
                  </Text>
                  <Text>
                    {(() => {
                      const paintCodes = Object.keys(job.vehicle.v_paint_codes)
                        .filter(
                          (key) =>
                            job.vehicle.v_paint_codes[key] !== "" &&
                            job.vehicle.v_paint_codes[key] !== null &&
                            job.vehicle.v_paint_codes[key] !== undefined
                        )
                        .map((key) => job.vehicle.v_paint_codes[key]);

                      if (paintCodes.length > 0) {
                        return `${job.v_color || ""} (${paintCodes.join(
                          ", "
                        )})`.trim();
                      }
                      return job.v_color || "";
                    })()}
                  </Text>
                </View>
              }
            />
          </View>
          <View style={localStyles.twoColumnCardColumn}>
            <DataLabelComponent
              label={t("objects.jobs.fields.ins_co_nm")}
              content={env.DEMO_MODE ? "ABC Ins." : job.ins_co_nm}
            />
            <DataLabelComponent
              label={t("objects.jobs.fields.clm_no")}
              content={job.clm_no}
            />
          </View>
        </Card.Content>
      </Card>
      <Card mode="outlined">
        <Card.Title
          title={t("jobdetail.labels.employeeassignments")}
          titleVariant="titleLarge"
        />
        <Card.Content>
          <DataLabelComponent
            label={t("objects.jobs.fields.employee_body")}
            content={`${
              (job.employee_body_rel && job.employee_body_rel.first_name) ||
              t("general.labels.na")
            } ${
              (job.employee_body_rel && job.employee_body_rel.last_name) || ""
            }`}
          />
          <DataLabelComponent
            label={t("objects.jobs.fields.employee_prep")}
            content={`${
              (job.employee_prep_rel && job.employee_prep_rel.first_name) ||
              t("general.labels.na")
            } ${
              (job.employee_prep_rel && job.employee_prep_rel.last_name) || ""
            }`}
          />
          <DataLabelComponent
            label={t("objects.jobs.fields.employee_refinish")}
            content={`${
              (job.employee_refinish_rel &&
                job.employee_refinish_rel.first_name) ||
              t("general.labels.na")
            } ${
              (job.employee_refinish_rel &&
                job.employee_refinish_rel.last_name) ||
              ""
            }`}
          />
          <DataLabelComponent
            label={t("objects.jobs.fields.employee_csr")}
            content={`${
              (job.employee_csr_rel && job.employee_csr_rel.first_name) ||
              t("general.labels.na")
            } ${
              (job.employee_csr_rel && job.employee_csr_rel.last_name) || ""
            }`}
          />
        </Card.Content>
      </Card>
      <Card mode="outlined">
        <Card.Title
          title={t("jobdetail.labels.dates")}
          titleVariant="titleLarge"
        />
        <Card.Content style={localStyles.twoColumnCard}>
          <View style={localStyles.twoColumnCardColumn}>
            <DataLabelComponent
              label={t("objects.jobs.fields.scheduled_in")}
              content={job.scheduled_in}
              dateTime
            />
            <DataLabelComponent
              label={t("objects.jobs.fields.actual_in")}
              content={job.actual_in}
              dateTime
            />
          </View>
          <View style={localStyles.twoColumnCardColumn}>
            <DataLabelComponent
              label={t("objects.jobs.fields.scheduled_completion")}
              content={job.scheduled_completion}
              dateTime
            />
            <DataLabelComponent
              label={t("objects.jobs.fields.scheduled_delivery")}
              content={job.scheduled_delivery}
              dateTime
            />
          </View>
        </Card.Content>
      </Card>
      <View
        style={{ height: Platform.OS === "ios" ? 64 : 96 }} //Spacer
      />
    </ScrollView>
  );
}

const localStyles = StyleSheet.create({
  twoColumnCard: { display: "flex", flexDirection: "row" },
  twoColumnCardColumn: { flex: 1 },
  status: {
    textAlign: "center",
    flexDirection: "row",
    justifyContent: "center",
  },
  inproduction: {
    textAlign: "center",
    flexDirection: "row",
    justifyContent: "center",
  },
});