const urlBuilder = require("./qbo").urlBuilder;
const path = require("path");
require("dotenv").config({
  path: path.resolve(
    process.cwd(),
    `.env.${process.env.NODE_ENV || "development"}`
  ),
});
const logger = require("../../utils/logger");
const Dinero = require("dinero.js");
const DineroQbFormat = require("../accounting-constants").DineroQbFormat;
const apiGqlClient = require("../../graphql-client/graphql-client").client;
const queries = require("../../graphql-client/queries");
const {
  refresh: refreshOauthToken,
  setNewRefreshToken,
} = require("./qbo-callback");
const OAuthClient = require("intuit-oauth");

const GraphQLClient = require("graphql-request").GraphQLClient;
const { generateOwnerTier } = require("../qbxml/qbxml-utils");

exports.default = async (req, res) => {
  const oauthClient = new OAuthClient({
    clientId: process.env.QBO_CLIENT_ID,
    clientSecret: process.env.QBO_SECRET,
    environment:
      process.env.NODE_ENV === "production" ? "production" : "sandbox",
    redirectUri: process.env.QBO_REDIRECT_URI,
    logging: true,
  });
  try {
    //Fetch the API Access Tokens & Set them for the session.
    const response = await apiGqlClient.request(queries.GET_QBO_AUTH, {
      email: req.user.email,
    });

    oauthClient.setToken(response.associations[0].qbo_auth);
    const getToken = oauthClient.getToken();

    await refreshOauthToken(oauthClient, req);

    const BearerToken = req.headers.authorization;
    const { jobIds } = req.body;
    //Query Job Info
    const client = new GraphQLClient(process.env.GRAPHQL_ENDPOINT, {
      headers: {
        Authorization: BearerToken,
      },
    });
    const result = await client
      .setHeaders({ Authorization: BearerToken })
      .request(queries.QUERY_JOBS_FOR_RECEIVABLES_EXPORT, {
        ids: ["966dc7f9-2acd-44dc-9df5-d07c5578070a"],
        //jobIds
      });
    const { jobs, bodyshops } = result;

    const job = jobs[0];
    const bodyshop = bodyshops[0];
    const isThreeTier = bodyshop.accountingconfig.tiers === 3;
    const twoTierPref = bodyshop.accountingconfig.twotierpref;

    //Replace this with a for-each loop to check every single Job that's included in the list.

    let insCoCustomerTier, ownerCustomerTier, jobTier;
    if (isThreeTier || twoTierPref === "source") {
      //Insert the insurance company tier.
      //Query for top level customer, the insurance company name.
      insCoCustomerTier = await QueryInsuranceCo(oauthClient, req, job);
      if (!insCoCustomerTier) {
        //Creating the Insurance Customer.
        insCoCustomerTier = await InsertInsuranceCo(
          oauthClient,
          req,
          job,
          bodyshop
        );
      }
    }

    if (isThreeTier || twoTierPref === "name") {
      //Insert the name/owner and account for whether the source should be the ins co in 3 tier..
      ownerCustomerTier = await QueryOwner(oauthClient, req, job);
      //Query for the owner itself.
      if (!ownerCustomerTier) {
        ownerCustomerTier = await InsertOwner(
          oauthClient,
          req,
          job,
          isThreeTier,
          insCoCustomerTier
        );
      }
    }
    //Query for the Job or Create it.
    jobTier = await QueryJob(oauthClient, req, job);

    // Need to validate that the job tier is associated to the right individual?

    if (!jobTier) {
      jobTier = await InsertJob(
        oauthClient,
        req,
        job,
        isThreeTier,
        ownerCustomerTier
      );
    }
    await InsertInvoice(oauthClient, req, job, bodyshop, jobTier);
    res.sendStatus(200);
  } catch (error) {
    console.log(error);
    res.status(400).json(error);
  }
};

async function QueryInsuranceCo(oauthClient, req, job) {
  try {
    const result = await oauthClient.makeApiCall({
      url: urlBuilder(
        req.cookies.qbo_realmId,
        "query",
        `select * From Customer where DisplayName = '${job.ins_co_nm}'`
      ),
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
    });
    setNewRefreshToken(req.user.email, result);
    return (
      result.json &&
      result.json.QueryResponse &&
      result.json.QueryResponse.Customer &&
      result.json.QueryResponse.Customer[0]
    );
  } catch (error) {
    logger.log("qbo-receivables-error", "DEBUG", req.user.email, job.id, {
      error,
      method: "QueryInsuranceCo",
    });
    throw error;
  }
}
async function InsertInsuranceCo(oauthClient, req, job, bodyshop) {
  const insCo = bodyshop.md_ins_cos.find((i) => i.name === job.ins_co_nm);

  const Customer = {
    DisplayName: job.ins_co_nm,
    BillAddr: {
      City: job.ownr_city,
      Line1: insCo.street1,
      Line2: insCo.street2,
      PostalCode: insCo.zip,
      CountrySubDivisionCode: insCo.state,
    },
  };
  try {
    const result = await oauthClient.makeApiCall({
      url: urlBuilder(req.cookies.qbo_realmId, "customer"),
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify(Customer),
    });
    setNewRefreshToken(req.user.email, result);
    return result && result.Customer;
  } catch (error) {
    logger.log("qbo-receivables-error", "DEBUG", req.user.email, job.id, {
      error,
      method: "InsertInsuranceCo",
    });
    throw error;
  }
}

async function QueryOwner(oauthClient, req, job) {
  const ownerName = generateOwnerTier(job, true, null);
  const result = await oauthClient.makeApiCall({
    url: urlBuilder(
      req.cookies.qbo_realmId,
      "query",
      `select * From Customer where DisplayName = '${ownerName}'`
    ),
    method: "POST",
    headers: {
      "Content-Type": "application/json",
    },
  });
  setNewRefreshToken(req.user.email, result);
  return (
    result.json &&
    result.json.QueryResponse &&
    result.json.QueryResponse.Customer &&
    result.json.QueryResponse.Customer[0]
  );
}

async function InsertOwner(oauthClient, req, job, isThreeTier, parentTierRef) {
  const ownerName = generateOwnerTier(job, true, null);
  const Customer = {
    DisplayName: ownerName,
    BillAddr: {
      City: job.ownr_city,
      Line1: job.ownr_addr1,
      Line2: job.ownr_addr2,
      PostalCode: job.ownr_zip,
      CountrySubDivisionCode: job.ownr_st,
    },
    ...(isThreeTier
      ? {
          Job: true,
          ParentRef: {
            value: parentTierRef.Id,
          },
        }
      : {}),
  };
  try {
    const result = await oauthClient.makeApiCall({
      url: urlBuilder(req.cookies.qbo_realmId, "customer"),
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify(Customer),
    });
    setNewRefreshToken(req.user.email, result);
    return result && result.Customer;
  } catch (error) {
    logger.log("qbo-receivables-error", "DEBUG", req.user.email, job.id, {
      error,
      method: "InsertOwner",
    });
    throw error;
  }
}

async function QueryJob(oauthClient, req, job) {
  const result = await oauthClient.makeApiCall({
    url: urlBuilder(
      req.cookies.qbo_realmId,
      "query",
      `select * From Customer where DisplayName = '${job.ro_number}'`
    ),
    method: "POST",
    headers: {
      "Content-Type": "application/json",
    },
  });
  setNewRefreshToken(req.user.email, result);
  return (
    result.json &&
    result.json.QueryResponse &&
    result.json.QueryResponse.Customer &&
    result.json.QueryResponse.Customer[0]
  );
}

async function InsertJob(oauthClient, req, job, isThreeTier, parentTierRef) {
  const Customer = {
    DisplayName: job.ro_number,
    BillAddr: {
      City: job.ownr_city,
      Line1: job.ownr_addr1,
      Line2: job.ownr_addr2,
      PostalCode: job.ownr_zip,
      CountrySubDivisionCode: job.ownr_st,
    },
    ...(isThreeTier
      ? {
          Job: true,
          ParentRef: {
            value: parentTierRef.Id,
          },
        }
      : {}),
  };
  try {
    const result = await oauthClient.makeApiCall({
      url: urlBuilder(req.cookies.qbo_realmId, "customer"),
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify(Customer),
    });
    setNewRefreshToken(req.user.email, result);
    return result && result.Customer;
  } catch (error) {
    logger.log("qbo-receivables-error", "DEBUG", req.user.email, job.id, {
      error,
      method: "InsertOwner",
    });
    throw error;
  }
}

async function QueryMetaData(oauthClient, req) {
  const items = await oauthClient.makeApiCall({
    url: urlBuilder(req.cookies.qbo_realmId, "query", `select * From Item`),
    method: "POST",
    headers: {
      "Content-Type": "application/json",
    },
  });
  setNewRefreshToken(req.user.email, items);
  const taxCodes = await oauthClient.makeApiCall({
    url: urlBuilder(req.cookies.qbo_realmId, "query", `select * From TaxCode`),
    method: "POST",
    headers: {
      "Content-Type": "application/json",
    },
  });

  const taxCodeMapping = {};

  const accounts = await oauthClient.makeApiCall({
    url: urlBuilder(req.cookies.qbo_realmId, "query", `select * From Account`),
    method: "POST",
    headers: {
      "Content-Type": "application/json",
    },
  });

  taxCodes.json &&
    taxCodes.json.QueryResponse &&
    taxCodes.json.QueryResponse.TaxCode.forEach((t) => {
      taxCodeMapping[t.Name] = t.Id;
    });

  const itemMapping = {};

  items.json &&
    items.json.QueryResponse &&
    items.json.QueryResponse.Item.forEach((t) => {
      itemMapping[t.Name] = t.Id;
    });

  return {
    items: itemMapping,
    taxCodes: taxCodeMapping,
  };
}

async function InsertInvoice(oauthClient, req, job, bodyshop, parentTierRef) {
  const { items, taxCodes } = await QueryMetaData(oauthClient, req);
  const InvoiceLineAdd = [];
  const responsibilityCenters = bodyshop.md_responsibility_centers;

  const invoiceLineHash = {}; //The hash of cost and profit centers based on the center name.

  //Determine if there are MAPA and MASH lines already on the estimate.
  //If there are, don't do anything extra (mitchell estimate)
  //Otherwise, calculate them and add them to the default MAPA and MASH centers.
  let hasMapaLine = false;
  let hasMashLine = false;

  //Create the invoice lines mapping.
  job.joblines.map((jobline) => {
    //Parts Lines
    if (jobline.db_ref === "936008") {
      //If either of these DB REFs change, they also need to change in job-totals/job-costing calculations.
      hasMapaLine = true;
    }
    if (jobline.db_ref === "936007") {
      hasMashLine = true;
    }

    if (jobline.profitcenter_part && jobline.act_price) {
      let DineroAmount = Dinero({
        amount: Math.round(jobline.act_price * 100),
      }).multiply(jobline.part_qty || 1);

      if (jobline.prt_dsmk_p && jobline.prt_dsmk_p !== 0) {
        // console.log("Have a part discount", jobline);
        DineroAmount = DineroAmount.add(
          DineroAmount.percentage(jobline.prt_dsmk_p || 0)
        );
      }
      const account = responsibilityCenters.profits.find(
        (i) => jobline.profitcenter_part.toLowerCase() === i.name.toLowerCase()
      );

      if (!account) {
        logger.log(
          "qbxml-receivables-no-account",
          "warn",
          null,
          jobline.id,
          null
        );
        throw new Error(
          `A matching account does not exist for the part allocation. Center: ${jobline.profitcenter_part}`
        );
      }
      if (!invoiceLineHash[account.name]) {
        invoiceLineHash[account.name] = {
          ItemRef: { FullName: account.accountitem },
          Desc: account.accountdesc,
          Quantity: 1, //jobline.part_qty,
          Amount: DineroAmount, //.toFormat(DineroQbFormat),
          SalesTaxCodeRef: {
            FullName: "E",
          },
        };
      } else {
        invoiceLineHash[account.name].Amount =
          invoiceLineHash[account.name].Amount.add(DineroAmount);
      }
    }
    //  Labor Lines
    if (
      jobline.profitcenter_labor &&
      jobline.mod_lb_hrs &&
      jobline.mod_lb_hrs > 0
    ) {
      const DineroAmount = Dinero({
        amount: Math.round(
          job[`rate_${jobline.mod_lbr_ty.toLowerCase()}`] * 100
        ),
      }).multiply(jobline.mod_lb_hrs);
      const account = responsibilityCenters.profits.find(
        (i) => jobline.profitcenter_labor.toLowerCase() === i.name.toLowerCase()
      );

      if (!account) {
        throw new Error(
          `A matching account does not exist for the labor allocation. Center: ${jobline.profitcenter_labor}`
        );
      }
      if (!invoiceLineHash[account.name]) {
        invoiceLineHash[account.name] = {
          ItemRef: { FullName: account.accountitem },
          Desc: account.accountdesc,
          Quantity: 1, // jobline.mod_lb_hrs,
          Amount: DineroAmount,
          //Amount: DineroAmount.toFormat(DineroQbFormat),
          SalesTaxCodeRef: {
            FullName: "E",
          },
        };
      } else {
        invoiceLineHash[account.name].Amount =
          invoiceLineHash[account.name].Amount.add(DineroAmount);
      }
    }
  });
  // console.log("Done creating hash", JSON.stringify(invoiceLineHash));

  if (!hasMapaLine && job.job_totals.rates.mapa.total.amount > 0) {
    // console.log("Adding MAPA Line Manually.");
    const mapaAccountName = responsibilityCenters.defaults.profits.MAPA;

    const mapaAccount = responsibilityCenters.profits.find(
      (c) => c.name === mapaAccountName
    );

    if (mapaAccount) {
      InvoiceLineAdd.push({
        ItemRef: { FullName: mapaAccount.accountitem },
        Desc: mapaAccount.accountdesc,
        Quantity: 1,
        Amount: Dinero(job.job_totals.rates.mapa.total).toFormat(
          DineroQbFormat
        ),
        SalesTaxCodeRef: {
          FullName: "E",
        },
      });
    } else {
      //console.log("NO MAPA ACCOUNT FOUND!!");
    }
  }

  if (!hasMashLine && job.job_totals.rates.mash.total.amount > 0) {
    // console.log("Adding MASH Line Manually.");

    const mashAccountName = responsibilityCenters.defaults.profits.MASH;

    const mashAccount = responsibilityCenters.profits.find(
      (c) => c.name === mashAccountName
    );

    if (mashAccount) {
      InvoiceLineAdd.push({
        ItemRef: { FullName: mashAccount.accountitem },
        Desc: mashAccount.accountdesc,
        Quantity: 1,
        Amount: Dinero(job.job_totals.rates.mash.total).toFormat(
          DineroQbFormat
        ),
        SalesTaxCodeRef: {
          FullName: "E",
        },
      });
    } else {
      //  console.log("NO MASH ACCOUNT FOUND!!");
    }
  }

  //Convert the hash to an array.
  Object.keys(invoiceLineHash).forEach((key) => {
    InvoiceLineAdd.push({
      ...invoiceLineHash[key],
      Amount: invoiceLineHash[key].Amount.toFormat(DineroQbFormat),
    });
  });

  //Add Towing, storage and adjustment lines.

  if (job.towing_payable && job.towing_payable !== 0) {
    InvoiceLineAdd.push({
      ItemRef: {
        FullName: responsibilityCenters.profits.find(
          (c) => c.name === responsibilityCenters.defaults.profits["TOW"]
        ).accountitem,
      },
      Desc: "Towing",
      Quantity: 1,
      Amount: Dinero({
        amount: Math.round((job.towing_payable || 0) * 100),
      }).toFormat(DineroQbFormat),
      SalesTaxCodeRef: {
        FullName: "E",
      },
    });
  }
  if (job.storage_payable && job.storage_payable !== 0) {
    InvoiceLineAdd.push({
      ItemRef: {
        FullName: responsibilityCenters.profits.find(
          (c) => c.name === responsibilityCenters.defaults.profits["TOW"]
        ).accountitem,
      },
      Desc: "Storage",
      Quantity: 1,
      Amount: Dinero({
        amount: Math.round((job.storage_payable || 0) * 100),
      }).toFormat(DineroQbFormat),
      SalesTaxCodeRef: {
        FullName: "E",
      },
    });
  }
  if (job.adjustment_bottom_line && job.adjustment_bottom_line !== 0) {
    InvoiceLineAdd.push({
      ItemRef: {
        FullName: responsibilityCenters.profits.find(
          (c) => c.name === responsibilityCenters.defaults.profits["PAO"]
        ).accountitem,
      },
      Desc: "Adjustment",
      Quantity: 1,
      Amount: Dinero({
        amount: Math.round((job.adjustment_bottom_line || 0) * 100),
      }).toFormat(DineroQbFormat),
      SalesTaxCodeRef: {
        FullName: "E",
      },
    });
  }

  //Add tax lines
  const job_totals = job.job_totals;

  const federal_tax = Dinero(job_totals.totals.federal_tax);
  const state_tax = Dinero(job_totals.totals.state_tax);
  const local_tax = Dinero(job_totals.totals.local_tax);

  if (federal_tax.getAmount() > 0) {
    InvoiceLineAdd.push({
      ItemRef: {
        FullName: bodyshop.md_responsibility_centers.taxes.federal.accountitem,
      },
      Desc: bodyshop.md_responsibility_centers.taxes.federal.accountdesc,
      Amount: federal_tax.toFormat(DineroQbFormat),
    });
  }

  if (state_tax.getAmount() > 0) {
    InvoiceLineAdd.push({
      ItemRef: {
        FullName: bodyshop.md_responsibility_centers.taxes.state.accountitem,
      },
      Desc: bodyshop.md_responsibility_centers.taxes.state.accountdesc,
      Amount: state_tax.toFormat(DineroQbFormat),
    });
  }

  if (local_tax.getAmount() > 0) {
    InvoiceLineAdd.push({
      ItemRef: {
        FullName: bodyshop.md_responsibility_centers.taxes.local.accountitem,
      },
      Desc: bodyshop.md_responsibility_centers.taxes.local.accountdesc,
      Amount: local_tax.toFormat(DineroQbFormat),
    });
  }

  //Region Specific
  const { ca_bc_pvrt } = job;
  if (ca_bc_pvrt) {
    InvoiceLineAdd.push({
      ItemRef: {
        FullName: bodyshop.md_responsibility_centers.taxes.state.accountitem,
      },
      Desc: "PVRT",
      Amount: Dinero({ amount: (ca_bc_pvrt || 0) * 100 }).toFormat(
        DineroQbFormat
      ),
    });
  }

  //map each invoice line to the correct style for QBO.

  const invoiceObj = {
    Line: [
      {
        DetailType: "SalesItemLineDetail",
        Amount: 100,
        SalesItemLineDetail: {
          // ItemRef: {
          //   //   name: "Services",
          //   value: "16",
          // },
          TaxCodeRef: {
            value: "2",
          },
          Qty: 1,
          UnitPrice: 100,
        },
      },
    ],
    // Line: InvoiceLineAdd.map((i) => {
    //   return {
    //     DetailType: "SalesItemLineDetail",
    //     Amount: i.Amount,
    //     SalesItemLineDetail: {
    //       ItemRef: {
    //         //name: "Services",
    //         value: items[i.ItemRef.FullName],
    //       },
    //       // TaxCodeRef: {
    //       //   value: "2",
    //       // },
    //       Qty: 1,
    //     },
    //   };
    // }),
    TxnTaxDetail: {
      TaxLine: [
        {
          DetailType: "TaxLineDetail",

          TaxLineDetail: {
            NetAmountTaxable: 100,
            TaxPercent: 7,
            TaxRateRef: {
              value: "16",
            },
            PercentBased: true,
          },
        },
      ],
    },
    CustomerRef: {
      value: parentTierRef.Id,
    },
  };

  try {
    const result = await oauthClient.makeApiCall({
      url: urlBuilder(req.cookies.qbo_realmId, "invoice"),
      method: "POST",
      headers: {
        "Content-Type": "application/json",
      },
      body: JSON.stringify(invoiceObj),
    });
    setNewRefreshToken(req.user.email, result);
    return result && result.Invoice;
  } catch (error) {
    logger.log("qbo-receivables-error", "DEBUG", req.user.email, job.id, {
      error,
      method: "InsertOwner",
    });
    throw error;
  }
}