export const kintonePrettyFields = {
  generateFields: (properties, layouts) => {
    const fields = [];
    const spacers = [];

    const isStatus = field => field.type === "STATUS";
    const isStatusAssignee = field => field.type === "STATUS_ASSIGNEE";
    const isCategory = field => field.type === "CATEGORY";

    const propertyList = Object.values(properties)

    const statusField = propertyList.find(isStatus);
    if (statusField && statusField.enabled) {
      fields.push(statusField);
    }

    const statusAssigneeField = propertyList.find(isStatusAssignee);
    if (statusAssigneeField && statusAssigneeField.enabled) {
      fields.push(statusAssigneeField);
    }

    const categoryField = propertyList.find(isCategory);
    if (categoryField && categoryField.enabled) {
      fields.push(categoryField);
    }

    for (const r of layouts) {
      if (r.type === "ROW") {
        for (const f of r.fields) {
          if (f.type === "LABEL" || f.type === "HR") continue;
          if (f.type === "SPACER") {
            spacers.push(f);
            continue;
          }
          const ee = properties[f.code];
          if (ee.type !== "SUBTABLE" && ee.type !== "GROUP") {
            if (ee.type === "CHECK_BOX" || ee.type === "DROP_DOWN" || ee.type === "MULTI_SELECT" || ee.type === "RADIO_BUTTON") {
              const sortedOptions = Object.values(ee.options).sort((a, b) => Number(a.index) - Number(b.index)).map(o => o.label);
              fields.push({
                ...ee,
                sortedOptions
              });
              continue;
            }
            fields.push(ee);
          }
        }
      } else if (r.type === "SUBTABLE") {
        const tableCode = r.code;
        const tableField = properties[tableCode];
        if (tableField.type !== "SUBTABLE") continue;
        const tableFields = {};
        for (const { code: fieldCode } of r.fields) {
          const subf = tableField.fields[fieldCode];
          if (subf.type === "CHECK_BOX" || subf.type === "DROP_DOWN" || subf.type === "MULTI_SELECT" || subf.type === "RADIO_BUTTON") {
            const sortedOptions = Object.values(subf.options).sort((a, b) => Number(a.index) - Number(b.index)).map(o => o.label);
            tableFields[fieldCode] = {
              ...subf,
              table: tableCode,
              sortedOptions
            };
            fields.push({
              ...subf,
              table: tableCode,
              sortedOptions
            });
            continue;
          }
          tableFields[fieldCode] = {
            ...subf,
            table: tableCode
          };
          fields.push({
            ...subf,
            table: tableCode
          });
        }
        fields.push({
          ...tableField,
          fields: tableFields
        });
      } else if (r.type === "GROUP") {
        const groupCode = r.code;
        const groupField = properties[groupCode];
        if (groupField.type !== "GROUP") continue;
        const groupFields = {};
        for (const row of r.layout) {
          for (const f of row.fields) {
            if (f.type === "LABEL" || f.type === "HR") continue;
            if (f.type === "SPACER") {
              spacers.push({
                ...f,
                group: groupCode
              });
              continue;
            }
            const gSubf = properties[f.code];
            if (gSubf.type !== "CATEGORY" && gSubf.type !== "STATUS" && gSubf.type !== "STATUS_ASSIGNEE" && gSubf.type !== "SUBTABLE" && gSubf.type !== "GROUP") {
              if (gSubf.type === "CHECK_BOX" || gSubf.type === "DROP_DOWN" || gSubf.type === "MULTI_SELECT" || gSubf.type === "RADIO_BUTTON") {
                const sortedOptions = Object.values(gSubf.options).sort((a, b) => Number(a.index) - Number(b.index)).map(o => o.label);
                groupFields[f.code] = {
                  ...gSubf,
                  group: groupCode,
                  sortedOptions
                };
                fields.push({
                  ...gSubf,
                  group: groupCode,
                  sortedOptions
                });
                continue;
              }
              groupFields[f.code] = {
                ...gSubf,
                group: groupCode
              };
              fields.push({
                ...gSubf,
                group: groupCode
              });
            }
          }
        }
        fields.push({
          ...groupField,
          fields: groupFields
        });
      }
    }

    // lookup copy
    const flatFields = fields;
    for (const f of flatFields) {
      if ('lookup' in f && f.lookup !== null) {
        for (const mapping of f.lookup.fieldMappings) {
          const target = flatFields.find(ee => ["SINGLE_LINE_TEXT", "NUMBER", "MULTI_LINE_TEXT", "RICH_TEXT", "LINK", "CHECK_BOX", "RADIO_BUTTON", "DROP_DOWN", "MULTI_SELECT", "DATE", "TIME", "DATETIME", "USER_SELECT", "ORGANIZATION_SELECT", "GROUP_SELECT", "CALC", "RECORD_NUMBER"].includes(ee.type) && ee.code === mapping.field);
          if (target) {
            target.isLookupCopy = true;
          }
        }
      }
    }

    const recordNumberField = propertyList.find(f => f.type === "RECORD_NUMBER");
    if (recordNumberField && !fields.some(f => f.type === "RECORD_NUMBER")) fields.push(recordNumberField);

    const creatorField = propertyList.find(f => f.type === "CREATOR");
    if (creatorField && !fields.some(f => f.type === "CREATOR")) fields.push(creatorField);

    const createdTimeField = propertyList.find(f => f.type === "CREATED_TIME");
    if (createdTimeField && !fields.some(f => f.type === "CREATED_TIME")) fields.push(createdTimeField);

    const modifierField = propertyList.find(f => f.type === "MODIFIER");
    if (modifierField && !fields.some(f => f.type === "MODIFIER")) fields.push(modifierField);

    const updatedTimeField = propertyList.find(f => f.type === "UPDATED_TIME");
    if (updatedTimeField && !fields.some(f => f.type === "UPDATED_TIME")) fields.push(updatedTimeField);

    return { fields, spacers };
  },
  isCategory: field => field.type === "CATEGORY",
  isCheckBox: field => field.type === "CHECK_BOX",
  isCreatedTime: field => field.type === "CREATED_TIME",
  isCreator: field => field.type === "CREATOR",
  isDate: field => field.type === "DATE",
  isDatetime: field => field.type === "DATETIME",
  isDropDown: field => field.type === "DROP_DOWN",
  isFile: field => field.type === "FILE",
  isGroup: field => field.type === "GROUP",
  isGroupSelect: field => field.type === "GROUP_SELECT",
  isInGroup: field => 'group' in field,
  isInSubtable: field => 'table' in field,
  isLink: field => field.type === "LINK",
  isLookup: field => 'lookup' in field,
  isLookupCopy: field => field.isLookupCopy === true,
  isModifier: field => field.type === "MODIFIER",
  isMultiLineText: field => field.type === "MULTI_LINE_TEXT",
  isMultiSelect: field => field.type === "MULTI_SELECT",
  isNotInSubtable: field => !('table' in field),
  isNumber: field => field.type === "NUMBER",
  isOrganizationSelect: field => field.type === "ORGANIZATION_SELECT",
  isRadioButton: field => field.type === "RADIO_BUTTON",
  isRecordNumber: field => field.type === "RECORD_NUMBER",
  isReferenceTable: field => field.type === "REFERENCE_TABLE",
  isRichText: field => field.type === "RICH_TEXT",
  isSingleLineText: field => field.type === "SINGLE_LINE_TEXT",
  isStatus: field => field.type === "STATUS",
  isStatusAssignee: field => field.type === "STATUS_ASSIGNEE",
  isSubtable: field => field.type === "SUBTABLE",
  isTime: field => field.type === "TIME",
  isUpdatedTime: field => field.type === "UPDATED_TIME",
  isUserSelect: field => field.type === "USER_SELECT",
};