import { Dropdown as MuiDropdown } from "../atoms/DropdownMui";
import {
  Button,
  MenuItem,
  Typography
} from "@mui/material";
import React, { useRef } from "react";
import { GenericModal } from "../atoms/GenericModal";
import { WhereWhatPair } from "maxun-core";
import { SelectChangeEvent } from "@mui/material/Select/Select";
import { DisplayConditionSettings } from "./DisplayWhereConditionSettings";
import { useSocketStore } from "../../context/socket";

interface AddWhereCondModalProps {
  isOpen: boolean;
  onClose: () => void;
  pair: WhereWhatPair;
  index: number;
}

export const AddWhereCondModal = ({isOpen, onClose, pair, index}: AddWhereCondModalProps) => {
  const [whereProp, setWhereProp] = React.useState<string>('');
  const [additionalSettings, setAdditionalSettings] = React.useState<string>('');
  const [newValue, setNewValue] = React.useState<any>('');
  const [checked, setChecked] = React.useState<boolean[]>(new Array(Object.keys(pair.where).length).fill(false));

  const keyValueFormRef = useRef<{getObject: () => object}>(null);

  const {socket} = useSocketStore();

  const handlePropSelect = (event: SelectChangeEvent<string>) => {
    setWhereProp(event.target.value);
    switch (event.target.value) {
      case 'url': setNewValue(''); break;
      case 'selectors': setNewValue(['']); break;
      case 'default': return;
    }
  }

  const handleSubmit = () => {
      switch (whereProp) {
        case 'url':
          if (additionalSettings === 'string'){
            pair.where.url = newValue;
          } else {
            pair.where.url = { $regex: newValue };
          }
          break;
        case 'selectors':
          pair.where.selectors = newValue;
          break;
        case 'cookies':
          pair.where.cookies = keyValueFormRef.current?.getObject() as Record<string,string>
          break;
        case 'before':
          pair.where.$before = newValue;
          break;
        case 'after':
          pair.where.$after = newValue;
          break;
        case 'boolean':
          const booleanArr = [];
          const deleteKeys: string[] = [];
          for (let i = 0; i < checked.length; i++) {
            if (checked[i]) {
              if (Object.keys(pair.where)[i]) {
                //@ts-ignore
                if (pair.where[Object.keys(pair.where)[i]]) {
                  booleanArr.push({
                    //@ts-ignore
                    [Object.keys(pair.where)[i]]: pair.where[Object.keys(pair.where)[i]]});
                }
                deleteKeys.push(Object.keys(pair.where)[i]);
              }
            }
          }
          // @ts-ignore
          deleteKeys.forEach((key: string) => delete pair.where[key]);
          //@ts-ignore
          pair.where[`$${additionalSettings}`] = booleanArr;
          break;
        default:
          return;
      }
    onClose();
    setWhereProp('');
    setAdditionalSettings('');
    setNewValue('');
    socket?.emit('updatePair', {index: index-1, pair: pair});
  }

  return (
    <GenericModal isOpen={isOpen} onClose={() => {
      setWhereProp('');
      setAdditionalSettings('');
      setNewValue('');
      onClose();
    }} modalStyle={modalStyle}>
      <div>
        <Typography sx={{margin: '20px 0px'}}>Add where condition:</Typography>
      <div style={{margin:'8px'}}>
        <MuiDropdown
          id="whereProp"
          label="Condition"
          value={whereProp}
          handleSelect={handlePropSelect}>
          <MenuItem value="url">url</MenuItem>
          <MenuItem value="selectors">selectors</MenuItem>
          <MenuItem value="cookies">cookies</MenuItem>
          <MenuItem value="before">before</MenuItem>
          <MenuItem value="after">after</MenuItem>
          <MenuItem value="boolean">boolean logic</MenuItem>
        </MuiDropdown>
      </div>
        {whereProp ?
          <div style={{margin: '8px'}}>
            <DisplayConditionSettings
              whereProp={whereProp} additionalSettings={additionalSettings} setAdditionalSettings={setAdditionalSettings}
              newValue={newValue} setNewValue={setNewValue} checked={checked} setChecked={setChecked}
              keyValueFormRef={keyValueFormRef} whereKeys={Object.keys(pair.where)}
            />
            <Button
              onClick={handleSubmit}
              variant="outlined"
              sx={{
                display: "table-cell",
                float: "right",
                marginRight: "15px",
                marginTop: "20px",
              }}
            >
              {"Add Condition"}
            </Button>
          </div>
          : null}
      </div>
    </GenericModal>
  )
}

export const modalStyle = {
  top: '40%',
  left: '50%',
  transform: 'translate(-50%, -50%)',
  width: '30%',
  backgroundColor: 'background.paper',
  p: 4,
  height:'fit-content',
  display:'block',
  padding: '20px',
};