import React from "react";
import BaseWidget, { WidgetProps, WidgetState } from "./BaseWidget";
import { WidgetType } from "constants/WidgetConstants";
import InputComponent, {
  InputComponentProps,
} from "components/designSystems/blueprint/InputComponent";
import { EventType } from "constants/ActionConstants";
import {
  WidgetPropertyValidationType,
  BASE_WIDGET_VALIDATION,
} from "utils/WidgetValidation";
import { VALIDATION_TYPES } from "constants/WidgetValidation";
import { FIELD_REQUIRED_ERROR } from "constants/messages";
import {
  DerivedPropertiesMap,
  TriggerPropertiesMap,
} from "utils/WidgetFactory";
import * as Sentry from "@sentry/react";
import withMeta, { WithMeta } from "./MetaHOC";

class InputWidget extends BaseWidget<InputWidgetProps, WidgetState> {
  static getPropertyValidationMap(): WidgetPropertyValidationType {
    return {
      ...BASE_WIDGET_VALIDATION,
      inputType: VALIDATION_TYPES.TEXT,
      defaultText: VALIDATION_TYPES.TEXT,
      isDisabled: VALIDATION_TYPES.BOOLEAN,
      text: VALIDATION_TYPES.TEXT,
      regex: VALIDATION_TYPES.REGEX,
      errorMessage: VALIDATION_TYPES.TEXT,
      placeholderText: VALIDATION_TYPES.TEXT,
      maxChars: VALIDATION_TYPES.NUMBER,
      minNum: VALIDATION_TYPES.NUMBER,
      maxNum: VALIDATION_TYPES.NUMBER,
      label: VALIDATION_TYPES.TEXT,
      inputValidators: VALIDATION_TYPES.ARRAY,
      focusIndex: VALIDATION_TYPES.NUMBER,
      isAutoFocusEnabled: VALIDATION_TYPES.BOOLEAN,
      // onTextChanged: VALIDATION_TYPES.ACTION_SELECTOR,
      isRequired: VALIDATION_TYPES.BOOLEAN,
      isValid: VALIDATION_TYPES.BOOLEAN,
    };
  }
  static getTriggerPropertyMap(): TriggerPropertiesMap {
    return {
      onTextChanged: true,
    };
  }

  static getDerivedPropertiesMap(): DerivedPropertiesMap {
    return {
      isValid: `{{
        function(){
          let parsedRegex = null;
          if (this.regex) {
            /*
            * break up the regexp pattern into 4 parts: given regex, regex prefix , regex pattern, regex flags
            * Example /appsmith/i will be split into ["/appsmith/gi", "/", "appsmith", "gi"]
            */
            const regexParts = this.regex.match(/(\\/?)(.+)\\1([a-z]*)/i);
            if (regexParts === null) {
              parsedRegex = new RegExp(this.regex);
            }
            /*
            * if we don't have a regex flags (gmisuy), convert provided string into regexp directly
            /*
            if (regexParts[3] && !/^(?!.*?(.).*?\\1)[gmisuy]+$/.test(regexParts[3])) {
              parsedRegex = RegExp(this.regex);
            }
            /*
            * if we have a regex flags, use it to form regexp
            */
            parsedRegex = new RegExp(regexParts[2], regexParts[3]);
          }
          if (this.inputType === "EMAIL") {
            const emailRegex = new RegExp(/^\\w+([\\.-]?\\w+)*@\\w+([\\.-]?\\w+)*(\\.\\w{2,3})+$/);
            return emailRegex.test(this.text);
          }
          else if (this.inputType === "NUMBER") {
            return !isNaN(this.text)
          }
          else if (this.isRequired) {
            if(this.text && this.text.length) {
              if (parsedRegex) {
                return parsedRegex.test(this.text)
              } else {
                return true;
              }
            } else {
              return false;
            }
          } if (parsedRegex) {
            return parsedRegex.test(this.text)
          } else {
            return true;
          }
        }()
      }}`,
      value: `{{this.text}}`,
    };
  }

  static getDefaultPropertiesMap(): Record<string, string> {
    return {
      text: "defaultText",
    };
  }

  static getMetaPropertiesMap(): Record<string, any> {
    return {
      text: undefined,
      isFocused: false,
      isDirty: false,
    };
  }

  onValueChange = (value: string) => {
    this.props.updateWidgetMetaProperty("text", value, {
      dynamicString: this.props.onTextChanged,
      event: {
        type: EventType.ON_TEXT_CHANGE,
      },
    });
    if (!this.props.isDirty) {
      this.props.updateWidgetMetaProperty("isDirty", true);
    }
  };

  handleFocusChange = (focusState: boolean) => {
    this.props.updateWidgetMetaProperty("isFocused", focusState);
  };

  getPageView() {
    const value = this.props.text || "";
    const isInvalid =
      "isValid" in this.props && !this.props.isValid && !!this.props.isDirty;

    const conditionalProps: Partial<InputComponentProps> = {};
    conditionalProps.errorMessage = this.props.errorMessage;
    if (this.props.isRequired && value.length === 0) {
      conditionalProps.errorMessage = FIELD_REQUIRED_ERROR;
    }
    if (this.props.maxChars) conditionalProps.maxChars = this.props.maxChars;
    if (this.props.maxNum) conditionalProps.maxNum = this.props.maxNum;
    if (this.props.minNum) conditionalProps.minNum = this.props.minNum;
    return (
      <InputComponent
        value={value}
        isInvalid={isInvalid}
        onValueChange={this.onValueChange}
        widgetId={this.props.widgetId}
        inputType={this.props.inputType}
        disabled={this.props.isDisabled}
        label={this.props.label}
        defaultValue={this.props.defaultText}
        placeholder={this.props.placeholderText}
        isLoading={this.props.isLoading}
        multiline={
          this.props.bottomRow - this.props.topRow > 1 &&
          this.props.inputType === "TEXT"
        }
        stepSize={1}
        onFocusChange={this.handleFocusChange}
        showError={!!this.props.isFocused}
        {...conditionalProps}
      />
    );
  }

  getWidgetType(): WidgetType {
    return "INPUT_WIDGET";
  }
}

export const InputTypes: { [key: string]: string } = {
  TEXT: "TEXT",
  NUMBER: "NUMBER",
  INTEGER: "INTEGER",
  PHONE_NUMBER: "PHONE_NUMBER",
  EMAIL: "EMAIL",
  PASSWORD: "PASSWORD",
  CURRENCY: "CURRENCY",
  SEARCH: "SEARCH",
};

export type InputType = typeof InputTypes[keyof typeof InputTypes];

export interface InputValidator {
  validationRegex: string;
  errorMessage: string;
}
export interface InputWidgetProps extends WidgetProps, WithMeta {
  inputType: InputType;
  defaultText?: string;
  isDisabled?: boolean;
  text: string;
  regex?: string;
  errorMessage?: string;
  placeholderText?: string;
  maxChars?: number;
  minNum?: number;
  maxNum?: number;
  onTextChanged?: string;
  label: string;
  inputValidators: InputValidator[];
  isValid: boolean;
  focusIndex?: number;
  isAutoFocusEnabled?: boolean;
  isRequired?: boolean;
  isFocused?: boolean;
  isDirty?: boolean;
}

export default InputWidget;
export const ProfiledInputWidget = Sentry.withProfiler(withMeta(InputWidget));