import React, { Component } from "react";
import PropTypes from "prop-types";
import { connect } from "react-redux";
import { tutorialStep } from "../../actions/tutorialActions";

import { withRouter } from "react-router-dom";

import clsx from "clsx";
import { alpha } from "@material-ui/core/styles";
import { withStyles } from "@material-ui/core/styles";
import Stepper from "@material-ui/core/Stepper";
import Step from "@material-ui/core/Step";
import StepLabel from "@material-ui/core/StepLabel";
import Tooltip from "@material-ui/core/Tooltip";

const styles = (theme) => ({
  verticalStepper: {
    padding: 0,
    width: "30px",
  },
  stepIcon: {
    borderStyle: `solid`,
    // borderWidth: '2px',
    borderRadius: "50%",
    borderColor: theme.palette.secondary.main,
    width: "12px",
    height: "12px",
    margin: "0 auto",
  },
  stepIconLarge: {
    width: "24px",
    height: "24px",
  },
  stepIconLargeSuccess: {
    borderColor: theme.palette.primary.main,
  },
  stepIconLargeError: {
    borderColor: theme.palette.error.dark,
  },
  stepIconActiveOther: {
    backgroundColor: theme.palette.secondary.main,
  },
  stepIconActiveSuccess: {
    backgroundColor: alpha(theme.palette.primary.main, 0.6),
  },
  stepIconActiveError: {
    backgroundColor: alpha(theme.palette.error.dark, 0.6),
  },
  connector: {
    height: "10px",
    borderLeft: `2px solid black`,
    margin: "auto",
  },
});

class StepperVertical extends Component {
  componentDidMount() {
    this.props.tutorialStep(0);
  }

  componentDidUpdate(props) {
    if (props.tutorial._id !== this.props.match.params.tutorialId) {
      this.props.tutorialStep(0);
    }
  }

  render() {
    var steps = this.props.steps;
    var activeStep = this.props.activeStep;
    var tutorialStatus = this.props.status.filter(
      (status) => status._id === this.props.tutorial._id
    )[0];
    return (
      <div style={{ marginRight: "10px" }}>
        <Stepper
          activeStep={activeStep}
          orientation="vertical"
          connector={<div className={this.props.classes.connector}></div>}
          classes={{ root: this.props.classes.verticalStepper }}
        >
          {steps.map((step, i) => {
            var tasksIndex = tutorialStatus.tasks.findIndex(
              (task) => task._id === step._id
            );
            var taskType =
              tasksIndex > -1 ? tutorialStatus.tasks[tasksIndex].type : null;
            var taskStatus =
              taskType === "success"
                ? "Success"
                : taskType === "error"
                ? "Error"
                : "Other";
            return (
              <Step key={i}>
                <Tooltip title={step.headline} placement="right" arrow>
                  <div
                    style={
                      i === activeStep
                        ? { padding: "5px 0" }
                        : { padding: "5px 0", cursor: "pointer" }
                    }
                    onClick={
                      i === activeStep
                        ? null
                        : () => {
                            this.props.tutorialStep(i);
                          }
                    }
                  >
                    <StepLabel
                      StepIconComponent={"div"}
                      classes={{
                        root:
                          step.type === "task"
                            ? i === activeStep
                              ? clsx(
                                  this.props.classes.stepIcon,
                                  this.props.classes.stepIconLarge,
                                  this.props.classes[
                                    "stepIconLarge" + taskStatus
                                  ],
                                  this.props.classes[
                                    "stepIconActive" + taskStatus
                                  ]
                                )
                              : clsx(
                                  this.props.classes.stepIcon,
                                  this.props.classes.stepIconLarge,
                                  this.props.classes[
                                    "stepIconLarge" + taskStatus
                                  ]
                                )
                            : i === activeStep
                            ? clsx(
                                this.props.classes.stepIcon,
                                this.props.classes.stepIconActiveOther
                              )
                            : clsx(this.props.classes.stepIcon),
                      }}
                    ></StepLabel>
                  </div>
                </Tooltip>
              </Step>
            );
          })}
        </Stepper>
      </div>
    );
  }
}

StepperVertical.propTypes = {
  status: PropTypes.array.isRequired,
  change: PropTypes.number.isRequired,
  activeStep: PropTypes.number.isRequired,
  tutorialStep: PropTypes.func.isRequired,
  tutorial: PropTypes.object.isRequired,
};

const mapStateToProps = (state) => ({
  change: state.tutorial.change,
  status: state.tutorial.status,
  activeStep: state.tutorial.activeStep,
  tutorial: state.tutorial.tutorials[0],
});

export default connect(mapStateToProps, { tutorialStep })(
  withRouter(withStyles(styles, { withTheme: true })(StepperVertical))
);