<script>
  export default {
    props: {
      documentationPath: {
        type: String,
        required: true,
      },
      settingsPath: {
        type: String,
        required: false,
        default: '',
      },
      selectedState: {
        type: String,
        required: true,
      },
      emptyGettingStartedSvgPath: {
        type: String,
        required: true,
      },
      emptyLoadingSvgPath: {
        type: String,
        required: true,
      },
      emptyUnableToConnectSvgPath: {
        type: String,
        required: true,
      },
    },
    data() {
      return {
        states: {
          gettingStarted: {
            svgUrl: this.emptyGettingStartedSvgPath,
            title: 'Get started with performance monitoring',
            description: 'Stay updated about the performance and health of your environment by configuring Prometheus to monitor your deployments.',
            buttonText: 'Configure Prometheus',
          },
          loading: {
            svgUrl: this.emptyLoadingSvgPath,
            title: 'Waiting for performance data',
            description: 'Creating graphs uses the data from the Prometheus server. If this takes a long time, ensure that data is available.',
            buttonText: 'View documentation',
          },
          unableToConnect: {
            svgUrl: this.emptyUnableToConnectSvgPath,
            title: 'Unable to connect to Prometheus server',
            description: 'Ensure connectivity is available from the GitLab server to the ',
            buttonText: 'View documentation',
          },
        },
      };
    },
    computed: {
      currentState() {
        return this.states[this.selectedState];
      },

      buttonPath() {
        if (this.selectedState === 'gettingStarted') {
          return this.settingsPath;
        }
        return this.documentationPath;
      },

      showButtonDescription() {
        if (this.selectedState === 'unableToConnect') return true;
        return false;
      },
    },
  };
</script>

<template>
  <div class="prometheus-state">
    <div class="state-svg svg-content">
      <img :src="currentState.svgUrl"/>
    </div>
    <h4 class="state-title">
      {{currentState.title}}
    </h4>
    <p class="state-description">
      {{currentState.description}}
      <a v-if="showButtonDescription" :href="settingsPath">
        Prometheus server
      </a>
    </p>
    <div class="state-button">
      <a class="btn btn-success" :href="buttonPath">
        {{currentState.buttonText}}
      </a>
    </div>
  </div>
</template>
