///<reference path="../../headers/common.d.ts" />

import angular from "angular";
import _ from "lodash";
import Remarkable from "remarkable";

export class PluginEditCtrl {
  model: any;
  pluginIcon: string;
  pluginId: any;
  includes: any;
  readmeHtml: any;
  includedDatasources: any;
  tab: string;
  navModel: any;
  hasDashboards: any;
  preUpdateHook: () => any;
  postUpdateHook: () => any;

  /** @ngInject */
  constructor(
    private $scope,
    private $rootScope,
    private backendSrv,
    private $sce,
    private $routeParams,
    navModelSrv
  ) {
    this.pluginId = $routeParams.pluginId;
    this.preUpdateHook = () => Promise.resolve();
    this.postUpdateHook = () => Promise.resolve();

    this.init();
  }

  setNavModel(model) {
    let defaultTab = "readme";

    this.navModel = {
      main: {
        img: model.info.logos.large,
        subTitle: model.info.author.name,
        url: "",
        text: "",
        breadcrumbs: [
          { title: "Plugins", url: "/plugins" },
          { title: model.name }
        ],
        children: [
          {
            icon: "fa fa-fw fa-file-text-o",
            id: "readme",
            text: "Readme",
            url: `plugins/${this.model.id}/edit?tab=readme`
          }
        ]
      }
    };

    if (model.type === "app") {
      this.navModel.main.children.push({
        icon: "gicon gicon-cog",
        id: "config",
        text: "Config",
        url: `plugins/${this.model.id}/edit?tab=config`
      });

      let hasDashboards = _.find(model.includes, { type: "dashboard" });

      if (hasDashboards) {
        this.navModel.main.children.push({
          icon: "gicon gicon-dashboard",
          id: "dashboards",
          text: "Dashboards",
          url: `plugins/${this.model.id}/edit?tab=dashboards`
        });
      }

      defaultTab = "config";
    }

    this.tab = this.$routeParams.tab || defaultTab;

    for (let tab of this.navModel.main.children) {
      if (tab.id === this.tab) {
        tab.active = true;
      }
    }
  }

  init() {
    return this.backendSrv
      .get(`/api/plugins/${this.pluginId}/settings`)
      .then(result => {
        this.model = result;
        this.pluginIcon = this.getPluginIcon(this.model.type);

        this.model.dependencies.plugins.forEach(plug => {
          plug.icon = this.getPluginIcon(plug.type);
        });

        this.includes = _.map(result.includes, plug => {
          plug.icon = this.getPluginIcon(plug.type);
          return plug;
        });

        this.setNavModel(this.model);
        return this.initReadme();
      });
  }

  initReadme() {
    return this.backendSrv
      .get(`/api/plugins/${this.pluginId}/markdown/readme`)
      .then(res => {
        var md = new Remarkable();
        this.readmeHtml = this.$sce.trustAsHtml(md.render(res));
      });
  }

  getPluginIcon(type) {
    switch (type) {
      case "datasource":
        return "icon-gf icon-gf-datasources";
      case "panel":
        return "icon-gf icon-gf-panel";
      case "app":
        return "icon-gf icon-gf-apps";
      case "page":
        return "icon-gf icon-gf-endpoint-tiny";
      case "dashboard":
        return "icon-gf icon-gf-dashboard";
      default:
        return "icon-gf icon-gf-apps";
    }
  }

  update() {
    this.preUpdateHook()
      .then(() => {
        var updateCmd = _.extend(
          {
            enabled: this.model.enabled,
            pinned: this.model.pinned,
            jsonData: this.model.jsonData,
            secureJsonData: this.model.secureJsonData
          },
          {}
        );
        return this.backendSrv.post(
          `/api/plugins/${this.pluginId}/settings`,
          updateCmd
        );
      })
      .then(this.postUpdateHook)
      .then(res => {
        window.location.href = window.location.href;
      });
  }

  importDashboards() {
    return Promise.resolve();
  }

  setPreUpdateHook(callback: () => any) {
    this.preUpdateHook = callback;
  }

  setPostUpdateHook(callback: () => any) {
    this.postUpdateHook = callback;
  }

  updateAvailable() {
    var modalScope = this.$scope.$new(true);
    modalScope.plugin = this.model;

    this.$rootScope.appEvent("show-modal", {
      src: "public/app/features/plugins/partials/update_instructions.html",
      scope: modalScope
    });
  }

  enable() {
    this.model.enabled = true;
    this.model.pinned = true;
    this.update();
  }

  disable() {
    this.model.enabled = false;
    this.model.pinned = false;
    this.update();
  }
}

angular
  .module("grafana.controllers")
  .controller("PluginEditCtrl", PluginEditCtrl);