import { ajax } from "discourse/lib/ajax";
import ModalFunctionality from "discourse/mixins/modal-functionality";

export default Ember.Controller.extend(ModalFunctionality, {
  modelChanged: function() {
    const model = this.get("model");
    const copy = Em.A();
    const store = this.store;

    if (model) {
      model.forEach(function(o) {
        copy.pushObject(store.createRecord("badge-grouping", o));
      });
    }

    this.set("workingCopy", copy);
  }.observes("model"),

  moveItem: function(item, delta) {
    const copy = this.get("workingCopy");
    const index = copy.indexOf(item);
    if (index + delta < 0 || index + delta >= copy.length) {
      return;
    }

    copy.removeAt(index);
    copy.insertAt(index + delta, item);
  },

  actions: {
    up: function(item) {
      this.moveItem(item, -1);
    },
    down: function(item) {
      this.moveItem(item, 1);
    },
    delete: function(item) {
      this.get("workingCopy").removeObject(item);
    },
    cancel: function() {
      this.set("model", null);
      this.set("workingCopy", null);
      this.send("closeModal");
    },
    edit: function(item) {
      item.set("editing", true);
    },
    save: function(item) {
      item.set("editing", false);
    },
    add: function() {
      const obj = this.store.createRecord("badge-grouping", {
        editing: true,
        name: I18n.t("admin.badges.badge_grouping")
      });
      this.get("workingCopy").pushObject(obj);
    },
    saveAll: function() {
      const self = this;
      var items = this.get("workingCopy");
      const groupIds = items.map(function(i) {
        return i.get("id") || -1;
      });
      const names = items.map(function(i) {
        return i.get("name");
      });

      ajax("/admin/badges/badge_groupings", {
        data: { ids: groupIds, names: names },
        method: "POST"
      }).then(
        function(data) {
          items = self.get("model");
          items.clear();
          data.badge_groupings.forEach(function(g) {
            items.pushObject(self.store.createRecord("badge-grouping", g));
          });
          self.set("model", null);
          self.set("workingCopy", null);
          self.send("closeModal");
        },
        function() {
          bootbox.alert(I18n.t("generic_error"));
        }
      );
    }
  }
});