import Tirexs.Bulk

require Tirexs.ElasticSearch
settings = Tirexs.ElasticSearch.config()

Tirexs.Bulk.store [index: "articles", refresh: true], settings do
  create id: 1, title: "One", tags: ["elixir"], type: "article"
  create id: 2, title: "Two", tags: ["elixir", "ruby"], type: "article"
  create id: 3, title: "Three", tags: ["java"], type: "article"
  create id: 4, title: "Four", tags: ["erlang"], type: "article"
end

import Tirexs.Mapping

index = [index: "articles", type: "article"]
mappings do
  indexes "id", type: "string", index: "not_analyzed", include_in_all: false
  indexes "title", type: "string", boost: 2.0, analyzer: "snowball"
  indexes "tags",  type: "string", analyzer: "keyword"
  indexes "content", type: "string", analyzer: "snowball"
  indexes "authors", [type: "object"] do
    indexes "name", type: "string"
    indexes "nick_name", type: "string"
  end
end

{ :ok, status, body } = Tirexs.Mapping.create_resource(index)

import Tirexs.Search

articles = search [index: "articles"] do
  query do
    string "title:T*"
  end

  filter do
    terms "tags", ["elixir", "ruby"]
  end

  facets do
    global_tags [global: true] do
      terms field: "tags"
    end

    current_tags do
      terms field: "tags"
    end
  end

  sort do
    [
      [title: "desc"]
    ]
  end
end

result = Tirexs.Query.create_resource(articles)

Enum.each result.hits, fn(item) ->
  IO.puts inspect(item)
  #=> [{"_index","articles"},{"_type","article"},{"_id","2"},{"_score",1.0},{"_source",[{"id",2}, {"title","Two"},{"tags",["elixir","r uby"]},{"type","article"}]}]
end

Enum.each result.facets["global_tags"]["terms"], fn(f) ->
  IO.puts "#{f["term"]}    #{f["count"]}"
end

#=> elixir  2
#=> ruby    1
#=> java    1
#=> erlang  1

Enum.each result.facets["current_tags"]["terms"], fn(f) ->
  IO.puts "#{f["term"]}    #{f["count"]}"
end

#=> ruby    1
#=> java    1
#=> elixir  1