require 'rails_helper'

describe MigrateSpendingProposalsToInvestments do

  let(:importer) { described_class.new }

  describe '#import' do

    it "Creates the budget if it doesn't exist" do
      sp = create(:spending_proposal)
      expect { importer.import(sp) }.to change{ Budget.count }.from(0).to(1)
      importer.import(create(:spending_proposal))
      expect(Budget.count).to eq(1)
    end

    it "Creates the and returns investments" do
      inv = nil
      sp = create(:spending_proposal)
      expect { inv = importer.import(sp) }.to change{ Budget::Investment.count }.from(0).to(1)
      expect(inv).to be_kind_of(Budget::Investment)
    end

    it "Imports a city spending proposal" do
      sp = create(:spending_proposal)

      inv = importer.import(sp)

      expect(inv.author).to eq(sp.author)
      expect(inv.title).to eq(sp.title)
      expect(inv.heading.name).to eq("Toda la ciudad")
      expect(inv.heading.group.name).to eq("Toda la ciudad")
    end

    it "Imports a district spending proposal" do
      sp = create(:spending_proposal, geozone: create(:geozone, name: "Bel Air"))

      inv = importer.import(sp)

      expect(inv.author).to eq(sp.author)
      expect(inv.title).to eq(sp.title)
      expect(inv.heading.name).to eq("Bel Air")
      expect(inv.heading.group.name).to eq("Barrios")
    end

    it "Uses existing budgets, headings and groups instead of creating new ones" do
      sp1 = create(:spending_proposal, geozone: create(:geozone, name: "Bel Air"))
      sp2 = create(:spending_proposal, geozone: create(:geozone, name: "Bel Air"))

      inv1 = importer.import(sp1)
      inv2 = importer.import(sp2)

      expect(inv2.heading).to eq(inv1.heading)
    end

    it "Imports feasibility correctly" do
      sp         = create(:spending_proposal)
      feasible   = create(:spending_proposal, feasible: true)
      unfeasible = create(:spending_proposal, feasible: false)

      expect(importer.import(sp).feasibility).to eq('undecided')
      expect(importer.import(feasible).feasibility).to eq('feasible')
      expect(importer.import(unfeasible).feasibility).to eq('unfeasible')
    end

    it "Imports valuation assignments" do
      sp = create(:spending_proposal)
      peter = create(:valuator)
      john = create(:valuator)
      sp.valuators << peter << john

      inv = importer.import(sp)

      expect(inv.valuator_assignments.count).to eq(2)
      expect(inv.valuators).to include(peter)
      expect(inv.valuators).to include(john)
    end

    it "Imports votes" do
      sp = create(:spending_proposal)
      votes = create_list(:vote, 4, votable: sp)
      voters = votes.map(&:voter).sort_by(&:id)

      inv = importer.import(sp)

      expect(inv.total_votes).to eq(sp.total_votes)

      imported_votes = ActsAsVotable::Vote.where(votable_type: "Budget::Investment", votable_id: inv.id)

      expect(imported_votes.map(&:voter).sort_by(&:id)).to eq(voters)
    end
  end
end