# frozen_string_literal: true

describe CustomWizard::Action do
  fab!(:user) { Fabricate(:user, name: "Angus", username: 'angus', email: "angus@email.com", trust_level: TrustLevel[2]) }
  fab!(:user1) { Fabricate(:user, name: "Angus One", username: 'angus1', email: "angus_one@email.com", trust_level: TrustLevel[2]) }
  fab!(:category) { Fabricate(:category, name: 'cat1', slug: 'cat-slug') }
  fab!(:tag) { Fabricate(:tag, name: 'tag1') }
  fab!(:group) { Fabricate(:group) }

  let(:wizard_template) { get_wizard_fixture("wizard") }
  let(:open_composer) { get_wizard_fixture("actions/open_composer") }
  let(:create_category) { get_wizard_fixture("actions/create_category") }
  let(:watch_categories) { get_wizard_fixture("actions/watch_categories") }
  let(:watch_tags) { get_wizard_fixture("actions/watch_tags") }
  let(:create_group) { get_wizard_fixture("actions/create_group") }
  let(:create_group_with_nonexistent_user) { get_wizard_fixture("actions/create_group_bad_user") }
  let(:add_to_group) { get_wizard_fixture("actions/add_to_group") }
  let(:send_message) { get_wizard_fixture("actions/send_message") }
  let(:send_message_multi) { get_wizard_fixture("actions/send_message_multi") }
  let(:api_test_endpoint) { get_wizard_fixture("endpoints/test_endpoint") }
  let(:api_test_endpoint_body) { get_wizard_fixture("endpoints/test_endpoint_body") }
  let(:api_test_no_authorization) { get_wizard_fixture("api/no_authorization") }
  let(:guests_permitted) { get_wizard_fixture("wizard/guests_permitted") }

  def update_template(template)
    CustomWizard::Template.save(template, skip_jobs: true)
    @template = CustomWizard::Template.find('super_mega_fun_wizard')
  end

  let(:create_topic) {
    JSON.parse(
      File.open(
        "#{Rails.root}/plugins/discourse-custom-wizard/spec/fixtures/actions/create_topic.json"
      ).read
    )
  }

  let(:custom_field_json) {
    JSON.parse(File.open(
      "#{Rails.root}/plugins/discourse-custom-wizard/spec/fixtures/custom_field/custom_fields.json"
    ).read)
  }

  before do
    stub_out_subscription_classes
    Group.refresh_automatic_group!(:trust_level_2)
    update_template(wizard_template)
  end

  context 'creating a topic' do
    it "works" do
      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(
        wizard.steps.first.id,
        step_1_field_1: "Topic Title",
        step_1_field_2: "topic body"
      ).update
      wizard.create_updater(wizard.steps.second.id, {}).update
      wizard.create_updater(wizard.steps.last.id,
        step_3_field_3: category.id
      ).update

      topic = Topic.where(
        title: "Topic Title",
        category_id: category.id
      )
      expect(topic.exists?).to eq(true)
      expect(Post.where(
        topic_id: topic.pluck(:id),
        raw: "topic body"
      ).exists?).to eq(true)
    end

    it "fails silently without basic topic inputs" do
      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(
        wizard.steps.first.id,
        step_1_field_2: "topic body"
      ).update
      wizard.create_updater(wizard.steps.second.id, {}).update
      updater = wizard.create_updater(wizard.steps.last.id, {})
      updater.update

      expect(updater.success?).to eq(true)
      expect(CustomWizard::UserHistory.where(
        actor_id: user.id,
        context: "super_mega_fun_wizard",
        subject: "step_3"
      ).exists?).to eq(true)
      expect(Post.where(
        raw: "topic body"
      ).exists?).to eq(false)
    end

    it "adds custom fields" do
      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps.first.id,
        step_1_field_1: "Topic Title",
        step_1_field_2: "topic body"
      ).update
      wizard.create_updater(wizard.steps.second.id, {}).update
      wizard.create_updater(wizard.steps.last.id,
        step_3_field_3: category.id
      ).update

      topic = Topic.where(
        title: "Topic Title",
        category_id: category.id
      ).first
      topic_custom_field = TopicCustomField.where(
        name: "topic_field",
        value: "Topic custom field value",
        topic_id: topic.id
      )
      topic_json_custom_field = TopicCustomField.where("
        name = 'topic_json_field' AND
        (value::json->>'key_1') = 'Key 1 value' AND
        (value::json->>'key_2') = 'Key 2 value' AND
        topic_id = #{topic.id}"
      )
      post_custom_field = PostCustomField.where(
        name: "post_field",
        value: "Post custom field value",
        post_id: topic.first_post.id
      )
      expect(topic_custom_field.exists?).to eq(true)
      expect(topic_json_custom_field.exists?).to eq(true)
      expect(post_custom_field.exists?).to eq(true)
    end

    it "adds registered custom fields" do
      custom_field = custom_field_json['custom_fields'][0]
      custom_field_name = custom_field["name"]
      custom_field_value = "Custom value"

      CustomWizard::CustomField.new(nil, custom_field).save
      create_topic["custom_fields"] = [
        {
          "type": "association",
          "pairs": [
            {
              "index": 0,
              "key": custom_field_name,
              "key_type": "custom_field",
              "value": custom_field_value,
              "value_type": "text",
              "connector": "association"
            }
          ]
        }
      ]

      wizard = CustomWizard::Wizard.new(@template, user)
      action = CustomWizard::Action.new(
        wizard: wizard,
        action: create_topic.with_indifferent_access,
        submission: wizard.current_submission
      )
      action.perform

      expect(action.result.success?).to eq(true)
      expect(TopicCustomField.exists?(name: custom_field_name, value: custom_field_value)).to eq(true)
    end
  end

  it 'updates a profile' do
    wizard = CustomWizard::Builder.new(@template[:id], user).build
    upload = Upload.create!(
      url: '/images/image.png',
      original_filename: 'image.png',
      filesize: 100,
      user_id: -1,
    )
    steps = wizard.steps
    wizard.create_updater(steps[0].id, {}).update
    wizard.create_updater(steps[1].id,
      step_2_field_7: upload.as_json
    ).update
    expect(user.profile_background_upload.id).to eq(upload.id)
  end

  context "open composer" do
    it 'works' do
      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, step_1_field_1: "Text input").update

      updater = wizard.create_updater(wizard.steps[1].id, {})
      updater.update

      expect(updater.result[:redirect_on_next]).to eq(
        "/new-topic?title=Title%20of%20the%20composer%20topic&body=I%20am%20interpolating%20some%20user%20fields%20Angus%20angus%20angus%40email.com&tags=tag1"
      )
    end

    it 'encodes special characters in the title and body' do
      open_composer['title'][0]['output'] = "Title that's special $".dup
      open_composer['post_template'] = "Body & more body & more body".dup

      wizard = CustomWizard::Wizard.new(@template, user)
      action = CustomWizard::Action.new(
        wizard: wizard,
        action: open_composer,
        submission: wizard.current_submission
      )
      action.perform

      expect(action.result.success?).to eq(true)

      decoded_output = CGI.parse(URI.parse(action.result.output).query)

      expect(decoded_output['title'][0]).to eq("Title that's special $")
      expect(decoded_output['body'][0]).to eq("Body & more body & more body")
    end
  end

  it 're-routes a user' do
    wizard = CustomWizard::Builder.new(@template[:id], user).build
    updater = wizard.create_updater(wizard.steps.last.id, {})
    updater.update
    expect(updater.result[:redirect_on_next]).to eq("https://google.com")
  end

  context "standard subscription actions" do
    before do
      enable_subscription("standard")
    end

    it 'watches tags' do
      watch_tags[:tags][0][:output] = tag.name
      wizard_template[:actions] << watch_tags
      update_template(wizard_template)

      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, step_1_field_1: "Text input").update

      expect(TagUser.where(
        tag_id: tag.id,
        user_id: user.id
      ).first.notification_level).to eq(2)
    end

    it 'watches categories' do
      watch_categories[:categories][0][:output] = category.id
      wizard_template[:actions] << watch_categories
      update_template(wizard_template)

      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, step_1_field_1: "Text input").update

      expect(CategoryUser.where(
        category_id: category.id,
        user_id: user.id
      ).first.notification_level).to eq(2)
    end

    it '#send_message' do
      wizard_template['actions'] << send_message
      update_template(wizard_template)

      User.create(username: 'angus1', email: "angus1@email.com")

      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, {}).update
      wizard.create_updater(wizard.steps[1].id, {}).update

      topic = Topic.where(
        archetype: Archetype.private_message,
        title: "Message title"
      )

      post = Post.where(
        topic_id: topic.pluck(:id),
        raw: "I will interpolate some wizard fields"
      )

      expect(topic.exists?).to eq(true)
      expect(topic.first.topic_allowed_users.first.user.username).to eq('angus1')
      expect(post.exists?).to eq(true)
    end

    it '#send_message allows using multiple targets' do
      wizard_template['actions'] << send_message_multi
      update_template(wizard_template)

      User.create(username: 'angus1', email: "angus1@email.com")
      User.create(username: 'faiz', email: "faiz@email.com")
      Group.create(name: "cool_group")
      Group.create(name: 'cool_group_1')
      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, {}).update
      wizard.create_updater(wizard.steps[1].id, {}).update

      topic = Topic.where(
        archetype: Archetype.private_message,
        title: "Multiple Recipients title"
      )

      post = Post.where(
        topic_id: topic.pluck(:id),
        raw: "I will interpolate some wizard fields"
      )

      expect(topic.exists?).to eq(true)
      expect(topic.first.all_allowed_users.map(&:username)).to include('angus1', 'faiz')
      expect(topic.first.allowed_groups.map(&:name)).to include('cool_group', 'cool_group_1')
      expect(post.exists?).to eq(true)
    end

    it "send_message works with guests are permitted" do
      wizard_template["permitted"] = guests_permitted["permitted"]
      wizard_template.delete("actions")
      wizard_template['actions'] = [send_message]
      update_template(wizard_template)

      User.create(username: 'angus1', email: "angus1@email.com")

      wizard = CustomWizard::Builder.new(wizard_template["id"], nil, CustomWizard::Wizard.generate_guest_id).build
      wizard.create_updater(wizard.steps[0].id, {}).update
      updater = wizard.create_updater(wizard.steps[1].id, {})
      updater.update

      topic = Topic.where(archetype: Archetype.private_message, title: "Message title")
      post = Post.where(topic_id: topic.pluck(:id))

      expect(topic.exists?).to eq(true)
      expect(topic.first.topic_allowed_users.first.user.username).to eq('angus1')
      expect(topic.first.topic_allowed_users.second.user.username).to eq(Discourse.system_user.username)
      expect(post.exists?).to eq(true)
    end
  end

  context "business subscription actions" do
    before do
      enable_subscription("business")
    end

    it '#create_category' do
      wizard_template['actions'] << create_category
      wizard_template['actions'] << create_group
      update_template(wizard_template)

      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, step_1_field_1: "Text input").update
      wizard.create_updater(wizard.steps[1].id, {}).update

      expect(Category.where(id: wizard.current_submission.fields['action_8']).exists?).to eq(true)
    end

    it '#create_group' do
      wizard_template['actions'] << create_group
      update_template(wizard_template)

      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, step_1_field_1: "Text input").update

      group_id = Group.where(name: wizard.current_submission.fields['action_9']).first.id
      user_id =  User.find_by(username: wizard_template['actions'][4]['usernames'][0]["output"][0]).id

      expect(Group.where(name: wizard.current_submission.fields['action_9']).exists?).to eq(true)
      expect(GroupUser.where(group_id: group_id, user_id: user_id).exists?).to eq(true)
    end

    it '#create_group completes successfully when user included in usernames does not exist but excludes users who do not exist and includes warning in log' do
      wizard_template['actions'] << create_group_with_nonexistent_user
      update_template(wizard_template)

      wizard = CustomWizard::Builder.new(@template[:id], user).build
      wizard.create_updater(wizard.steps[0].id, step_1_field_1: "Text input").update

      group_id = Group.where(name: wizard.current_submission.fields['action_9']).first.id

      expect(CustomWizard::Log.list_query.all.last.value.include? "some users were not found").to eq(true)
      expect(Group.where(name: wizard.current_submission.fields['action_9']).exists?).to eq(true)
      expect(GroupUser.where(group_id: group_id).count).to eq(1)
    end

    it '#add_to_group' do
      wizard_template['actions'] << create_group
      wizard_template['actions'] << add_to_group
      update_template(wizard_template)

      wizard = CustomWizard::Builder.new(@template[:id], user).build
      step_id = wizard.steps[0].id
      updater = wizard.create_updater(step_id, step_1_field_1: "Text input").update
      group = Group.find_by(name: wizard.current_submission.fields['action_9'])

      expect(group.users.first.username).to eq('angus')
    end

    it '#send_to_api successful' do
      stub_request(:put, "https://myexternalapi.com/update").
        with(
        body: "some_body",
        headers: {
          'Host' => 'myexternalapi.com'
        }).
        to_return(status: 200, body: "success", headers: {})

      new_api = CustomWizard::Api.new("my_api")
      CustomWizard::Api.set("my_api", title: "Mocked external api")
      CustomWizard::Api::Authorization.set("my_api", api_test_no_authorization)
      CustomWizard::Api::Endpoint.new("my_api")
      CustomWizard::Api::Endpoint.set("my_api",  api_test_endpoint)
      endpoint_id = CustomWizard::Api::Endpoint.list("my_api").first.id

      result = CustomWizard::Api::Endpoint.request("my_api", endpoint_id, "some_body")
      log_entry = CustomWizard::Api::LogEntry.list("my_api").first

      expect(result).to eq('success')
      expect(log_entry.status).to eq('SUCCESS')
    end

    it '#send_to_api failure' do
      stub_request(:put, "https://myexternalapi.com/update").
        with(
        body: "some_body",
        headers: {
          'Host' => 'myexternalapi.com'
        }).
        to_return(status: 500, body: "failure", headers: {})

      new_api = CustomWizard::Api.new("my_api")
      CustomWizard::Api.set("my_api", title: "Mocked external api")
      CustomWizard::Api::Authorization.set("my_api", api_test_no_authorization)
      CustomWizard::Api::Endpoint.new("my_api")
      CustomWizard::Api::Endpoint.set("my_api",  api_test_endpoint)
      endpoint_id = CustomWizard::Api::Endpoint.list("my_api").first.id

      result = CustomWizard::Api::Endpoint.request("my_api", endpoint_id, "some_body")
      log_entry = CustomWizard::Api::LogEntry.list("my_api").first

      expect(result).to eq({ error: "API request failed" })
      expect(log_entry.status).to eq('FAIL')
    end
  end

  it 'registers callbacks' do
    described_class.register_callback(:before_create_topic) do |params, wizard, action, submission|
      params[:topic_opts][:custom_fields]["topic_custom_field"] = true
      params
    end

    wizard = CustomWizard::Builder.new(@template[:id], user).build
    action = CustomWizard::Action.new(
      wizard: wizard,
      action: create_topic.with_indifferent_access,
      submission: wizard.current_submission
    )
    action.perform

    expect(action.result.success?).to eq(true)
    expect(Topic.find(action.result.output).custom_fields["topic_custom_field"]).to eq("t")
  end
end