require 'rails_helper'

RSpec.describe 'Conversation Messages API', type: :request do
  let!(:account) { create(:account) }

  describe 'POST /api/v1/accounts/{account.id}/conversations/<id>/messages' do
    let!(:inbox) { create(:inbox, account: account) }
    let!(:conversation) { create(:conversation, inbox: inbox, account: account) }

    context 'when it is an unauthenticated user' do
      it 'returns unauthorized' do
        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id)

        expect(response).to have_http_status(:unauthorized)
      end
    end

    context 'when it is an authenticated user with access to conversation' do
      let(:agent) { create(:user, account: account, role: :agent) }

      before do
        create(:inbox_member, inbox: conversation.inbox, user: agent)
      end

      it 'creates a new outgoing message' do
        params = { content: 'test-message', private: true }

        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id),
             params: params,
             headers: agent.create_new_auth_token,
             as: :json

        expect(response).to have_http_status(:success)
        expect(conversation.messages.count).to eq(1)
        expect(conversation.messages.first.content).to eq(params[:content])
      end

      it 'does not create the message' do
        params = { content: "#{'h' * 150 * 1000}a", private: true }

        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id),
             params: params,
             headers: agent.create_new_auth_token,
             as: :json

        expect(response).to have_http_status(:unprocessable_entity)

        json_response = JSON.parse(response.body)

        expect(json_response['error']).to eq('Validation failed: Content is too long (maximum is 150000 characters)')
      end

      it 'creates an outgoing text message with a specific bot sender' do
        agent_bot = create(:agent_bot)
        time_stamp = Time.now.utc.to_s
        params = { content: 'test-message', external_created_at: time_stamp, sender_type: 'AgentBot', sender_id: agent_bot.id }

        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id),
             params: params,
             headers: agent.create_new_auth_token,
             as: :json

        expect(response).to have_http_status(:success)
        response_data = JSON.parse(response.body)
        expect(response_data['content_attributes']['external_created_at']).to eq time_stamp
        expect(conversation.messages.count).to eq(1)
        expect(conversation.messages.last.sender_id).to eq(agent_bot.id)
        expect(conversation.messages.last.content_type).to eq('text')
      end

      it 'creates a new outgoing message with attachment' do
        file = fixture_file_upload(Rails.root.join('spec/assets/avatar.png'), 'image/png')
        params = { content: 'test-message', attachments: [file] }

        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id),
             params: params,
             headers: agent.create_new_auth_token

        expect(response).to have_http_status(:success)
        expect(conversation.messages.last.attachments.first.file.present?).to be(true)
        expect(conversation.messages.last.attachments.first.file_type).to eq('image')
      end
    end

    context 'when it is an authenticated agent bot' do
      let!(:agent_bot) { create(:agent_bot) }

      it 'creates a new outgoing message' do
        create(:agent_bot_inbox, inbox: inbox, agent_bot: agent_bot)
        params = { content: 'test-message' }

        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id),
             params: params,
             headers: { api_access_token: agent_bot.access_token.token },
             as: :json

        expect(response).to have_http_status(:success)
        expect(conversation.messages.count).to eq(1)
        expect(conversation.messages.first.content).to eq(params[:content])
      end

      it 'creates a new outgoing input select message' do
        create(:agent_bot_inbox, inbox: inbox, agent_bot: agent_bot)
        select_item1 = build(:bot_message_select)
        select_item2 = build(:bot_message_select)
        params = { content_type: 'input_select', content_attributes: { items: [select_item1, select_item2] } }

        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id),
             params: params,
             headers: { api_access_token: agent_bot.access_token.token },
             as: :json

        expect(response).to have_http_status(:success)
        expect(conversation.messages.count).to eq(1)
        expect(conversation.messages.first.content_type).to eq(params[:content_type])
        expect(conversation.messages.first.content).to be_nil
      end

      it 'creates a new outgoing cards message' do
        create(:agent_bot_inbox, inbox: inbox, agent_bot: agent_bot)
        card = build(:bot_message_card)
        params = { content_type: 'cards', content_attributes: { items: [card] } }

        post api_v1_account_conversation_messages_url(account_id: account.id, conversation_id: conversation.display_id),
             params: params,
             headers: { api_access_token: agent_bot.access_token.token },
             as: :json

        expect(response).to have_http_status(:success)
        expect(conversation.messages.count).to eq(1)
        expect(conversation.messages.first.content_type).to eq(params[:content_type])
      end
    end
  end

  describe 'GET /api/v1/accounts/{account.id}/conversations/:id/messages' do
    let(:conversation) { create(:conversation, account: account) }

    context 'when it is an unauthenticated user' do
      it 'returns unauthorized' do
        get "/api/v1/accounts/#{account.id}/conversations/#{conversation.display_id}/messages"

        expect(response).to have_http_status(:unauthorized)
      end
    end

    context 'when it is an authenticated user with access to conversation' do
      let(:agent) { create(:user, account: account, role: :agent) }

      before do
        create(:inbox_member, inbox: conversation.inbox, user: agent)
      end

      it 'shows the conversation' do
        get "/api/v1/accounts/#{account.id}/conversations/#{conversation.display_id}/messages",
            headers: agent.create_new_auth_token,
            as: :json

        expect(response).to have_http_status(:success)
        expect(JSON.parse(response.body, symbolize_names: true)[:meta][:contact][:id]).to eq(conversation.contact_id)
      end
    end
  end

  describe 'DELETE /api/v1/accounts/{account.id}/conversations/:conversation_id/messages/:id' do
    let(:message) { create(:message, account: account, content_attributes: { bcc_emails: ['hello@chatwoot.com'] }) }
    let(:conversation) { message.conversation }

    context 'when it is an unauthenticated user' do
      it 'returns unauthorized' do
        delete "/api/v1/accounts/#{account.id}/conversations/#{conversation.display_id}/messages/#{message.id}"
        expect(response).to have_http_status(:unauthorized)
      end
    end

    context 'when it is an authenticated user with access to conversation' do
      let(:agent) { create(:user, account: account, role: :agent) }

      before do
        create(:inbox_member, inbox: conversation.inbox, user: agent)
      end

      it 'deletes the message' do
        delete "/api/v1/accounts/#{account.id}/conversations/#{conversation.display_id}/messages/#{message.id}",
               headers: agent.create_new_auth_token,
               as: :json

        expect(response).to have_http_status(:success)
        expect(message.reload.content).to eq 'This message was deleted'
        expect(message.reload.deleted).to be true
        expect(message.reload.content_attributes['bcc_emails']).to be_nil
      end
    end

    context 'when the message id is invalid' do
      let(:agent) { create(:user, account: account, role: :agent) }

      before do
        create(:inbox_member, inbox: conversation.inbox, user: agent)
      end

      it 'returns not found error' do
        delete "/api/v1/accounts/#{account.id}/conversations/#{conversation.display_id}/messages/99999",
               headers: agent.create_new_auth_token,
               as: :json

        expect(response).to have_http_status(:not_found)
      end
    end
  end
end