module Devops
  module API2_0
    module Routes
      module ProjectRoutes

        def self.registered(app)

          # Get project types
          #
          # * *Request*
          #   - method : GET
          #   - headers :
          #     - Accept: application/json
          #
          # * *Returns* :
          #   [
          #     "type"
          #   ]
          app.get_with_headers "/project_types", :headers => [:accept] do
            check_privileges("project", "r")
            json Devops::API2_0::Handler::Project.new(request).project_types
          end

          # Get projects list
          #
          # * *Request*
          #   - method : GET
          #   - headers :
          #     - Accept: application/json
          #   - params :
          #     - fields - show project fields, available values: deploy_envs, type
          #
          # * *Returns* :
          #   [
          #     {"name" : "project_1"}
          #   ]
          app.get_with_headers "/projects", :headers => [:accept] do
            check_privileges("project", "r")
            json Devops::API2_0::Handler::Project.new(request).projects.map(&:to_hash)
          end

          # Get project by id
          #
          # * *Request*
          #   - method : GET
          #   - headers :
          #     - Accept: application/json
          #
          # * *Returns* :
          #   {
          #     "deploy_envs": [
          #       {
          #         "flavor": "flavor",
          #         "identifier": "prod",
          #         "image": "image id",
          #         "run_list": [
          #           "role[project_1-prod]"
          #         ],
          #         "subnets": [
          #           "private"
          #         ],
          #         "expires": null,
          #         "provider": "openstack",
          #         "groups": [
          #           "default"
          #         ],
          #         "users": [
          #           "user"
          #         ]
          #       }
          #     ],
          #     "name": "project_1"
          #   }
          hash = {}
          hash["GET"] = lambda {|project|
            check_privileges("project", "r")
            json Devops::API2_0::Handler::Project.new(request).project(project)
          }

          # Update project and create chef roles
          #
          # * *Request*
          #   - method : PUT
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #     {
          #       "deploy_envs": [
          #         {
          #           "identifier": "dev",
          #           "provider": "openstack",
          #           "flavor": "m1.small",
          #           "image": "image id",
          #           "subnets": [
          #             "private"
          #           ],
          #           "groups": [
          #             "default"
          #           ],
          #           "users": [
          #             "user"
          #           ],
          #           "run_list": [
          #
          #           ],
          #           "expires": null
          #         }
          #       ],
          #       "name": "project_1"
          #     }
          #
          # * *Returns* :
          #   200 - Updated
          hash["PUT"] = lambda { |project|
            check_privileges("project", "w")
            r = Devops::API2_0::Handler::Project.new(request).update_project project
            info = "Project '#{project}' has been updated." + r
            create_response(info)
          }

          # Delete project
          #
          # * *Request*
          #   - method : DELETE
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #     {
          #       "deploy_env": "env" -> if not null, will be deleted environment only
          #     }
          #
          # * *Returns* :
          #   200 - Deleted
          hash["DELETE"] = lambda {|project|
            check_privileges("project", "w")
            info = Devops::API2_0::Handler::Project.new(request).delete_project(project)
            create_response(info)
          }
          app.multi_routes "/project/:project", {}, hash

          # Get project servers
          #
          # * *Request*
          #   - method : GET
          #   - headers :
          #     - Accept: application/json
          #   - parameters :
          #     - deploy_env=:env -> show servers with environment :env
          #
          # * *Returns* :
          #   [
          #     {
          #       "provider": "openstack",
          #       "chef_node_name": "project_1_server",
          #       "remote_user": "root",
          #       "project": "project_1",
          #       "deploy_env": "prod",
          #       "private_ip": "10.8.8.8",
          #       "public_ip": null,
          #       "created_at": "2014-04-23 13:35:18 UTC",
          #       "created_by": "user",
          #       "static": false,
          #       "key": "ssh key",
          #       "id": "nstance id"
          #     }
          #   ]
          app.get_with_headers "/project/:project/servers", :headers => [:accept] do |project|
            check_privileges("project", "r")
            json Devops::API2_0::Handler::Project.new(request).project_servers(project).map(&:to_hash)
          end

          # Get project stacks
          #
          # * *Request*
          #   - method : GET
          #   - headers :
          #     - Accept: application/json
          #   - parameters :
          #     - deploy_env=:env -> show stacks with environment :env
          #
          # * *Returns* :
          #   [
          #     "provider": "openstack",
          #     "project": "test_openstack",
          #     "deploy_env": "test",
          #     "stack_template": "openstack_template",
          #     "cloud_stack_id": "4c712026-dcd5-4664-90b8-0915494c1332",
          #     "parameters": {
          #       "admin_pass": "Pass12",
          #       "key_name": "devops",
          #       "image": "CirrOS_0.3.1"
          #     },
          #     "details": null,
          #     "stack_status": null,
          #     "id": "openstack_stack"
          #   ]
          app.get_with_headers "/project/:project/stacks", :headers => [:accept] do |project|
            check_privileges("project", "r")
            json Devops::API2_0::Handler::Project.new(request).project_stacks(project).map(&:to_hash)
          end

          # Create project and chef roles
          #
          # * *Request*
          #   - method : POST
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #     {
          #       "deploy_envs": [
          #         {
          #           "identifier": "prod",
          #           "provider": "openstack",
          #           "flavor": "m1.small",
          #           "image": "image id",
          #           "subnets": [
          #             "private"
          #           ],
          #           "groups": [
          #             "default"
          #           ],
          #           "users": [
          #             "user"
          #           ],
          #           "run_list": [
          #
          #           ],
          #           "expires": null
          #         }
          #       ],
          #       "name": "project_1"
          #     }
          #
          # * *Returns* :
          #   201 - Created
          app.post_with_headers "/project", :headers => [:accept, :content_type] do
            check_privileges("project", "w")
            begin
              res = Devops::API2_0::Handler::Project.new(request).create_project
              res = "Created. " + res
              create_response(res, nil, 201)
            rescue InvalidRecord => e
              halt_response(e.message)
            end
          end

          users_hash = {}
          # Add users to project environment
          #
          # * *Request*
          #   - method : PUT
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #     {
          #       "users": [
          #         "user1"
          #       ],
          #       "deploy_env": "env" -> if null, users will be added to all environments
          #     }
          #
          # * *Returns* :
          #   200 - Updated
          users_hash["PUT"] = lambda { |project|
            check_privileges("project", "w")
            info = Devops::API2_0::Handler::Project.new(request).update_project_users(project)
            create_response(info)
          }

          # Delete users from project environment
          #
          # * *Request*
          #   - method : DELETE
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #     {
          #       "users": [
          #         "user1"
          #       ],
          #       "deploy_env": "env" -> if null, users will be deleted from all environments
          #     }
          #
          # * *Returns* :
          #   200 - Updated
          users_hash["DELETE"] = lambda {|project|
            check_privileges("project", "w")
            info = Devops::API2_0::Handler::Project.new(request).delete_project_users(project)
            create_response(info)
          }
          app.multi_routes "/project/:id/user", {}, users_hash

          # Set run_list to project
          #
          # * *Request*
          #   - method : PATCH
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #     [
          #       "role[role_1]",
          #       "recipe[recipe_1]"
          #     ]
          #
          # * *Returns* :
          #   200 - Updated
          app.patch_with_headers "/project/:id/run_list", :headers => [:accept, :content_type] do |project|
            check_privileges("project", "w")
            info = Devops::API2_0::Handler::Project.new(request).set_project_run_list(project)
            create_response(info)
          end

          # Set run_list to project environment
          #
          # * *Request*
          #   - method : PATCH
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #   - body :
          #     [
          #       "role[role_1]",
          #       "recipe[recipe_1]"
          #     ]
          #
          # * *Returns* :
          #   200 - Updated
          app.patch_with_headers "/project/:id/:env/run_list", :headers => [:accept, :content_type] do |project, deploy_env|
            check_privileges("project", "w")
            info = Devops::API2_0::Handler::Project.new(request).set_project_env_run_list(project, deploy_env)
            create_response(info)
          end

          # Run chef-client on reserved project servers
          #
          # * *Request*
          #   - method : POST
          #   - headers :
          #     - X-Stream: true -> return output in text stream
          #     - Content-Type: application/json
          #   - body :
          #     {
          #       "servers": [
          #         "server_1"
          #       ], -> deploy servers from list, all servers if null
          #       "deploy_env": "env" -> deploy servers with environment 'env' or all project servers if null
          #     }
          #
          # * *Returns* : text stream
          app.post_with_headers "/project/:id/deploy", :headers => [:content_type] do |project|
            check_privileges("project", "x")
            handler = Devops::API2_0::Handler::Project.new(request)
            if request["X-Stream"]
              stream() do |out|
                begin
                  status = handler.deploy_project_stream out, project
                  out << create_status(status)
                rescue IOError => e
                  logger.error e.message
                end
              end
            else
              json handler.deploy_project project
            end
          end

          # Set project to archivated state
          #
          # * *Request*
          #   - method : POST
          #   - headers :
          #     - Content-Type: application/json
          app.post_with_headers "/project/:project/archive", :headers => [:content_type] do |project|
            check_privileges("project", "w")
            info = Devops::API2_0::Handler::Project.new(request).archive_project(project)
            create_response(info)
          end

          # Set project to normal state
          #
          # * *Request*
          #   - method : POST
          #   - headers :
          #     - Content-Type: application/json
          app.post_with_headers "/project/:project/unarchive", :headers => [:content_type] do |project|
            check_privileges("project", "w")
            info = Devops::API2_0::Handler::Project.new(request).unarchive_project(project)
            create_response(info)
          end

          # Test project environment
          #
          # Run tests:
          #   - run server
          #   - bootstrap server
          #   - delete server
          #
          # * *Request*
          #   - method : DELETE
          #   - headers :
          #     - Accept: application/json
          #     - Content-Type: application/json
          #
          # * *Returns* :
          #   200 -
          #   {
          #     "servers": [
          #       {
          #         "id": "132958f0-61c5-4665-8cc3-66e1bacd285b",
          #         "create": {
          #           "status": true,
          #           "time": "155s"
          #         },
          #         "chef_node_name": "chef name",
          #         "bootstrap": {
          #           "status": true,
          #           "log": "\nWaiting for SSH...\n"
          #           "return_code": 0
          #         },
          #         "delete": {
          #           "status": true,
          #           "time": "2s"
          #           "log": {
          #             "chef_node": "Deleted node[chef name]",
          #             "chef_client": "Deleted client[chef name]",
          #             "server": "Server with id '132958f0-61c5-4665-8cc3-66e1bacd285b' terminated"
          #           }
          #         },
          #       }
          #     ],
          #     "project": {
          #       "deploy_envs": [
          #         {
          #           "flavor": "flavor",
          #           "identifier": "prod",
          #           "image": "image id",
          #           "run_list": [
          #             "role[prod]"
          #           ],
          #           "subnets": [
          #             "private"
          #           ],
          #           "expires": null,
          #           "provider": "openstack",
          #           "groups": [
          #             "default"
          #           ],
          #           "users": [
          #             "root"
          #           ]
          #         }
          #       ],
          #       "name": "prject_1"
          #     },
          #     "message": "Test project 'project_1' and environment 'prod'"
          #   }
          app.post_with_headers "/project/test/:id/:env", :headers => [:accept, :content_type] do |project, deploy_env|
            check_privileges("project", "r")
            json Devops::API2_0::Handler::Project.new(request).test_project(project, deploy_env)
          end

          puts "Project routes initialized"
        end

      end
    end
  end
end