HW 2 #33

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paderinandrey wants to merge 4 commits into thinknetica:master from paderinandrey:hw-2

.dockerdev/.bashrc

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		@@ -0,0 +1,2 @@
		alias be="bundle exec"
		PS1='🐳\[\033[01;31m\] ❯\[\033[00m\] '

.dockerdev/.psqlrc

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+Diff line change
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+    -- Don't display the "helpful" message on startup.
+    \set QUIET 1
+    -- Allow specifying the path to history file via `PSQL_HISTFILE` env variable
+    -- (and fallback to the default $HOME/.psql_history otherwise)
+    \set HISTFILE `[ -z $PSQL_HISTFILE ] && echo $HOME/.psql_history || echo $PSQL_HISTFILE`
+    -- Show how long each query takes to execute
+    \timing
+    -- Use best available output format
+    \x auto
+    -- Verbose error reports
+    \set VERBOSITY verbose
+    -- If a command is run more than once in a row,
+    -- only store it once in the history
+    \set HISTCONTROL ignoredups
+    \set COMP_KEYWORD_CASE upper
+    -- By default, NULL displays as an empty space. Is it actually an empty
+    -- string, or is it null? This makes that distinction visible
+    \pset null '[NULL]'
+    \unset QUIET

.dockerdev/Aptfile

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+Diff line change
@@ -0,0 +1,3 @@
+    vim
+    file
+    zip

.dockerdev/Dockerfile

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+Diff line change
@@ -0,0 +1,64 @@
+    ARG RUBY_VERSION=3.3.0
+    ARG DISTRO_NAME=bookworm
+    FROM ruby:$RUBY_VERSION-slim-$DISTRO_NAME
+    # Common dependencies
+    RUN apt-get update -qq \
+        && DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends \
+        build-essential \
+        gnupg2 \
+        curl \
+        less \
+        git \
+        && apt-get clean \
+        && rm -rf /var/cache/apt/archives/* \
+        && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
+        && truncate -s 0 /var/log/*log
+    ARG PG_MAJOR
+    ARG DISTRO_NAME
+    RUN curl -sSL https://www.postgresql.org/media/keys/ACCC4CF8.asc | gpg --dearmor -o /usr/share/keyrings/postgres-archive-keyring.gpg \
+        && echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/postgres-archive-keyring.gpg] https://apt.postgresql.org/pub/repos/apt/" \
+        $DISTRO_NAME-pgdg main $PG_MAJOR | tee /etc/apt/sources.list.d/postgres.list > /dev/null
+    RUN apt-get update -qq && DEBIAN_FRONTEND=noninteractive apt-get -yq dist-upgrade && \
+        DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends \
+        libpq-dev \
+        postgresql-client-$PG_MAJOR \
+        && apt-get clean \
+        && rm -rf /var/cache/apt/archives/* \
+        && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
+        && truncate -s 0 /var/log/*log
+    # Application dependencies
+    COPY Aptfile /tmp/Aptfile
+    RUN apt-get update -qq && DEBIAN_FRONTEND=noninteractive apt-get -yq dist-upgrade && \
+        DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends \
+        $(grep -Ev '^\s*#' /tmp/Aptfile | xargs) \
+        && apt-get clean \
+        && rm -rf /var/cache/apt/archives/* \
+        && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
+        && truncate -s 0 /var/log/*log
+    # Configure bundler
+    ENV LANG=C.UTF-8 \
+        BUNDLE_JOBS=4 \
+        BUNDLE_RETRY=3
+    # Store Bundler settings in the project's root
+    ENV BUNDLE_APP_CONFIG=.bundle
+    # Upgrade RubyGems and install the latest Bundler version
+    RUN gem update --system && \
+        gem install bundler
+    # Create a directory for the app code
+    WORKDIR /rails
+    # Use Bash as the default command
+    # Entrypoint prepares the database.
+    ENTRYPOINT ["/rails/bin/docker-entrypoint"]
+    # Start the server by default, this can be overwritten at runtime
+    EXPOSE 3000
+    CMD ["./bin/rails", "server"]

.dockerdev/compose.yml

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+    x-app:
+      &app
+      build:
+        context: .
+        args:
+          RUBY_VERSION: '3.3.0'
+          PG_MAJOR: '17'
+      image: library/dev:1.0.0
+      environment:
+        &env
+        RAILS_ENV: ${RAILS_ENV:-development}
+      env_file:
+        - ./.env
+      tmpfs:
+        - /tmp
+        - /app/tmp/pids
+    x-backend:
+      &backend
+      <<: *app
+      stdin_open: true
+      tty: true
+      volumes:
+        - ..:/rails:cached
+        - bundle:/usr/local/bundle
+        - rails_cache:/rails/tmp/cache
+        - history:/usr/local/hist
+        - ./.psqlrc:/root/.psqlrc:ro
+        - ./.bashrc:/root/.bashrc:ro
+        - "$DOCKER_COMPOSE_ARCHIVE_FOLDER:/rails/db/data"
+      environment:
+        &backend_environment
+        <<: *env
+        DATABASE_URL: postgres://postgres:postgres@postgres:5432
+        MALLOC_ARENA_MAX: 2
+        WEB_CONCURRENCY: ${WEB_CONCURRENCY:-1}
+        BOOTSNAP_CACHE_DIR: /usr/local/bundle/_bootsnap
+        XDG_DATA_HOME: /rails/tmp/cache
+        HISTFILE: /usr/local/hist/.bash_history
+        PSQL_HISTFILE: /usr/local/hist/.psql_history
+        IRB_HISTFILE: /usr/local/hist/.irb_history
+        EDITOR: vi
+        RAILS_LOG_TO_STDOUT: 'yes'
+        PAGER: 'more'
+      depends_on:
+        postgres:
+          condition: service_healthy
+        mongodb:
+          condition: service_healthy
+    services:
+      runner:
+        <<: *backend
+        command: /bin/bash
+      rails:
+        <<: *backend
+        command: bundle exec rails
+      web:
+        <<: *backend
+        command: >
+          sh -c "rm -f tmp/pids/server.pid &&
+                 bundle exec rails s -p 3000 -b '0.0.0.0'"
+        ports:
+          - '3000:3000'
+      postgres:
+        image: postgres:17
+        volumes:
+          - .psqlrc:/root/.psqlrc:ro
+          - postgres:/var/lib/postgresql/data
+          - history:/usr/local/hist
+        environment:
+          PSQL_HISTFILE: /usr/local/hist/.psql_history
+          POSTGRES_PASSWORD: postgres
+        ports:
+          - 5432:5432
+        healthcheck:
+          test: pg_isready -U postgres -h 127.0.0.1
+          interval: 5s
+      mongodb:
+        image: mongo:latest
+        ports:
+          - '27017:27017'
+        volumes:
+          - mongodb:/data/db
+        healthcheck:
+            test: ["CMD","mongosh", "--eval", "db.adminCommand('ping')"]
+            interval: 5s
+            timeout: 5s
+            retries: 3
+            start_period: 5s
+    volumes:
+      bundle:
+      history:
+      rails_cache:
+      postgres:
+      mongodb:

Gemfile

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+Diff line change
@@ Expand Up / @@ -5,6 +5,9 @@ gem 'puma', '>= 6.5.0' @@
     # Базы данных
     gem 'pg'
+    gem 'mongoid', '~> 9.0'
+    gem 'bson_ext'
+    gem 'kaminari-mongoid'
     # Многопоточное выполнение
     gem 'parallel'
@@ Expand All / @@ -29,6 +32,9 @@ gem 'activeadmin' @@
     gem 'activeadmin_addons'
     gem 'devise'
+    gem 'alba'
+    gem 'kaminari'
     group :development, :test do
       gem 'bundler-audit'
       gem 'capybara'
@@ Expand Down @@

Gemfile.lock

-Original file line number
+Diff line change
@@ Expand Up / @@ -95,6 +95,8 @@ GEM @@
           uri (>= 0.13.1)
         addressable (2.8.7)
           public_suffix (>= 2.0.2, < 7.0)
+        alba (3.5.0)
+          ostruct (~> 0.6)
         arbre (1.7.0)
           activesupport (>= 3.0.0)
           ruby2_keywords (>= 0.0.2)
@@ Expand All / @@ -104,6 +106,8 @@ GEM @@
         benchmark (0.4.0)
         bigdecimal (3.1.8)
         bindex (0.8.1)
+        bson (5.0.2)
+        bson_ext (1.5.1)
         builder (3.3.0)
         bundler-audit (0.9.2)
           bundler (>= 1.2.0, < 3)
@@ Expand Down Expand Up / @@ -210,6 +214,9 @@ GEM @@
           activerecord
           kaminari-core (= 1.2.2)
         kaminari-core (1.2.2)
+        kaminari-mongoid (1.0.2)
+          kaminari-core (~> 1.0)
+          mongoid
         language_server-protocol (3.17.0.3)
         logger (1.6.0)
         loofah (2.23.1)
@@ Expand All / @@ -226,6 +233,12 @@ GEM @@
         mini_mime (1.1.5)
         mini_portile2 (2.8.8)
         minitest (5.25.1)
+        mongo (2.21.0)
+          bson (>= 4.14.1, < 6.0.0)
+        mongoid (9.0.6)
+          activemodel (>= 5.1, < 8.1, != 7.0.0)
+          concurrent-ruby (>= 1.0.5, < 2.0)
+          mongo (>= 2.18.0, < 3.0.0)
         net-imap (0.5.6)
           date
           net-protocol
@@ Expand Down Expand Up / @@ -448,6 +461,8 @@ DEPENDENCIES @@
       activeadmin
       activeadmin_addons
       activerecord-import
+      alba
+      bson_ext
       bundler-audit
       capybara
       config
@@ Expand All / @@ -460,6 +475,9 @@ DEPENDENCIES @@
       factory_bot_rails
       fasterer
       ffaker
+      kaminari
+      kaminari-mongoid
+      mongoid (~> 9.0)
       parallel
       pg
       pry-byebug
@@ Expand Down @@

app/controllers/books_controller.rb

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+    # frozen_string_literal: true
+    class BooksController < ApplicationController
+      def index
+        books = Mongo::Book.page(page).per(Settings.app.items_per_page)
+        render json: BookSerializer.new(books).serialize
+      end
+      private
+      def page
+        [ params[:page].to_i, 1 ].max
+      end
+    end

app/models/mongo/book.rb

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+    module Mongo
+      class Book
+        include Mongoid::Document
+        include Mongoid::Timestamps
+        field :title, type: String
+        field :series, type: String
+        field :serno, type: String
+        field :libid, type: Integer
+        field :size, type: Integer
+        field :filename, type: Integer
+        field :del, type: Boolean
+        field :ext, type: String
+        field :published_at, type: Date
+        field :insno, type: String
+        has_and_belongs_to_many :authors
+        has_and_belongs_to_many :genres
+        has_and_belongs_to_many :keywords
+        belongs_to :folder, optional: true, class_name: 'Mongo::Folder'
+        belongs_to :language, optional: true, class_name: 'Mongo::Language'
+        PUBLIC_FIELDS = %w[del ext filename folder_id insno language_id
+                          libid series serno size title published_at
+                          updated_at created_at].freeze
+      end
+    end

app/models/mongo/folder.rb

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+Diff line change
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+    module Mongo
+      class Folder
+        include Mongoid::Document
+        include Mongoid::Timestamps
+        validates :name, presence: true
+        validates :name, uniqueness: true
+      end
+    end

app/models/mongo/genre_group.rb

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+Diff line change
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+    module Mongo
+      class GenreGroup
+        include Mongoid::Document
+        include Mongoid::Timestamps
+      end
+    end

app/models/mongo/language.rb

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+Diff line change
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+    module Mongo
+      class Language
+        include Mongoid::Document
+        include Mongoid::Timestamps
+        validates :slug, presence: true
+        validates :slug, uniqueness: true
+      end
+    end

app/serializers/book_serializer.rb

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+Diff line change
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+    # frozen_string_literal: true
+    class BookSerializer
+      include ::Alba::Resource
+      attributes :id, :title, :created_at, :updated_at, :series, :serno, :libid, :size, :filename,
+                 :del, :ext, :published_at, :insno
+      attribute :folder do |book|
+        book.folder.try(:name) if book.folder
+      end
+    end

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