src/main/java/ru/ulstu/paper/model/Paper.java

@@ -7,6 +7,7 @@ import ru.ulstu.core.model.BaseEntity;
 import ru.ulstu.core.model.UserContainer;
 import ru.ulstu.deadline.model.Deadline;
 import ru.ulstu.file.model.FileData;
+import ru.ulstu.timeline.model.Event;
 import ru.ulstu.user.model.User;
 
 import javax.persistence.CascadeType;
@@ -78,6 +79,9 @@ public class Paper extends BaseEntity implements UserContainer {
 
     private Boolean locked = false;
 
+    @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.LAZY)
+    @JoinColumn(name = "paper_id")
+    private List<Event> events = new ArrayList<>();
 
     @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.EAGER)
     @JoinColumn(name = "paper_id", unique = true)
@@ -159,6 +163,14 @@ public class Paper extends BaseEntity implements UserContainer {
         this.authors = authors;
     }
 
+    public List<Event> getEvents() {
+        return events;
+    }
+
+    public void setEvents(List<Event> events) {
+        this.events = events;
+    }
+
     public String getUrl() {
         return url;
     }

src/main/java/ru/ulstu/paper/service/PaperService.java

@@ -11,6 +11,7 @@ import ru.ulstu.paper.model.Paper;
 import ru.ulstu.paper.model.PaperDto;
 import ru.ulstu.paper.model.PaperFilterDto;
 import ru.ulstu.paper.repository.PaperRepository;
+import ru.ulstu.timeline.service.EventService;
 import ru.ulstu.user.model.User;
 import ru.ulstu.user.service.UserService;
 
@@ -39,17 +40,20 @@ public class PaperService {
     private final UserService userService;
     private final DeadlineService deadlineService;
     private final FileService fileService;
+    private final EventService eventService;
 
     public PaperService(PaperRepository paperRepository,
                         FileService fileService,
                         PaperNotificationService paperNotificationService,
                         UserService userService,
-                        DeadlineService deadlineService) {
+                        DeadlineService deadlineService,
+                        EventService eventService) {
         this.paperRepository = paperRepository;
         this.fileService = fileService;
         this.paperNotificationService = paperNotificationService;
         this.userService = userService;
         this.deadlineService = deadlineService;
+        this.eventService = eventService;
     }
 
     public List<Paper> findAll() {
@@ -78,6 +82,7 @@ public class PaperService {
         Paper newPaper = copyFromDto(new Paper(), paperDto);
         newPaper = paperRepository.save(newPaper);
         paperNotificationService.sendCreateNotification(newPaper);
+        eventService.createFromPaper(newPaper);
         return newPaper.getId();
     }
 
@@ -112,6 +117,7 @@ public class PaperService {
             fileService.delete(file.getId());
         }
         paperRepository.save(copyFromDto(paper, paperDto));
+        eventService.updatePaperDeadlines(paper);
 
         paper.getAuthors().forEach(author -> {
             if (!oldAuthors.contains(author)) {
@@ -127,7 +133,7 @@ public class PaperService {
     }
 
     @Transactional
-    public void delete(Integer paperId) throws IOException {
+    public void delete(Integer paperId) {
         Paper paper = paperRepository.findOne(paperId);
         paperRepository.delete(paper);
     }
@@ -148,6 +154,7 @@ public class PaperService {
         paper = paperRepository.save(paper);
 
         paperNotificationService.sendCreateNotification(paper);
+        eventService.createFromPaper(paper);
 
         return paper;
     }

src/main/java/ru/ulstu/timeline/model/Event.java

@@ -2,6 +2,7 @@ package ru.ulstu.timeline.model;
 
 import org.hibernate.validator.constraints.NotBlank;
 import ru.ulstu.core.model.BaseEntity;
+import ru.ulstu.paper.model.Paper;
 import ru.ulstu.user.model.User;
 
 import javax.persistence.CascadeType;
@@ -71,6 +72,10 @@ public class Event extends BaseEntity {
     @JoinColumn(name = "child_id")
     private List<Event> parents;
 
+    @ManyToOne
+    @JoinColumn(name = "paper_id")
+    private Paper paper;
+
     public String getTitle() {
         return title;
     }
@@ -150,4 +155,12 @@ public class Event extends BaseEntity {
     public void setParents(List<Event> parents) {
         this.parents = parents;
     }
+
+    public Paper getPaper() {
+        return paper;
+    }
+
+    public void setPaper(Paper paper) {
+        this.paper = paper;
+    }
 }

src/main/java/ru/ulstu/timeline/model/EventDto.java

@@ -3,6 +3,7 @@ package ru.ulstu.timeline.model;
 import com.fasterxml.jackson.annotation.JsonCreator;
 import com.fasterxml.jackson.annotation.JsonProperty;
 import org.hibernate.validator.constraints.NotBlank;
+import ru.ulstu.paper.model.PaperDto;
 import ru.ulstu.user.model.UserDto;
 
 import javax.validation.constraints.NotNull;
@@ -23,6 +24,7 @@ public class EventDto {
     private final Date updateDate;
     private final String description;
     private final List<UserDto> recipients;
+    private PaperDto paperDto;
 
     @JsonCreator
     public EventDto(@JsonProperty("id") Integer id,
@@ -33,6 +35,7 @@ public class EventDto {
                     @JsonProperty("createDate") Date createDate,
                     @JsonProperty("updateDate") Date updateDate,
                     @JsonProperty("description") String description,
+                    @JsonProperty("paperDto") PaperDto paperDto,
                     @JsonProperty("recipients") List<UserDto> recipients) {
         this.id = id;
         this.title = title;
@@ -43,6 +46,7 @@ public class EventDto {
         this.updateDate = updateDate;
         this.description = description;
         this.recipients = recipients;
+        this.paperDto = paperDto;
     }
 
     public EventDto(Event event) {
@@ -54,6 +58,7 @@ public class EventDto {
         this.createDate = event.getCreateDate();
         this.updateDate = event.getUpdateDate();
         this.description = event.getDescription();
+        this.paperDto = new PaperDto(event.getPaper());
         this.recipients = convert(event.getRecipients(), UserDto::new);
     }
 
@@ -92,4 +97,12 @@ public class EventDto {
     public Date getExecuteDate() {
         return executeDate;
     }
+
+    public PaperDto getPaperDto() {
+        return paperDto;
+    }
+
+    public void setPaperDto(PaperDto paperDto) {
+        this.paperDto = paperDto;
+    }
 }

src/main/java/ru/ulstu/timeline/model/Timeline.java

@@ -6,6 +6,7 @@ import javax.persistence.CascadeType;
 import javax.persistence.Entity;
 import javax.persistence.JoinColumn;
 import javax.persistence.OneToMany;
+import java.util.ArrayList;
 import java.util.List;
 
 @Entity
@@ -13,7 +14,7 @@ public class Timeline extends BaseEntity {
 
     @OneToMany(cascade = CascadeType.ALL)
     @JoinColumn(name = "timeline_id")
-    private List<Event> events;
+    private List<Event> events = new ArrayList<>();
 
     public List<Event> getEvents() {
         return events;

src/main/java/ru/ulstu/timeline/repository/EventRepository.java

@@ -2,6 +2,7 @@ package ru.ulstu.timeline.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
+import ru.ulstu.paper.model.Paper;
 import ru.ulstu.timeline.model.Event;
 
 import java.util.List;
@@ -12,4 +13,6 @@ public interface EventRepository extends JpaRepository<Event, Integer> {
 
     @Query("SELECT e FROM Event e WHERE e.executeDate > CURRENT_DATE ORDER BY e.executeDate")
     List<Event> findAllFuture();
+
+    List<Event> findAllByPaper(Paper paper);
 }

src/main/java/ru/ulstu/timeline/service/EventScheduler.java

@@ -34,6 +34,10 @@ public class EventScheduler {
             Map<String, Object> variables = ImmutableMap.of("description", event.getDescription());
             event.getRecipients()
                     .forEach(recipient -> mailService.sendEmailFromTemplate(variables, recipient, "eventNotification", event.getTitle()));
+            if (event.getPeriod() == null) {
+                event.setStatus(Event.EventStatus.COMPLETED);
+                eventService.save(event);
+            }
         });
     }
 

src/main/java/ru/ulstu/timeline/service/EventService.java

@@ -1,15 +1,22 @@
 package ru.ulstu.timeline.service;
 
+import org.apache.commons.lang3.time.DateUtils;
+import org.springframework.context.annotation.Lazy;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import ru.ulstu.deadline.model.Deadline;
+import ru.ulstu.paper.model.Paper;
 import ru.ulstu.timeline.model.Event;
 import ru.ulstu.timeline.model.EventDto;
+import ru.ulstu.timeline.model.Timeline;
 import ru.ulstu.timeline.repository.EventRepository;
 import ru.ulstu.user.model.UserDto;
 import ru.ulstu.user.service.UserService;
 
+import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
+import java.util.stream.Collectors;
 
 import static ru.ulstu.core.util.StreamApiUtils.convert;
 
@@ -17,11 +24,14 @@ import static ru.ulstu.core.util.StreamApiUtils.convert;
 public class EventService {
 
     private final EventRepository eventRepository;
+    private final TimelineService timelineService;
     private final UserService userService;
 
     public EventService(EventRepository eventRepository,
+                        @Lazy TimelineService timelineService,
                         UserService userService) {
         this.eventRepository = eventRepository;
+        this.timelineService = timelineService;
         this.userService = userService;
     }
 
@@ -56,6 +66,11 @@ public class EventService {
         return eventRepository.save(copyFromDto(event, eventDto)).getId();
     }
 
+    @Transactional
+    public Event save(Event event) {
+        return eventRepository.save(event);
+    }
+
     @Transactional
     public void delete(Integer eventId) {
         Event event = eventRepository.findOne(eventId);
@@ -84,6 +99,36 @@ public class EventService {
         eventRepository.save(parentEvent);
     }
 
+    public void createFromPaper(Paper newPaper) {
+        List<Timeline> timelines = timelineService.findAll();
+        Timeline timeline = timelines.isEmpty() ? new Timeline() : timelines.get(0);
+
+        for (Deadline deadline : newPaper.getDeadlines()
+                .stream()
+                .filter(d -> d.getDate().after(new Date()) || DateUtils.isSameDay(d.getDate(), new Date()))
+                .collect(Collectors.toList())) {
+            Event newEvent = new Event();
+            newEvent.setTitle("Дедлайн статьи");
+            newEvent.setStatus(Event.EventStatus.NEW);
+            newEvent.setExecuteDate(deadline.getDate());
+            newEvent.setCreateDate(new Date());
+            newEvent.setUpdateDate(new Date());
+            newEvent.setDescription("Дедлайн '" + deadline.getDescription() + "' cтатьи '" + newPaper.getTitle() + "'");
+            newEvent.setRecipients(new ArrayList(newPaper.getAuthors()));
+            newEvent.setPaper(newPaper);
+            eventRepository.save(newEvent);
+
+            timeline.getEvents().add(newEvent);
+            timelineService.save(timeline);
+        }
+    }
+
+    public void updatePaperDeadlines(Paper paper) {
+        eventRepository.delete(eventRepository.findAllByPaper(paper));
+
+        createFromPaper(paper);
+    }
+
     public List<Event> findByCurrentDate() {
         return eventRepository.findByCurrentDate();
     }

src/main/java/ru/ulstu/timeline/service/TimelineService.java

@@ -23,15 +23,24 @@ public class TimelineService {
         this.eventService = eventService;
     }
 
-    public List<TimelineDto> findAll() {
+    public List<TimelineDto> findAllDto() {
         return convert(timelineRepository.findAll(), TimelineDto::new);
     }
 
+    public List<Timeline> findAll() {
+        return timelineRepository.findAll();
+    }
+
     @Transactional
     public int create(TimelineDto timelineDto) {
         return timelineRepository.save(copyFromDto(new Timeline(), timelineDto)).getId();
     }
 
+    @Transactional
+    public Timeline save(Timeline timeline) {
+        return timelineRepository.save(timeline);
+    }
+
     private Timeline copyFromDto(Timeline timeline, TimelineDto timelineDto) {
         timeline.setEvents(eventService.findByIds(convert(timelineDto.getEvents(), EventDto::getId)));
         return timeline;

src/main/resources/db/changelog-20190327_000000-schema.xml

@@ -0,0 +1,13 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+    <changeSet author="masha" id="20190327_000000-1">
+        <addColumn tableName="event">
+            <column name="paper_id" type="integer"/>
+        </addColumn>
+        <addForeignKeyConstraint baseTableName="event" baseColumnNames="paper_id"
+                                 constraintName="fk_event_paper_id" referencedTableName="paper"
+                                 referencedColumnNames="id"/>
+    </changeSet>
+</databaseChangeLog>

src/main/resources/db/changelog-master.xml

@@ -20,5 +20,6 @@
     <include file="db/changelog-20181224_000000-schema.xml"/>
     <include file="db/changelog-20190318_000000-schema.xml"/>
     <include file="db/changelog-20190318_000001-schema.xml"/>
+    <include file="db/changelog-20190327_000000-schema.xml"/>
     <include file="db/common/changelog-20190312_130000-schema.xml"/>
 </databaseChangeLog>