src/main/java/ru/ulstu/grant/model/Grant.java

@@ -1,5 +1,7 @@
 package ru.ulstu.grant.model;
 
+import org.hibernate.annotations.Fetch;
+import org.hibernate.annotations.FetchMode;
 import org.hibernate.validator.constraints.NotBlank;
 import ru.ulstu.core.model.BaseEntity;
 import ru.ulstu.core.model.UserContainer;
@@ -66,10 +68,11 @@ public class Grant extends BaseEntity implements UserContainer {
 
     private String comment;
 
-    //Заявка на грант
+    @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.EAGER)
-    @ManyToOne
+    @JoinColumn(name = "grant_id", unique = true)
-    @JoinColumn(name = "file_id")
+    @Fetch(FetchMode.SUBSELECT)
-    private FileData application;
+    private List<FileData> files = new ArrayList<>();
+
 
     @ManyToOne(cascade = CascadeType.ALL)
     @JoinColumn(name = "project_id")
@@ -113,12 +116,12 @@ public class Grant extends BaseEntity implements UserContainer {
         this.comment = comment;
     }
 
-    public FileData getApplication() {
+    public List<FileData> getFiles() {
-        return application;
+        return files;
     }
 
-    public void setApplication(FileData application) {
+    public void setFiles(List<FileData> files) {
-        this.application = application;
+        this.files = files;
     }
 
     public String getTitle() {

src/main/java/ru/ulstu/grant/model/GrantDto.java

@@ -5,6 +5,7 @@ import com.fasterxml.jackson.annotation.JsonProperty;
 import org.apache.commons.lang3.StringUtils;
 import org.hibernate.validator.constraints.NotEmpty;
 import ru.ulstu.deadline.model.Deadline;
+import ru.ulstu.file.model.FileDataDto;
 import ru.ulstu.paper.model.Paper;
 import ru.ulstu.project.model.ProjectDto;
 import ru.ulstu.user.model.UserDto;
@@ -25,7 +26,7 @@ public class GrantDto {
     private Grant.GrantStatus status;
     private List<Deadline> deadlines = new ArrayList<>();
     private String comment;
-    private String applicationFileName;
+    private List<FileDataDto> files = new ArrayList<>();
     private ProjectDto project;
     private Set<Integer> authorIds;
     private Set<UserDto> authors;
@@ -47,6 +48,7 @@ public class GrantDto {
                     @JsonProperty("status") Grant.GrantStatus status,
                     @JsonProperty("deadlines") List<Deadline> deadlines,
                     @JsonProperty("comment") String comment,
+                    @JsonProperty("files") List<FileDataDto> files,
                     @JsonProperty("project") ProjectDto project,
                     @JsonProperty("authorIds") Set<Integer> authorIds,
                     @JsonProperty("authors") Set<UserDto> authors,
@@ -61,8 +63,9 @@ public class GrantDto {
         this.status = status;
         this.deadlines = deadlines;
         this.comment = comment;
-        this.applicationFileName = null;
+        this.files = files;
         this.project = project;
+        this.authorIds = authorIds;
         this.authors = authors;
         this.leaderId = leaderId;
         this.wasLeader = wasLeader;
@@ -78,8 +81,8 @@ public class GrantDto {
         this.status = grant.getStatus();
         this.deadlines = grant.getDeadlines();
         this.comment = grant.getComment();
+        this.files = convert(grant.getFiles(), FileDataDto::new);
         this.project = grant.getProject() == null ? null : new ProjectDto(grant.getProject());
-        this.applicationFileName = grant.getApplication() == null ? null : grant.getApplication().getName();
         this.authorIds = convert(grant.getAuthors(), user -> user.getId());
         this.authors = convert(grant.getAuthors(), UserDto::new);
         this.leaderId = grant.getLeader().getId();
@@ -130,6 +133,14 @@ public class GrantDto {
         this.comment = comment;
     }
 
+    public List<FileDataDto> getFiles() {
+        return files;
+    }
+
+    public void setFiles(List<FileDataDto> files) {
+        this.files = files;
+    }
+
     public ProjectDto getProject() {
         return project;
     }
@@ -138,14 +149,6 @@ public class GrantDto {
         this.project = project;
     }
 
-    public String getApplicationFileName() {
-        return applicationFileName;
-    }
-
-    public void setApplicationFileName(String applicationFileName) {
-        this.applicationFileName = applicationFileName;
-    }
-
     public Set<Integer> getAuthorIds() {
         return authorIds;
     }

src/main/java/ru/ulstu/grant/service/GrantService.java

@@ -5,6 +5,7 @@ import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import ru.ulstu.deadline.model.Deadline;
 import ru.ulstu.deadline.service.DeadlineService;
+import ru.ulstu.file.model.FileDataDto;
 import ru.ulstu.file.service.FileService;
 import ru.ulstu.grant.model.Grant;
 import ru.ulstu.grant.model.GrantDto;
@@ -21,8 +22,8 @@ import java.io.IOException;
 import java.util.Arrays;
 import java.util.Date;
 import java.util.List;
-import java.util.stream.Collectors;
 
+import static java.util.stream.Collectors.toList;
 import static org.springframework.util.ObjectUtils.isEmpty;
 import static ru.ulstu.core.util.StreamApiUtils.convert;
 import static ru.ulstu.grant.model.Grant.GrantStatus.APPLICATION;
@@ -81,9 +82,10 @@ public class GrantService {
             grant.setProject(projectService.findById(grantDto.getProject().getId()));
         }
         grant.setDeadlines(deadlineService.saveOrCreate(grantDto.getDeadlines()));
-        if (grantDto.getApplicationFileName() != null) {
+
-            grant.setApplication(fileService.createFileFromTmp(grantDto.getApplicationFileName()));
+        grant.setFiles(fileService.saveOrCreate(grantDto.getFiles().stream()
-        }
+                .filter(f -> !f.isDeleted())
+                .collect(toList())));
         grant.getAuthors().clear();
         if (grantDto.getAuthorIds() != null && !grantDto.getAuthorIds().isEmpty()) {
             grantDto.getAuthorIds().forEach(authorIds -> grant.getAuthors().add(userService.findById(authorIds)));
@@ -106,8 +108,11 @@ public class GrantService {
     @Transactional
     public Integer update(GrantDto grantDto) throws IOException {
         Grant grant = grantRepository.findOne(grantDto.getId());
-        if (grantDto.getApplicationFileName() != null && grant.getApplication() != null) {
+
-            fileService.deleteFile(grant.getApplication());
+        for (FileDataDto file : grantDto.getFiles().stream()
+                .filter(f -> f.isDeleted() && f.getId() != null)
+                .collect(toList())) {
+            fileService.delete(file.getId());
         }
         grantDto.getRemovedDeadlineIds().forEach(deadlineService::remove);
         grantRepository.save(copyFromDto(grant, grantDto));
@@ -117,9 +122,6 @@ public class GrantService {
     @Transactional
     public void delete(Integer grantId) throws IOException {
         Grant grant = grantRepository.findOne(grantId);
-        if (grant.getApplication() != null) {
-            fileService.deleteFile(grant.getApplication());
-        }
         grantRepository.delete(grant);
     }
 
@@ -156,7 +158,7 @@ public class GrantService {
             filteredUsers = filteredUsers
                     .stream()
                     .filter(getCompletedGrantLeaders()::contains)
-                    .collect(Collectors.toList());
+                    .collect(toList());
         }
         return filteredUsers;
     }
@@ -165,12 +167,11 @@ public class GrantService {
         return grantRepository.findByStatus(Grant.GrantStatus.COMPLETED)
                 .stream()
                 .map(Grant::getLeader)
-                .collect(Collectors.toList());
+                .collect(toList());
     }
 
     public List<Paper> getGrantPapers(List<Integer> paperIds) {
         return paperService.findAllSelect(paperIds);
-
     }
 
     public List<Paper> getAllPapers() {
@@ -192,5 +193,4 @@ public class GrantService {
         }
         grantDto.getDeadlines().remove((int) deadlineId);
     }
-
 }

src/main/resources/db/changelog-20190430_000000-schema.xml

@@ -0,0 +1,11 @@
+<?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="tanya" id="20190430_000000-1">
+        <dropColumn columnName="file_id" tableName="grants"/>
+        <addColumn tableName="file">
+            <column name="grant_id" type="integer"/>
+        </addColumn>
+    </changeSet>
+</databaseChangeLog>

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

@@ -35,4 +35,5 @@
     <include file="db/changelog-20190422_000000-schema.xml"/>
     <include file="db/changelog-20190424_000000-schema.xml"/>
     <include file="db/changelog-20190428_000000-schema.xml"/>
+    <include file="db/changelog-20190430_000000-schema.xml"/>
 </databaseChangeLog>

src/main/resources/public/css/grant.css

@@ -29,3 +29,15 @@
 .btn-delete-deadline {
     color: black;
 }
+
+.div-file-name{
+    padding-top: 6px;
+}
+
+.div-loader {
+    margin-bottom: 5px;
+}
+
+.div-row-file {
+    margin-bottom: 2px;
+}

src/main/resources/templates/grants/fragments/grantFilesListFragment.html

@@ -0,0 +1,37 @@
+<!DOCTYPE HTML>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+    <meta charset="UTF-8"/>
+</head>
+<body>
+<div th:fragment="filesList (isLatexAttach)" th:remove="tag">
+    <th:block th:each="file, rowStat : *{files}">
+        <span th:if="${(!isLatexAttach and file.isLatexAttach == null) or file.isLatexAttach == isLatexAttach}"
+              th:remove="tag">
+            <div class="row div-row-file" th:id="|files${rowStat.index}|"
+                 th:style="${file.deleted} ? 'display: none;' :''">
+                <input type="hidden" th:field="*{files[__${rowStat.index}__].id}"/>
+                <input type="hidden" th:field="*{files[__${rowStat.index}__].deleted}"/>
+                <input type="hidden" th:field="*{files[__${rowStat.index}__].name}"/>
+                <input type="hidden" th:field="*{files[__${rowStat.index}__].tmpFileName}"/>
+                <div class="col-10 div-file-name">
+                    <a th:onclick="${file.id==null} ?
+                    'downloadFile('+${file.tmpFileName}+',null,\''+${file.name}+'\')':
+                    'downloadFile(null,'+${file.id}+',\''+${file.name}+'\')' "
+                       href="javascript:void(0)"
+                       th:text="*{files[__${rowStat.index}__].name}">
+                    </a>
+                </div>
+                <div class="col-2">
+                    <a class="btn btn-danger float-right"
+                       th:onclick="|$('#files${rowStat.index}\\.deleted').val('true');
+                           $('#files${rowStat.index}').hide(); |">
+                        <span aria-hidden="true"><i class="fa fa-times"/></span>
+                    </a>
+                </div>
+            </div>
+        </span>
+    </th:block>
+</div>
+</body>
+</html>

src/main/resources/templates/grants/grant.html

@@ -77,12 +77,14 @@
                                     <input type="submit" id="addDeadline" name="addDeadline" class="btn btn-primary"
                                            value="Добавить дедлайн"/>
                                 </div>
-                                <div class="form-group">
+                                <div class="form-group div-loader">
-                                    <label for="loader">Загрузить заявку:</label>
+                                    <label for="loader">Загрузить файлы:</label>
                                     <div id="loader">
-
                                     </div>
                                 </div>
+                                <div class="form-group" id="files-list">
+                                    <div th:replace="grants/fragments/grantFilesListFragment :: filesList(isLatexAttach = ${false})"/>
+                                </div>
                             </div>
                             <div class="col-md-6 col-sm-12">
                                 <label data-toggle="collapse"
@@ -233,20 +235,100 @@
             new FileLoader({
                 div: "loader",
                 url: urlFileUpload,
-                maxSize: 1.5,
+                maxSize: -1,
-                extensions: ["doc", "docx", "xls", "jpg", "pdf", "txt", "png"],
+                extensions: [],
                 callback: function (response) {
                     showFeedbackMessage("Файл успешно загружен");
                     console.debug(response);
+                    addNewFile(response);
                 }
             });
             $('.selectpicker').selectpicker();
         });
         /*]]>*/
+        function addNewFile(fileDto) {
+            var fileNumber = $("#files-list div.row").length;
 
+            var newFileRow = $("<div/>")
+                .attr("id", 'files' + fileNumber)
+                .addClass("row div-row-file");
 
+            var idInput = $("<input/>")
+                .attr("type", "hidden")
+                .attr("id", "files" + fileNumber + ".id")
+                .attr("value", '')
+                .attr("name", "files[" + fileNumber + "].id");
+            newFileRow.append(idInput);
 
+            var flagInput = $("<input/>")
+                .attr("type", "hidden")
+                .attr("id", "files" + fileNumber + ".deleted")
+                .attr("value", "false")
+                .attr("name", "files[" + fileNumber + "].deleted");
+            newFileRow.append(flagInput);
 
+            var nameInput = $("<input/>")
+                .attr("type", "hidden")
+                .attr("id", "files" + fileNumber + ".name")
+                .attr("value", fileDto.fileName)
+                .attr("name", "files[" + fileNumber + "].name");
+            newFileRow.append(nameInput);
+
+            var tmpFileNameInput = $("<input/>")
+                .attr("type", "hidden")
+                .attr("id", "files" + fileNumber + ".tmpFileName")
+                .attr("value", fileDto.tmpFileName)
+                .attr("name", "files[" + fileNumber + "].tmpFileName");
+            newFileRow.append(tmpFileNameInput);
+
+            var nameDiv = $("<div/>")
+                .addClass("col-10  div-file-name")
+                .append($("<a/>").text(fileDto.fileName)
+                    .attr("href", 'javascript:void(0)')
+                    .attr("onclick", "downloadFile('" + fileDto.tmpFileName + "',null,'" + fileDto.fileName + "')"));
+            newFileRow.append(nameDiv);
+
+            var nextDiv = $("<div/>")
+                .addClass("col-2");
+
+            var nextA = $("<a/>")
+                .addClass("btn btn-danger float-right")
+                .attr("onclick", "$('#files" + fileNumber + "\\\\.deleted').val('true'); $('#files" + fileNumber + "').hide();")
+                .append(($("<span/>").attr("aria-hidden", "true")).append($("<i/>").addClass("fa fa-times")))
+            ;
+            nextDiv.append(nextA)
+            newFileRow.append(nextDiv);
+            $("#files-list").append(newFileRow);
+        }
+
+        function downloadFile(tmpName, fileId, downloadName) {
+            let xhr = new XMLHttpRequest();
+            if (fileId != null) xhr.open('GET', urlFileDownload + fileId);
+            if (tmpName != null) xhr.open('GET', urlFileDownloadTmp + tmpName);
+            xhr.responseType = 'blob';
+
+            var formData = new FormData();
+            if (fileId != null) formData.append("file-id", fileId);
+            if (tmpName != null) formData.append("tmp-file-name", tmpName);
+
+            xhr.send(formData);
+
+            xhr.onload = function () {
+                if (this.status == 200) {
+                    console.debug(this.response);
+                    var blob = new Blob([this.response], {type: '*'});
+                    let a = document.createElement("a");
+                    a.style = "display: none";
+                    document.body.appendChild(a);
+                    let url = window.URL.createObjectURL(blob);
+                    a.href = url;
+                    a.download = downloadName;
+                    a.click();
+                    window.URL.revokeObjectURL(url);
+                } else {
+                }
+            }
+        }
     </script>
     <script type="text/javascript">
         function updateAuthors() {
@@ -256,23 +338,6 @@
             var lid = $("#leaderId option:selected").val();
             $("#authors [value='" + lid + "']").attr("disabled", "disabled");
         }
-
-    </script>
-
-    <script>
-    function viewdiv(id) {
-        var el = document.getElementById(id);
-        var link = document.getElementById('toggleLink');
-        if (el.style.display == "block") {
-            el.style.display = "none";
-            link.innerText = link.getAttribute('data-text-hide');
-        } else {
-            el.style.display = "block";
-            link.innerText = link.getAttribute('data-text-show');
-        }
-    }
-
-
     </script>
 </div>
 </body>