organize indices

src/server/models/attachment.js

@@ -22,7 +22,7 @@ module.exports = function(crowi) {
     page: { type: ObjectId, ref: 'Page', index: true },
     creator: { type: ObjectId, ref: 'User', index: true },
     filePath: { type: String }, // DEPRECATED: remains for backward compatibility for v3.3.x or below
-    fileName: { type: String, required: true },
+    fileName: { type: String, required: true, unique: true },
     originalName: { type: String },
     fileFormat: { type: String, required: true },
     fileSize: { type: Number, default: 0 },

src/server/models/config.js

@@ -2,11 +2,10 @@ const mongoose = require('mongoose');
 const uniqueValidator = require('mongoose-unique-validator');
 
 module.exports = function(crowi) {
-  const mongoose = require('mongoose');
 
   const configSchema = new mongoose.Schema({
-    ns: { type: String, required: true, index: true },
-    key: { type: String, required: true, index: true },
+    ns: { type: String, required: true },
+    key: { type: String, required: true },
     value: { type: String, required: true },
   });
   // define unique compound index

src/server/models/page-tag-relation.js

@@ -18,6 +18,7 @@ const schema = new mongoose.Schema({
     type: ObjectId,
     ref: 'Page',
     required: true,
+    index: true,
   },
   relatedTag: {
     type: ObjectId,

src/server/models/page.js

@@ -39,9 +39,9 @@ const pageSchema = new mongoose.Schema({
   grantedUsers: [{ type: ObjectId, ref: 'User' }],
   grantedGroup: { type: ObjectId, ref: 'UserGroup', index: true },
   creator: { type: ObjectId, ref: 'User', index: true },
-  lastUpdateUser: { type: ObjectId, ref: 'User', index: true },
-  liker: [{ type: ObjectId, ref: 'User', index: true }],
-  seenUsers: [{ type: ObjectId, ref: 'User', index: true }],
+  lastUpdateUser: { type: ObjectId, ref: 'User' },
+  liker: [{ type: ObjectId, ref: 'User' }],
+  seenUsers: [{ type: ObjectId, ref: 'User' }],
   commentCount: { type: Number, default: 0 },
   extended: {
     type: String,

src/server/models/user.js

@@ -44,14 +44,14 @@ module.exports = function(crowi) {
     name: { type: String },
     username: { type: String, required: true, unique: true },
     email: { type: String, unique: true, sparse: true },
-    // === The official settings
+    // === Crowi settings
     // username: { type: String, index: true },
     // email: { type: String, required: true, index: true },
     // === crowi-plus (>= 2.1.0, <2.3.0) settings
     // email: { type: String, required: true, unique: true },
-    introduction: { type: String },
+    introduction: String,
     password: String,
-    apiToken: String,
+    apiToken: { type: String, index: true },
     lang: {
       type: String,
       // eslint-disable-next-line no-eval