added tenant + graph support

src/core/server/graph/tenant/context.ts

@@ -0,0 +1,20 @@
+import loaders from './loaders';
+import { Db } from 'mongodb';
+import { Tenant } from 'talk-server/models/tenant';
+
+export interface ContextOptions {
+    tenant?: Tenant;
+    db: Db;
+}
+
+export default class TenantContext {
+    public loaders: ReturnType<typeof loaders>;
+    public db: Db;
+    public tenant?: Tenant;
+
+    constructor({ tenant, db }: ContextOptions) {
+        this.tenant = tenant;
+        this.loaders = loaders(this);
+        this.db = db;
+    }
+}

src/core/server/graph/tenant/loaders/assets.ts

@@ -0,0 +1,12 @@
+import DataLoader from 'dataloader';
+import {
+    Asset,
+    retrieveMany as retrieveManyAssets,
+} from 'talk-server/models/asset';
+import Context from 'talk-server/graph/tenant/context';
+
+export default (ctx: Context) => ({
+    asset: new DataLoader<string, Asset>(ids =>
+        retrieveManyAssets(ctx.db, ctx.tenant.id, ids)
+    ),
+});

src/core/server/graph/tenant/loaders/comments.ts

@@ -0,0 +1,25 @@
+import DataLoader from 'dataloader';
+import {
+    Comment,
+    retrieveMany,
+    retrieveAssetConnection,
+    ConnectionInput,
+    retrieveRepliesConnection,
+} from 'talk-server/models/comment';
+import Context from 'talk-server/graph/tenant/context';
+
+export default (ctx: Context) => ({
+    comment: new DataLoader((ids: string[]) =>
+        retrieveMany(ctx.db, ctx.tenant.id, ids)
+    ),
+    forAsset: (assetID: string, input: ConnectionInput) =>
+        retrieveAssetConnection(ctx.db, ctx.tenant.id, assetID, input),
+    forParent: (assetID: string, parentID: string, input: ConnectionInput) =>
+        retrieveRepliesConnection(
+            ctx.db,
+            ctx.tenant.id,
+            assetID,
+            parentID,
+            input
+        ),
+});

src/core/server/graph/tenant/loaders/index.ts

@@ -0,0 +1,10 @@
+import Assets from './assets';
+import Comments from './comments';
+import Users from './users';
+import Context from 'talk-server/graph/tenant/context';
+
+export default (ctx: Context) => ({
+    Assets: Assets(ctx),
+    Comments: Comments(ctx),
+    Users: Users(ctx),
+});

src/core/server/graph/tenant/loaders/users.ts

@@ -0,0 +1,9 @@
+import DataLoader from 'dataloader';
+import { User, retrieveMany } from 'talk-server/models/user';
+import Context from 'talk-server/graph/tenant/context';
+
+export default (ctx: Context) => ({
+    user: new DataLoader<string, User>(ids =>
+        retrieveMany(ctx.db, ctx.tenant.id, ids)
+    ),
+});

src/core/server/graph/tenant/middleware.ts

@@ -0,0 +1,13 @@
+import { graphqlExpress } from 'apollo-server-express';
+import schema from './schema';
+import TenantContext from './context';
+import { Db } from 'mongodb';
+import { Tenant } from 'talk-server/models/tenant';
+
+export default (db: Db) =>
+    graphqlExpress(async req => {
+        return {
+            schema,
+            context: new TenantContext({ db, tenant: { id: '1' } as Tenant }),
+        };
+    });

src/core/server/graph/tenant/resolvers/asset.ts

@@ -0,0 +1,8 @@
+import { Asset } from 'talk-server/models/asset';
+import Context from 'talk-server/graph/tenant/context';
+import { ConnectionInput } from 'talk-server/models/comment';
+
+export default {
+    comments: async (asset: Asset, input: ConnectionInput, ctx: Context) =>
+        ctx.loaders.Comments.forAsset(asset.id, input),
+};

src/core/server/graph/tenant/resolvers/comment.ts

@@ -0,0 +1,9 @@
+import { Comment, ConnectionInput } from 'talk-server/models/comment';
+import Context from 'talk-server/graph/tenant/context';
+
+export default {
+    author: async (comment: Comment, _: any, ctx: Context) =>
+        ctx.loaders.Users.user.load(comment.author_id),
+    replies: async (comment: Comment, input: ConnectionInput, ctx: Context) =>
+        ctx.loaders.Comments.forParent(comment.asset_id, comment.id, input),
+};

src/core/server/graph/tenant/resolvers/cursor.ts

@@ -0,0 +1,72 @@
+import { DateTime } from 'luxon';
+import { GraphQLScalarType } from 'graphql';
+import { Kind } from 'graphql/language';
+import { Cursor } from 'talk-server/models/connection';
+
+function parseIntegerCursor(value: string): number {
+    try {
+        const cursor = parseInt(value);
+
+        return cursor;
+    } catch (err) {
+        return null;
+    }
+}
+
+function parseCursor(value: string): Cursor {
+    if (value.endsWith('Z')) {
+        const date = DateTime.fromISO(value, {});
+        if (!date.isValid) {
+            return parseIntegerCursor(value);
+        }
+
+        return date.toJSDate();
+    }
+
+    return parseIntegerCursor(value);
+}
+
+export default new GraphQLScalarType({
+    name: 'Cursor',
+    description: 'Cursor represents a paginating cursor.',
+    serialize(value) {
+        switch (typeof value) {
+            case 'object':
+                if (value instanceof Date) {
+                    return value.toISOString();
+                } else if (value instanceof DateTime) {
+                    return value.toISO();
+                }
+
+                return null;
+            case 'number':
+                return value.toString();
+            case 'string':
+                return value;
+            default:
+                return null;
+        }
+    },
+    parseValue(value) {
+        if (typeof value === 'string') {
+            return parseCursor(value);
+        }
+
+        return null;
+    },
+    parseLiteral(ast) {
+        switch (ast.kind) {
+            case Kind.STRING:
+                // This handles an empty string.
+                if (!ast.value || ast.value.length === 0) {
+                    return null;
+                }
+
+                return parseCursor(ast.value);
+            case Kind.INT:
+                return parseIntegerCursor(ast.value);
+            default:
+                return null;
+        }
+    },
+});

src/core/server/graph/tenant/resolvers/index.ts

@@ -0,0 +1,11 @@
+import Asset from './asset';
+import Comment from './comment';
+import Cursor from './cursor';
+import Query from './query';
+
+export default {
+    Asset,
+    Comment,
+    Cursor,
+    Query,
+};

src/core/server/graph/tenant/resolvers/query.ts

@@ -0,0 +1,12 @@
+import Context from 'talk-server/graph/tenant/context';
+import { Asset } from 'talk-server/models/asset';
+
+export default {
+    asset: async (
+        _: any,
+        { id, url }: { id?: string; url: string },
+        ctx: Context
+    ): Promise<Asset> => {
+        return ctx.loaders.Assets.asset.load(id);
+    },
+};

src/core/server/graph/tenant/schema/index.ts

@@ -0,0 +1,25 @@
+import {
+    addMockFunctionsToSchema,
+    addResolveFunctionsToSchema,
+} from 'graphql-tools';
+import resolvers from 'talk-server/graph/tenant/resolvers';
+import { getGraphQLProjectConfig } from 'graphql-config';
+
+// Load the configuration from the provided `.graphqlconfig` file.
+const config = getGraphQLProjectConfig(__dirname, 'tenant');
+
+// Get the GraphQLSchema from the configuration.
+const schema = config.getSchema();
+
+// Attach the resolvers to the schema.
+addResolveFunctionsToSchema({ schema, resolvers });
+
+// // Attach resolvers to the schema.
+// addMockFunctionsToSchema({
+//     schema,
+//     mocks: {
+//         Cursor: () => new Date().toISOString(),
+//     },
+// }); // FIXME: remove mocks
+
+export default schema;

src/core/server/graph/tenant/schema/schema.graphql

@@ -0,0 +1,460 @@
+################################################################################
+## Custom Scalar Types
+################################################################################
+
+"""
+Time represented as an ISO8601 string.
+"""
+scalar Time
+
+"""
+Cursor represents a paginating cursor.
+"""
+scalar Cursor
+
+################################################################################
+## Settings
+################################################################################
+
+# The moderation mode of the site.
+enum MODERATION_MODE {
+    """
+    Comments posted while in `PRE` mode will be labeled with a `PREMOD`
+    status and will require a moderator decision before being visible.
+    """
+    PRE
+
+    """
+    Comments posted while in `POST` will be visible immediately.
+    """
+    POST
+}
+
+"""
+Wordlist describes all the available wordlists.
+"""
+type Wordlist {
+    """
+    banned words will by default reject the comment if it is found.
+    """
+    banned: [String!]!
+
+    """
+    suspect words will simply flag the comment.
+    """
+    suspect: [String!]!
+}
+
+# Settings stores the global settings for a given installation.
+type Settings {
+    """
+    moderation is the moderation mode for all Asset's on the site.
+    """
+    moderation: MODERATION_MODE!
+
+    """
+    Enables a requirement for email confirmation before a user can login.
+    """
+    requireEmailConfirmation: Boolean!
+
+    """
+    infoBoxEnable will enable the Info Box content visible above the question
+    box.
+    """
+    infoBoxEnable: Boolean!
+
+    """
+    infoBoxContent is the content of the Info Box.
+    """
+    infoBoxContent: String
+
+    """
+    questionBoxEnable will enable the Question Box's content to be visible above
+    the comment box.
+    """
+    questionBoxEnable: Boolean!
+
+    """
+    questionBoxContent is the content of the Question Box.
+    """
+    questionBoxContent: String
+
+    """
+    questionBoxIcon is the icon for the Question Box.
+    """
+    questionBoxIcon: String
+
+    """
+    premodLinksEnable will put all comments that contain links into premod.
+    """
+    premodLinksEnable: Boolean!
+
+    """
+    autoCloseStream when true will auto close the stream when the `closeTimeout`
+    amount of seconds have been reached.
+    """
+    autoCloseStream: Boolean!
+
+    """
+    customCssUrl is the URL of the custom CSS used to display on the frontend.
+    """
+    customCssUrl: String
+
+    """
+    closedTimeout is the amount of seconds from the created_at timestamp that a
+    given asset will be considered closed.
+    """
+    closedTimeout: Int!
+
+    """
+    closedMessage is the message shown to the user when the given Asset is
+    closed.
+    """
+    closedMessage: String
+
+    """
+    disableCommenting will disable commenting site-wide.
+    """
+    disableCommenting: Boolean!
+
+    """
+    disableCommentingMessage will be shown above the comment stream while
+    commenting is disabled site-wide.
+    """
+    disableCommentingMessage: String
+
+    """
+    editCommentWindowLength is the length of time (in milliseconds) after a
+    comment is posted that it can still be edited by the author.
+    """
+    editCommentWindowLength: Int!
+
+    """
+    charCountEnable is true when the character count restriction is enabled.
+    """
+    charCountEnable: Boolean!
+
+    """
+    charCount is the maximum number of characters a comment may be.
+    """
+    charCount: Int
+
+    """
+    organizationName is the name of the organization.
+    """
+    organizationName: String
+
+    """
+    organizationContactEmail is the email of the organization.
+    """
+    organizationContactEmail: String
+
+    """
+    wordlist will return a given list of words.
+    """
+    wordlist: Wordlist!
+
+    """
+    domains will return a given list of whitelisted domains.
+    """
+    domains: [String!]!
+}
+
+################################################################################
+## User
+################################################################################
+
+"""
+User is someone that leaves Comments, and logs in.
+"""
+type User {
+    """
+    id is the identifier of the User.
+    """
+    id: ID!
+
+    """
+    username is the name of the User visible to other Users.
+    """
+    username: String!
+}
+
+################################################################################
+## Comment
+################################################################################
+
+enum COMMENT_STATUS {
+    NONE
+    ACCEPTED
+}
+
+"""
+Comment is a comment left by a User on an Asset or another Comment as a reply.
+"""
+type Comment {
+    """
+    id is the identifier of the Comment.
+    """
+    id: ID!
+
+    """
+    body is the content of the Comment.
+    """
+    body: String
+
+    """
+    author is the User that authored the Comment.
+    """
+    author: User
+
+    """
+    status represents the Comment's current Status.
+    """
+    status: COMMENT_STATUS!
+
+    """
+    replyCount is the number of replies. Only direct replies to this Comment
+    are counted. Deleted comments are included in this count.
+    """
+    replyCount: Int
+
+    """
+    replies will return the replies to this comment.
+    """
+    replies(
+        first: Int = 10
+        orderBy: COMMENT_SORT = CREATED_AT_DESC
+        after: Cursor
+    ): CommentsConnection
+}
+
+type PageInfo {
+    """
+    Cursor of first node in subset.
+    """
+    startCursor: Cursor
+
+    """
+    Cursor of last node in subset.
+    """
+    endCursor: Cursor
+
+    """
+    Indicates that there are more nodes after this subset.
+    """
+    hasNextPage: Boolean!
+}
+
+"""
+CommentEdge represents a unique Comment in a CommentConnection.
+"""
+type CommentEdge {
+    """
+    node is the Comment for this edge.
+    """
+    node: Comment
+
+    """
+
+    """
+    cursor: Cursor
+}
+
+"""
+CommentsConnection represents a subset of a comment list.
+"""
+type CommentsConnection {
+    """
+    edges are a subset of CommentEdge's.
+    """
+    edges: [CommentEdge!]!
+
+    """
+    pageInfo is
+    """
+    pageInfo: PageInfo!
+}
+
+################################################################################
+## Asset
+################################################################################
+
+enum COMMENT_SORT {
+    CREATED_AT_DESC
+    CREATED_AT_ASC
+    REPLIES_DESC
+    RESPECT_DESC
+}
+
+"""
+Asset is an Article or Page where Comments are written on by Users.
+"""
+type Asset {
+    """
+    id is the identifier of the Asset.
+    """
+    id: ID!
+
+    """
+    url is the url that the Asset is located on.
+    """
+    url: String!
+
+    """
+    title is the title of the scraped Asset.
+    """
+    title: String
+
+    """
+    comments are the comments on the Asset.
+    """
+    comments(
+        first: Int = 10
+        orderBy: COMMENT_SORT = CREATED_AT_DESC
+        after: Cursor
+    ): CommentsConnection
+
+    """
+    author is the authors listed in the meta tags for the Asset.
+    """
+    author: String
+
+    """
+    closedAt is the Time that the Asset is closed for commenting.
+    """
+    closedAt: Time
+
+    """
+    isClosed returns true when the Asset is currently closed for commenting.
+    """
+    isClosed: Boolean!
+
+    """
+    createdAt is the date that the Asset was created at.
+    """
+    createdAt: Time!
+}
+
+"""
+AssetsConnection represents a subset of a Asset list.
+"""
+type AssetsConnection {
+    """
+    Indicates that there are more Assets after this subset.
+    """
+    hasNextPage: Boolean!
+
+    """
+    Cursor of first Asset in subset.
+    """
+    startCursor: Cursor
+
+    """
+    Cursor of last Asset in subset.
+    """
+    endCursor: Cursor
+
+    """
+    Subset of Assets.
+    """
+    nodes: [Asset!]!
+}
+
+################################################################################
+## Query
+################################################################################
+
+type Query {
+    """
+    comment returns a specific comment.
+    """
+    comment(id: ID!): Comment
+
+    """
+    assets returns a AssetsConnection.
+    """
+    assets(cursor: Cursor, limit: Int = 10): AssetsConnection
+
+    """
+    asset is the Asset specified by its ID.
+    """
+    asset(id: ID!): Asset
+
+    """
+    me is the current logged in User.
+    """
+    me: User
+
+    """
+    settings is the Settings for a given Tenant.
+    """
+    settings: Settings!
+}
+
+################################################################################
+## Mutations
+################################################################################
+
+##################
+## createComment
+##################
+
+"""
+CreateCommentInput provides the input for the createComment Mutation.
+"""
+input CreateCommentInput {
+    """
+    assetID is the ID of the Asset where we are creating a comment on.
+    """
+    assetID: ID!
+
+    """
+    parentID is the optional ID of the Comment that we are replying to.
+    """
+    parentID: ID
+
+    """
+    body is the Comment body, the content of the Comment.
+    """
+    body: String!
+
+    """
+    clientMutationId is required for Relay support.
+    """
+    clientMutationId: String!
+}
+
+"""
+CreateCommentPayload contains the created Comment after the createComment
+mutation.
+"""
+type CreateCommentPayload {
+    """
+    comment is the possibly created comment.
+    """
+    comment: Comment
+
+    """
+    clientMutationId is required for Relay support.
+    """
+    clientMutationId: String!
+}
+
+##################
+## Mutation
+##################
+
+type Mutation {
+    """
+    createComment will create a Comment as the current logged in User.
+    """
+    createComment(input: CreateCommentInput!): CreateCommentPayload
+}
+
+################################################################################
+## Subscriptions
+################################################################################
+
+type Subscription {
+    commentCreated(assetID: ID!): Comment
+}