Add support for discussions

Closes #290

github_backup/graphql_queries.py

@@ -0,0 +1,292 @@
+"""GraphQL query templates used by github-backup."""
+
+DISCUSSION_PAGE_SIZE = 100
+
+DISCUSSION_LIST_QUERY = """
+query($owner: String!, $name: String!, $after: String, $pageSize: Int!) {
+  repository(owner: $owner, name: $name) {
+    hasDiscussionsEnabled
+    discussions(
+      first: $pageSize,
+      after: $after,
+      orderBy: {field: UPDATED_AT, direction: DESC}
+    ) {
+      totalCount
+      nodes {
+        id
+        number
+        title
+        updatedAt
+      }
+      pageInfo {
+        hasNextPage
+        endCursor
+      }
+    }
+  }
+}
+"""
+
+DISCUSSION_DETAIL_QUERY = """
+query(
+  $owner: String!,
+  $name: String!,
+  $number: Int!,
+  $commentsCursor: String,
+  $pageSize: Int!
+) {
+  repository(owner: $owner, name: $name) {
+    discussion(number: $number) {
+      activeLockReason
+      answer {
+        id
+        databaseId
+        url
+      }
+      answerChosenAt
+      answerChosenBy {
+        ...ActorFields
+      }
+      author {
+        ...ActorFields
+      }
+      authorAssociation
+      body
+      bodyHTML
+      bodyText
+      category {
+        createdAt
+        description
+        emoji
+        emojiHTML
+        id
+        isAnswerable
+        name
+        slug
+        updatedAt
+      }
+      closed
+      closedAt
+      createdAt
+      createdViaEmail
+      databaseId
+      editor {
+        ...ActorFields
+      }
+      id
+      includesCreatedEdit
+      isAnswered
+      labels(first: 100) {
+        totalCount
+        nodes {
+          id
+          name
+          color
+          description
+        }
+      }
+      lastEditedAt
+      locked
+      number
+      poll {
+        id
+        question
+        totalVoteCount
+        options(first: 100) {
+          totalCount
+          nodes {
+            id
+            option
+            totalVoteCount
+          }
+        }
+      }
+      publishedAt
+      reactionGroups {
+        ...ReactionGroupFields
+      }
+      resourcePath
+      stateReason
+      title
+      updatedAt
+      upvoteCount
+      url
+      comments(first: $pageSize, after: $commentsCursor) {
+        totalCount
+        nodes {
+          ...DiscussionCommentFields
+          replies(first: $pageSize) {
+            totalCount
+            nodes {
+              ...DiscussionReplyFields
+            }
+            pageInfo {
+              hasNextPage
+              endCursor
+            }
+          }
+        }
+        pageInfo {
+          hasNextPage
+          endCursor
+        }
+      }
+    }
+  }
+}
+
+fragment ActorFields on Actor {
+  avatarUrl
+  login
+  resourcePath
+  url
+}
+
+fragment ReactionGroupFields on ReactionGroup {
+  content
+  reactors {
+    totalCount
+  }
+}
+
+fragment DiscussionCommentFields on DiscussionComment {
+  author {
+    ...ActorFields
+  }
+  authorAssociation
+  body
+  bodyHTML
+  bodyText
+  createdAt
+  createdViaEmail
+  databaseId
+  deletedAt
+  editor {
+    ...ActorFields
+  }
+  id
+  includesCreatedEdit
+  isAnswer
+  isMinimized
+  lastEditedAt
+  minimizedReason
+  publishedAt
+  reactionGroups {
+    ...ReactionGroupFields
+  }
+  replyTo {
+    id
+    databaseId
+    url
+  }
+  resourcePath
+  updatedAt
+  upvoteCount
+  url
+}
+
+fragment DiscussionReplyFields on DiscussionComment {
+  author {
+    ...ActorFields
+  }
+  authorAssociation
+  body
+  bodyHTML
+  bodyText
+  createdAt
+  createdViaEmail
+  databaseId
+  deletedAt
+  editor {
+    ...ActorFields
+  }
+  id
+  includesCreatedEdit
+  isAnswer
+  isMinimized
+  lastEditedAt
+  minimizedReason
+  publishedAt
+  reactionGroups {
+    ...ReactionGroupFields
+  }
+  replyTo {
+    id
+    databaseId
+    url
+  }
+  resourcePath
+  updatedAt
+  upvoteCount
+  url
+}
+"""
+
+DISCUSSION_REPLIES_QUERY = """
+query($commentId: ID!, $repliesCursor: String, $pageSize: Int!) {
+  node(id: $commentId) {
+    ... on DiscussionComment {
+      replies(first: $pageSize, after: $repliesCursor) {
+        totalCount
+        nodes {
+          ...DiscussionReplyFields
+        }
+        pageInfo {
+          hasNextPage
+          endCursor
+        }
+      }
+    }
+  }
+}
+
+fragment ActorFields on Actor {
+  avatarUrl
+  login
+  resourcePath
+  url
+}
+
+fragment ReactionGroupFields on ReactionGroup {
+  content
+  reactors {
+    totalCount
+  }
+}
+
+fragment DiscussionReplyFields on DiscussionComment {
+  author {
+    ...ActorFields
+  }
+  authorAssociation
+  body
+  bodyHTML
+  bodyText
+  createdAt
+  createdViaEmail
+  databaseId
+  deletedAt
+  editor {
+    ...ActorFields
+  }
+  id
+  includesCreatedEdit
+  isAnswer
+  isMinimized
+  lastEditedAt
+  minimizedReason
+  publishedAt
+  reactionGroups {
+    ...ReactionGroupFields
+  }
+  replyTo {
+    id
+    databaseId
+    url
+  }
+  resourcePath
+  updatedAt
+  upvoteCount
+  url
+}
+"""