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// Copyright (c) 2016-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package sqlstore
import (
"context"
"net/http"
l4g "github.com/alecthomas/log4go"
"github.com/mattermost/gorp"
"github.com/mattermost/mattermost-server/model"
"github.com/mattermost/mattermost-server/store"
"github.com/mattermost/mattermost-server/utils"
)
func initSqlSupplierReactions(sqlStore SqlStore) {
for _, db := range sqlStore.GetAllConns() {
table := db.AddTableWithName(model.Reaction{}, "Reactions").SetKeys(false, "UserId", "PostId", "EmojiName")
table.ColMap("UserId").SetMaxSize(26)
table.ColMap("PostId").SetMaxSize(26)
table.ColMap("EmojiName").SetMaxSize(64)
}
}
func (s *SqlSupplier) ReactionSave(ctx context.Context, reaction *model.Reaction, hints ...store.LayeredStoreHint) *store.LayeredStoreSupplierResult {
result := store.NewSupplierResult()
reaction.PreSave()
if result.Err = reaction.IsValid(); result.Err != nil {
return result
}
if transaction, err := s.GetMaster().Begin(); err != nil {
result.Err = model.NewAppError("SqlReactionStore.Save", "store.sql_reaction.save.begin.app_error", nil, err.Error(), http.StatusInternalServerError)
} else {
err := saveReactionAndUpdatePost(transaction, reaction)
if err != nil {
transaction.Rollback()
// We don't consider duplicated save calls as an error
if !IsUniqueConstraintError(err, []string{"reactions_pkey", "PRIMARY"}) {
result.Err = model.NewAppError("SqlPreferenceStore.Save", "store.sql_reaction.save.save.app_error", nil, err.Error(), http.StatusBadRequest)
}
} else {
if err := transaction.Commit(); err != nil {
// don't need to rollback here since the transaction is already closed
result.Err = model.NewAppError("SqlPreferenceStore.Save", "store.sql_reaction.save.commit.app_error", nil, err.Error(), http.StatusInternalServerError)
}
}
if result.Err == nil {
result.Data = reaction
}
}
return result
}
func (s *SqlSupplier) ReactionDelete(ctx context.Context, reaction *model.Reaction, hints ...store.LayeredStoreHint) *store.LayeredStoreSupplierResult {
result := store.NewSupplierResult()
if transaction, err := s.GetMaster().Begin(); err != nil {
result.Err = model.NewAppError("SqlReactionStore.Delete", "store.sql_reaction.delete.begin.app_error", nil, err.Error(), http.StatusInternalServerError)
} else {
err := deleteReactionAndUpdatePost(transaction, reaction)
if err != nil {
transaction.Rollback()
result.Err = model.NewAppError("SqlPreferenceStore.Delete", "store.sql_reaction.delete.app_error", nil, err.Error(), http.StatusInternalServerError)
} else if err := transaction.Commit(); err != nil {
// don't need to rollback here since the transaction is already closed
result.Err = model.NewAppError("SqlPreferenceStore.Delete", "store.sql_reaction.delete.commit.app_error", nil, err.Error(), http.StatusInternalServerError)
} else {
result.Data = reaction
}
}
return result
}
func (s *SqlSupplier) ReactionGetForPost(ctx context.Context, postId string, hints ...store.LayeredStoreHint) *store.LayeredStoreSupplierResult {
result := store.NewSupplierResult()
var reactions []*model.Reaction
if _, err := s.GetReplica().Select(&reactions,
`SELECT
*
FROM
Reactions
WHERE
PostId = :PostId
ORDER BY
CreateAt`, map[string]interface{}{"PostId": postId}); err != nil {
result.Err = model.NewAppError("SqlReactionStore.GetForPost", "store.sql_reaction.get_for_post.app_error", nil, "", http.StatusInternalServerError)
} else {
result.Data = reactions
}
return result
}
func (s *SqlSupplier) ReactionDeleteAllWithEmojiName(ctx context.Context, emojiName string, hints ...store.LayeredStoreHint) *store.LayeredStoreSupplierResult {
result := store.NewSupplierResult()
var reactions []*model.Reaction
if _, err := s.GetReplica().Select(&reactions,
`SELECT
*
FROM
Reactions
WHERE
EmojiName = :EmojiName`, map[string]interface{}{"EmojiName": emojiName}); err != nil {
result.Err = model.NewAppError("SqlReactionStore.DeleteAllWithEmojiName",
"store.sql_reaction.delete_all_with_emoji_name.get_reactions.app_error", nil,
"emoji_name="+emojiName+", error="+err.Error(), http.StatusInternalServerError)
return result
}
if _, err := s.GetMaster().Exec(
`DELETE FROM
Reactions
WHERE
EmojiName = :EmojiName`, map[string]interface{}{"EmojiName": emojiName}); err != nil {
result.Err = model.NewAppError("SqlReactionStore.DeleteAllWithEmojiName",
"store.sql_reaction.delete_all_with_emoji_name.delete_reactions.app_error", nil,
"emoji_name="+emojiName+", error="+err.Error(), http.StatusInternalServerError)
return result
}
for _, reaction := range reactions {
if _, err := s.GetMaster().Exec(UPDATE_POST_HAS_REACTIONS_QUERY,
map[string]interface{}{"PostId": reaction.PostId, "UpdateAt": model.GetMillis()}); err != nil {
l4g.Warn(utils.T("store.sql_reaction.delete_all_with_emoji_name.update_post.warn"), reaction.PostId, err.Error())
}
}
return result
}
func (s *SqlSupplier) ReactionPermanentDeleteBatch(ctx context.Context, endTime int64, limit int64, hints ...store.LayeredStoreHint) *store.LayeredStoreSupplierResult {
result := store.NewSupplierResult()
var query string
if s.DriverName() == "postgres" {
query = "DELETE from Reactions WHERE CreateAt = any (array (SELECT CreateAt FROM Reactions WHERE CreateAt < :EndTime LIMIT :Limit))"
} else {
query = "DELETE from Reactions WHERE CreateAt < :EndTime LIMIT :Limit"
}
sqlResult, err := s.GetMaster().Exec(query, map[string]interface{}{"EndTime": endTime, "Limit": limit})
if err != nil {
result.Err = model.NewAppError("SqlReactionStore.PermanentDeleteBatch", "store.sql_reaction.permanent_delete_batch.app_error", nil, ""+err.Error(), http.StatusInternalServerError)
} else {
rowsAffected, err1 := sqlResult.RowsAffected()
if err1 != nil {
result.Err = model.NewAppError("SqlReactionStore.PermanentDeleteBatch", "store.sql_reaction.permanent_delete_batch.app_error", nil, ""+err.Error(), http.StatusInternalServerError)
result.Data = int64(0)
} else {
result.Data = rowsAffected
}
}
return result
}
func saveReactionAndUpdatePost(transaction *gorp.Transaction, reaction *model.Reaction) error {
if err := transaction.Insert(reaction); err != nil {
return err
}
return updatePostForReactions(transaction, reaction.PostId)
}
func deleteReactionAndUpdatePost(transaction *gorp.Transaction, reaction *model.Reaction) error {
if _, err := transaction.Exec(
`DELETE FROM
Reactions
WHERE
PostId = :PostId AND
UserId = :UserId AND
EmojiName = :EmojiName`,
map[string]interface{}{"PostId": reaction.PostId, "UserId": reaction.UserId, "EmojiName": reaction.EmojiName}); err != nil {
return err
}
return updatePostForReactions(transaction, reaction.PostId)
}
const (
// Set HasReactions = true if and only if the post has reactions, update UpdateAt only if HasReactions changes
UPDATE_POST_HAS_REACTIONS_QUERY = `UPDATE
Posts
SET
UpdateAt = (CASE
WHEN HasReactions != (SELECT count(0) > 0 FROM Reactions WHERE PostId = :PostId) THEN :UpdateAt
ELSE UpdateAt
END),
HasReactions = (SELECT count(0) > 0 FROM Reactions WHERE PostId = :PostId)
WHERE
Id = :PostId`
)
func updatePostForReactions(transaction *gorp.Transaction, postId string) error {
_, err := transaction.Exec(UPDATE_POST_HAS_REACTIONS_QUERY, map[string]interface{}{"PostId": postId, "UpdateAt": model.GetMillis()})
return err
}
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