79 lines
2.3 KiB
Ruby
79 lines
2.3 KiB
Ruby
module ChatHelper
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def get_chat_with_users user
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# 获得与当前用户有聊天记录的用户
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chat_with_users = {}
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user.recieve_messages.where(readed: true).select(:send_user).distinct.each do |chat|
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temp_user_id = chat.send_user
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find_user = User.find(temp_user_id)
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user_name_sym = find_user.name.to_sym
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chat_with_users[user_name_sym] = true
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end
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user.send_messages.select(:recieve_user).distinct.each do |chat|
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temp_user_id = chat.recieve_user
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find_user = User.find(temp_user_id)
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user_name_sym = find_user.name.to_sym
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chat_with_users[user_name_sym] = true
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end
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user.recieve_messages.where(readed: false).select(:send_user).distinct.each do |chat|
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temp_user_id = chat.send_user
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find_user = User.find(temp_user_id)
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user_name_sym = find_user.name.to_sym
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chat_with_users[user_name_sym] = false
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end
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return chat_with_users
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end
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def process_messages(user, chat_with)
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# 处理用户对话（消息）
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results = []
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Message.transaction do
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messages = Message.lock.where(send_user: [user.id, chat_with.id],
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recieve_user: [user.id, chat_with.id])
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if messages.length >= 1
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messages = messages.order(create_time: :asc)
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messages.each do |message|
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if message.send_user == user.id
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x = {issend: true, name: user.name, userpic: user.picurl,
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content: message.content, time: get_strftime(message.create_time)}
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else
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message.readed = true
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message.save
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x = {issend: false, name: chat_with.name, userpic: chat_with.picurl,
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content: message.content, time: get_strftime(message.create_time)}
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end
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results << x
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end
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end
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end
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results
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end
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def unread_msg_num user
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# 未读消息数目
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user.recieve_messages.where(readed: false).count
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end
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def unread_msg_users user
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# 未读消息的用户
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return_user_msg = {}
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results = user.recieve_messages.where(readed: false)
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if results.length != 0
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results.each do |result|
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username = User.find(result.send_user).name
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return_user_msg[username] = [];
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return_user_msg[username] <<result.content;
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end
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end
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return_user_msg
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end
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end
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