40 lines
997 B
JavaScript
40 lines
997 B
JavaScript
var mongoose = require('../utils/mongoose').mongoose;
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var Schema = mongoose.Schema;
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var MessageSchema = new Schema({
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from_uid : { type:String ,index: true},
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to_uid : { type:String ,index: true},
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content : { type:String },
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time : { type:Date, default:Date.now }
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});
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var MessageModel = mongoose.model("message", MessageSchema);
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function add(from_uid,to_uid,content,callback) {
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var info = {
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"from_uid" : from_uid,
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"to_uid" : to_uid,
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"content" : content
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};
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var msgModel = new MessageModel(info);
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msgModel.save(function(err, res){
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return callback(err,res);
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});
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}
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function query(page,size,uid,callback) {
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var query = MessageModel.find({});
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var condition = [];
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if(uid){
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condition.push({"from_uid":uid});
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condition.push({"to_uid":uid});
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}
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var skip = (page - 1) * size;
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query.or(condition).skip(skip).limit(size).sort({"time":-1}).exec(callback);
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}
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exports.add = add;
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exports.query = query; |