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Merge branch 'xuebaoxin' of pplokijuhyg/blog-server into master

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This commit is contained in:
pplokijuhyg 2019-11-19 13:44:38 +08:00
commit 79c03c694b
4 changed files with 136 additions and 86 deletions
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4
app.js
View File

@ -8,9 +8,11 @@ const app = new Koa();
app.use(async (ctx,next)=>{
// await next();
console.log(ctx.url)
// console.time("asd")
// ctx.response.body = {a:1};
await next()
console.log("执行")
// console.log("执行")
// console.timeEnd("asd")
});

189
bin/mongodb.js
View File

@ -1,109 +1,148 @@
var MongoClient = require('mongodb').MongoClient;
var dburl;
let add = (set,data,url = dburl) =>{
let idadd = async (set) => {
let id = 0
if (set == "idadd") {
return 0;
} else {
await find('idadd', { 'set': set }).then((res) => {
if (res.data.length != 0) {
id = res.data[0].num_key
} else {
id = 1
}
})
}
if (id == 1) {
await add('idadd', { set, 'num_key': 2 })
} else if (set != "idadd") {
console.log(id)
await update('idadd', { 'set': set }, { 'num_key': id + 1 })
}
console.log(id)
return id
}
let add = async (set, data, url = dburl) => {
if (set != "idadd") {
let id = await idadd(set)
data.num_key = id
}
return new Promise((resolve, reject) => {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set).insertOne(data, function(err, res) {
dbo.collection(set).insertOne(data, function (err, res) {
if (err) throw err;
db.close();
resolve({code:0});
resolve({ code: 0 });
});
} catch (error) {
reject({code:1,error})
reject({ code: 1, error })
}
});
})
}
let adds = (set,data,url = dburl) =>{
return new Promise((resolve, reject) => {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set).insertMany(data, function(err, res) {
if (err) throw err;
db.close();
resolve({code:0,num:res.insertedCount});
});
} catch (error) {
reject({code:1,error})
}
let adds = async (set, data, url = dburl) => {
});
})
}
let remove = (set,where,url = dburl) =>{
return new Promise((resolve, reject) => {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set).deleteOne(where, function(err, obj) {
if (err) throw err;
db.close();
resolve({code:0});
});
} catch (error) {
reject({code:1,error})
}
});
})
}
let removes = (set,where,url = dburl) =>{
return new Promise((resolve, reject) => {
if(where == "" ||Object.keys(where).length == 0){
reject({code:1})
if (set != "idadd") {
for (let i in data) {
let id = await idadd(set)
data[i].num_key = id
}
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
}
return new Promise((resolve, reject) => {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set).deleteMany(where, function(err, obj) {
dbo.collection(set).insertMany(data, function (err, res) {
if (err) throw err;
db.close();
resolve({code:0,num:obj.result.n});
resolve({ code: 0, num: res.insertedCount });
});
} catch (error) {
reject({code:1,error})
reject({ code: 1, error })
}
});
})
}
let find = (set,where = {},page = 0,num = 0,url = dburl) =>{
let remove = async (set, where, url = dburl) => {
return new Promise((resolve, reject) => {
if(num == 0){
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set).deleteOne(where, function (err, obj) {
if (err) throw err;
db.close();
resolve({ code: 0 });
});
} catch (error) {
reject({ code: 1, error })
}
});
})
}
let removes = async (set, where, url = dburl) => {
return new Promise((resolve, reject) => {
if (where == "" || Object.keys(where).length == 0) {
reject({ code: 1 })
}
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set).deleteMany(where, function (err, obj) {
if (err) throw err;
db.close();
resolve({ code: 0, num: obj.result.n });
});
} catch (error) {
reject({ code: 1, error })
}
});
})
}
let find = async (set, where = {}, page = 0, num = 0, url = dburl) => {
return new Promise((resolve, reject) => {
if (num == 0) {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set). find(where).toArray(function(err, result) {
dbo.collection(set).find(where).toArray(function (err, result) {
if (err) throw err;
resolve({code:0,data:result});
resolve({ code: 0, data: result });
db.close();
});
} catch (error) {
reject({code:1,error})
reject({ code: 1, error })
}
});
}else{
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
} else {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
try {
dbo.collection(set). find(where).skip(num * page).limit(num).toArray(function(err, result) {
dbo.collection(set).find(where).skip(num * page).limit(num).toArray(function (err, result) {
if (err) throw err;
resolve({code:0,data:result});
resolve({ code: 0, data: result });
db.close();
});
} catch (error) {
reject({code:1,error})
reject({ code: 1, error })
}
});
@ -111,48 +150,50 @@ let find = (set,where = {},page = 0,num = 0,url = dburl) =>{
})
}
let update = (set,where = {},data,url = dburl) =>{
let update = async (set, where = {}, data, defin = true, url = dburl) => {
return new Promise((resolve, reject) => {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
data = {$set:data}
if (defin) {
data = { $set: data }
}
try {
dbo.collection(set).updateOne(where, data, function(err, res) {
dbo.collection(set).updateOne(where, data, function (err, res) {
if (err) throw err;
resolve({code:0});
resolve({ code: 0 });
db.close();
});
} catch (error) {
reject({code:1,error})
reject({ code: 1, error })
}
});
})
}
let updates = (set,where = {},data,url = dburl) =>{
let updates = async (set, where = {}, data, url = dburl) => {
return new Promise((resolve, reject) => {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true}, function(err, db) {
MongoClient.connect(url.url, { useUnifiedTopology: true, useNewUrlParser: true }, function (err, db) {
if (err) throw err;
var dbo = db.db(url.dbname);
data = {$set:data}
data = { $set: data }
try {
dbo.collection(set).updateMany(where, data, function(err, res) {
dbo.collection(set).updateMany(where, data, function (err, res) {
if (err) throw err;
db.close();
resolve({code:0,num:res.result.nModified});
resolve({ code: 0, num: res.result.nModified });
});
} catch (error) {
reject({code:1,error})
reject({ code: 1, error })
}
});
})
}
module.exports = function (url,dbname){
dburl = {url,dbname};
return{
module.exports = function (url, dbname) {
dburl = { url, dbname };
return {
add,
adds,
remove,

6
controllers/login.js
View File

@ -1,7 +1,8 @@
var loginup = async (ctx,next) => {
let arr;
//查询数据库 没有用户默认admin 123456
console.time("asd")
await dbs.find('admin').then((res)=>{
arr = res.data
})
@ -11,12 +12,13 @@ var loginup = async (ctx,next) => {
arr = res.data
})
}
console.timeEnd("asd")
//判断用户名密码
if(ctx.request.body.name == arr[0].name && ctx.request.body.pwd == arr[0].pwd){
//颁发token
const token = jwt.sign({
name: ctx.request.body.name,
_id: 1
id: arr[0]._id
}, 'my_token', { expiresIn: '2h' });
ctx.body={code:0,token}
}else{

7
description/mongodb.js.md
View File

@ -41,7 +41,7 @@ find 查询数据
```
update 更新单条数据
```
参数(操作的集合名,条件,要改为的{}[,{数据库地址,数据库名}])
参数(操作的集合名,条件,要改为的{}[,默认$set 如果其他 为flase 要改为的加操作符,{数据库地址,数据库名}])
返回值类型 promise
成功返回 {code:0},
失败返回 {code:1}
@ -53,3 +53,8 @@ updates 更新多条数据
成功返回 {code:0,num:修改成功的数量},
失败返回 {code:1}
```
####默认
默认idadd表为id存储表，num_key为id 自动递增 1开始