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SEI 24 Claire T #118

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SEI 24 Claire T #118

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165 changes: 144 additions & 21 deletions index.js
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Original file line number Diff line number Diff line change
@@ -1,36 +1,159 @@
console.log("works!!", process.argv[2]);

const pg = require('pg');
const moment=require('moment')

const configs = {
user: 'akira',
user: 'clairetay',
host: '127.0.0.1',
database: 'todo',
port: 5432,
};

const client = new pg.Client(configs);
const pool = new pg.Pool(configs);
pool.on('error', function (err) {
console.log('idle client error', err.message, err.stack);
});

let queryDoneCallback = (err, result) => {
if (err) {
console.log("query error", err.message);
} else {
console.log("result", result.rows );
}
client.end();
};
let userInputs = process.argv.slice(3)
let command = process.argv[2]

let clientConnectionCallback = (err) => {
if(command=="show"){
let queryText="SELECT *, TO_CHAR( created_at,'DD-Mon-YYYY HH:MI:SS') AS reform_create, TO_CHAR( updated_at,'DD-Mon-YYYY HH:MI:SS') AS reform_update FROM items"
pool.query(queryText, (err, res)=>{
if(err){
console.log(err)
}else{
let itemList = res.rows
itemList.forEach((item)=>{
if(!item.archived){
let columnSpace = 28 - item.name.length
console.log(`${item.id}. ${item.done} - ${item.name}`, (" ").repeat(columnSpace),`${item.reform_create}`, (" ").repeat(5), `${item.reform_update}`)
}
})
}
})
}else if(command=="add"){
let queryText="INSERT INTO items(name,done) VALUES($1,'[ ]') RETURNING *"
let value = [userInputs[0]]
pool.query(queryText, value, (err,res)=>{
if(err){
console.log(err)
}else{
let newItem = res.rows[0]
console.log(`New item ${newItem.name} added at ${newItem.id}`)
}
})

if( err ){
console.log( "error", err.message );
}
}else if(command=="done"){
let queryText = "UPDATE items SET done='[X]',updated_at=now() WHERE id=$1 RETURNING *"
let value = [userInputs[0]]
pool.query(queryText, value, (err,res)=>{
if(err){
console.log(err)
}else{
let updatedItem = res.rows[0]
console.log(`${updatedItem.name} updated as DONE.`)
}
})
}else if(command=="archive"){
let queryText = "UPDATE items SET archived=TRUE WHERE id=$1 RETURNING *"
let value = [userInputs[0]]
pool.query(queryText, value, (err,res)=>{
if(err){
console.log(err)
}else{
let archivedItem = res.rows[0]
console.log(`${archivedItem.name} is now archived.`)
console.log("Item will not be displayed on show.")
}
})

let text = "INSERT INTO todo (name) VALUES ($1) RETURNING id";
}else if(command=="stats"){
if(userInputs[0]=="complete-time"){
let queryText = "SELECT *, TO_CHAR( created_at,'DD-Mon-YYYY HH:MI:SS') AS reform_create, TO_CHAR( updated_at,'DD-Mon-YYYY HH:MI:SS') AS reform_update, EXTRACT(epoch FROM updated_at-created_at) AS completion_time FROM items WHERE updated_at IS NOT NULL"
pool.query(queryText, (err, res)=>{
if(err){
console.log(err)
}else{
let itemList = res.rows
let sum = 0
itemList.forEach((item)=>{
sum += item.completion_time
})
console.log("Average completion time = " + (sum/(itemList.length*60)).toFixed(2) + " minutes")
}
})
} else if(userInputs[0]=="best-worst"){
let queryText = "SELECT *, TO_CHAR( created_at,'DD-Mon-YYYY HH:MI:SS') AS reform_create, TO_CHAR( updated_at,'DD-Mon-YYYY HH:MI:SS') AS reform_update, EXTRACT(epoch FROM updated_at-created_at) AS completion_time FROM items WHERE updated_at IS NOT NULL ORDER BY completion_time ASC"
pool.query(queryText, (err, res)=>{
if(err){
console.log(err)
}else{
let itemList = res.rows
console.log("Best completion time: " + itemList[0].name + ", " + (itemList[0].completion_time/60).toFixed(2) + "mins")
console.log("Worst completion time: " + itemList[itemList.length-1].name + ", " + (itemList[itemList.length-1].completion_time/60).toFixed(2) + "mins")
}
})
} else if(userInputs[0]=="add-time"){
let queryText = "SELECT COUNT(id), DATE_TRUNC('day',created_at) FROM items GROUP BY DATE_TRUNC('day',created_at)"
pool.query(queryText, (err, res)=>{
if(err){
console.log(err)
}else{
let itemList = res.rows
let totalItems = 0
itemList.forEach((item)=>{
totalItems += item.count
})
console.log("Average no of items added per day: " + (totalItems/itemList.length).toFixed(2))
}
})
} else if(userInputs[0]=="between"){
let order = userInputs[4]=="asc"? "ASC" : "DESC"
let earlierDate = moment(userInputs[1], "DD-MM-YY")
let laterDate = moment(userInputs[2], "DD-MM-YY")
let value = [earlierDate, laterDate]
let queryText = "SELECT *, TO_CHAR( created_at,'DD-Mon-YYYY HH:MI:SS') AS reform_create, TO_CHAR( updated_at,'DD-Mon-YYYY HH:MI:SS') AS reform_update, EXTRACT(epoch FROM updated_at-created_at) AS completion_time FROM items WHERE updated_at > $1 AND updated_at < $2 ORDER BY completion_time " + order
pool.query(queryText, value, (err, res)=>{
if(err){
console.log(err)
}else{
let itemList = res.rows
itemList.forEach((item)=>{
console.log(item.name, item.reform_create, item.reform_update,"Completed in " + (item.completion_time/60).toFixed(0) + "mins")
})
}
})

const values = ["hello"];
}

client.query(text, values, queryDoneCallback);
};
} else if(command=="between"){
let earlierDate = moment(userInputs[0], "DD-MM-YY")
let laterDate = moment(userInputs[1], "DD-MM-YY")
let value = [earlierDate, laterDate]
if(userInputs[2]=="create"){
let queryText = "SELECT *, TO_CHAR( created_at,'DD-Mon-YYYY HH:MI:SS') AS reform_create, TO_CHAR( updated_at,'DD-Mon-YYYY HH:MI:SS') AS reform_update FROM items WHERE created_at > $1 AND created_at < $2"
pool.query(queryText, value, (err, res)=>{
if(err){
console.log(err)
}else{
let itemList = res.rows
itemList.forEach((item)=>{
console.log(item.name+" was created at "+item.reform_create)
})
}
})
} else if (userInputs[2]=="complete"){
let queryText = "SELECT *, TO_CHAR( created_at,'DD-Mon-YYYY HH:MI:SS') AS reform_create, TO_CHAR( updated_at,'DD-Mon-YYYY HH:MI:SS') AS reform_update FROM items WHERE updated_at > $1 AND updated_at < $2"
pool.query(queryText, value, (err, res)=>{
if(err){
console.log(err)
}else{
let itemList = res.rows
itemList.forEach((item)=>{
console.log(item.name+" was completed at "+item.reform_update)
})
}
})

client.connect(clientConnectionCallback);
}
}
1 change: 1 addition & 0 deletions node_modules/.bin/mime
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1 change: 1 addition & 0 deletions node_modules/.bin/semver
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