2019-03-19 19:49:38 +01:00

605 lines
17 KiB
JavaScript

var push = require('../push/push');
const {
query,
nonQuery
} = require("../db-config/postgresql-common");
const stringSimilarity = require('string-similarity');
//Create User Info
async function updateUser(uid, mid, name, picture, email) {
try {
await nonQuery('INSERT INTO "User" (username, name, picture, email, message_id) VALUES ($1, $2, $3, $4, $5);', [uid, name, picture, email, mid]);
} catch (error) {
console.error(error);
}
}
async function getmessageids(sl_id) {
try {
let members = await query('SELECT row_to_json("User") AS obj FROM "Shoppinglist_member" JOIN "User" USING (username) WHERE sl_id = $1;', [sl_id]);
let admin = await query('SELECT row_to_json("User") AS obj FROM "Shoppinglist_admin" JOIN "User" USING (username) WHERE sl_id = $1;', [sl_id]);
return users_to_array(admin, members);
} catch (error) {
}
}
async function searchUsers(searchstring) {
try {
let users = await query('SELECT row_to_json("User") AS obj FROM "User";');
var output = [];
for(let item of users) {
if(item.name != null) {
if(item.name.includes(searchstring)) {
output.push(item)
}
}
}
return output;
} catch (error) {
console.error(error);
}
}
//SELECT own shopping lists
async function getShoppinglistsAdmin(username) {
try {
let result = await query('SELECT row_to_json("Shoppinglist") AS obj FROM "Shoppinglist" JOIN "Shoppinglist_admin" USING (sl_id) WHERE \
username = $1', [username]);
return result;
} catch (error) {
console.error(error);
}
}
//SELECT own shopping lists
async function getShoppinglistsByLink(link) {
try {
console.log("PPPPP LIIINK:", link)
let result = await query('SELECT row_to_json("Shoppinglist") AS obj FROM "Shoppinglist" WHERE invitelink = $1', [link]);
return result;
} catch (error) {
console.error(error);
}
}
//SELECT shared shopping lists
async function getShoppinglistsShared(username) {
try {
let result = await query('SELECT row_to_json("Shoppinglist") AS obj FROM "Shoppinglist" JOIN "Shoppinglist_member" USING (sl_id) WHERE username = $1;', [username]);
console.log(result);
return result;
} catch (error) {
console.error(error);
}
}
//INSERT new Shoppinglist
async function newShoppinglist(name, description, username, color) {
//generate sl_id
let sl_id = generate_sl_id();
//insert user if not exists
try {
await nonQuery('INSERT INTO "User" (username) VALUES ($1);', [username]);
} catch (error) {
console.error(error);
}
//insert shoppinglist
try {
await nonQuery('INSERT INTO "Shoppinglist" (sl_id, name, description, color) VALUES ($1, $2, $3, $4);', [sl_id, name, description, color]);
} catch (error) {
console.error(error);
}
//insert admin
try {
await nonQuery('INSERT INTO "Shoppinglist_admin" (username, sl_id) VALUES ($1, $2);', [username, sl_id]);
} catch (error) {
console.error(error);
}
return getShoppinglistsAdmin(username);
}
//rename Shoppinglist
async function editShoppinglist(sl_id, newname, newdescription, newcolor) {
try {
let shoppinglist = await query('SELECT row_to_json("Shoppinglist") AS obj FROM "Shoppinglist" WHERE sl_id = $1;', [sl_id]);
if (shoppinglist.name != newname && newname != undefined) {
await nonQuery('UPDATE "Shoppinglist" SET name = $1 WHERE sl_id = $2;', [newname, sl_id]);
}
if (shoppinglist.description != newdescription && newdescription != undefined) {
await nonQuery('UPDATE "Shoppinglist" SET description = $1 WHERE sl_id = $2;', [newdescription, sl_id]);
}
if (shoppinglist.color != newcolor && newcolor != undefined) {
await nonQuery('UPDATE "Shoppinglist" SET color = $1 WHERE sl_id = $2;', [newcolor, sl_id]);
}
} catch (error) {
console.error(error);
}
}
/*async function generateUser() {
//insert user
try {
await nonQuery('INSERT INTO "User" (username) VALUES ($1);', [username]);
}
catch (error) {
console.error(error);
}
}*/
//get shoppinglist content
async function displayShoppinglist(sl_id) {
try {
let shoppinglist = await query('SELECT row_to_json("Shoppinglist") AS obj FROM "Shoppinglist" WHERE sl_id = $1;', [sl_id]);
let groups = await query('SELECT row_to_json("Group") AS obj FROM "Group" JOIN "Shoppinglist" USING (sl_id) WHERE sl_id = $1;', [sl_id]);
let items = await query('SELECT row_to_json("Item") AS obj FROM "Item" JOIN "Group" USING (group_id) WHERE "Group".sl_id = $1;', [sl_id]);
let members = await query('SELECT row_to_json("User") as obj FROM "User" JOIN "Shoppinglist_member" USING (username) WHERE sl_id = $1', [sl_id]);
let admin = await query('SELECT row_to_json("User") as obj FROM "User" JOIN "Shoppinglist_admin" USING (username) WHERE sl_id = $1', [sl_id]);
return items_in_groups(groups, items, sl_id, admin[0].username, admin[0].message_id, members, shoppinglist[0].name, shoppinglist[0].description);
} catch (error) {
console.error(error);
}
}
//delete shoppinglist
async function deleteShoppinglist(sl_id,uid) {
try {
await nonQuery('DELETE FROM "Shoppinglist_admin" WHERE sl_id = $1', [sl_id]);
await nonQuery('DELETE FROM "Shoppinglist_member" WHERE sl_id = $1', [sl_id]);
await nonQuery('DELETE FROM "Group" WHERE sl_id = $1', [sl_id]);
await nonQuery('DELETE FROM "Item" WHERE sl_id = $1', [sl_id]);
await nonQuery('DELETE FROM "Shoppinglist" WHERE sl_id = $1', [sl_id]);
return getShoppinglistsAdmin(uid);
} catch (error) {
console.error(error);
}
}
//add group into shoppinglist
async function addGroup(sl_id, name, color, hidden) {
try {
let grid = generate_group_id();
await nonQuery('INSERT INTO "Group" (group_id, sl_id, name, color, hidden) VALUES ($1, $2, $3, $4, $5);', [grid, sl_id, name, color, hidden]);
} catch (error) {
console.error(error);
}
push.sendMultiplePush(await getmessageids(sl_id), "Gruppe wurde hinzugefügt!", "Die Gruppe " + name + " wurde hinzugefügt!");
}
//add item into group
async function addItem(group_id, sl_id, name, count) {
try {
let itid = generate_item_id();
await nonQuery('INSERT INTO "Item" VALUES ($1, $2, $3, $4, $5);', [itid, group_id, sl_id, name, count]);
} catch (error) {
console.error(error);
}
push.sendMultiplePush(await getmessageids(sl_id), "Item wurde hinzugefügt!", "Das Item " + name + " wurde hinzugefügt!");
}
//Edit Group
async function editGroup(sl_id, group_id, name, color, hidden) {
try {
let group = await query('SELECT row_to_json("Group") AS obj FROM "Group" WHERE group_id = $1 AND sl_id = $2', [sl_id, group_id]);
if (group.name != name && name != undefined) {
await nonQuery('UPDATE "Group" SET name = $1 WHERE group_id = $2 AND sl_id = $3;', [name, group_id, sl_id]);
}
if (group.color != color && color != undefined) {
await nonQuery('UPDATE "Group" SET color = $1 WHERE group_id = $2 AND sl_id = $3;', [color, group_id, sl_id]);
}
if (group.hidden != hidden && hidden != undefined) {
await nonQuery('UPDATE "Group" SET hidden = $1 WHERE group_id = $2 AND sl_id = $3;', [hidden, group_id, sl_id]);
}
} catch (error) {
console.error(error);
}
push.sendMultiplePush(await getmessageids(sl_id), "Gruppe wurde bearbeitet!", "Die Gruppe " + name + " wurde bearbeitet!");
}
//Edit Item
async function editItem(sl_id, group_id, item_id, name, count) {
try {
let item = query('SELECT row_to_json("Item") FROM "Item" WHERE item_id = $1 AND group_id = $2 AND sl_id = $3', [item_id, group_id, sl_id]);
if (item.name != name && name != undefined) {
await nonQuery('UPDATE "Item" SET name = $1 WHERE item_id = $2 AND group_id = $3 AND sl_id = $4', [name, item_id, group_id, sl_id]);
}
if (item.count != count && count != undefined) {
await nonQuery('UPDATE "Item" SET count = $1 WHERE item_id = $2 AND group_id = $3 AND sl_id = $4', [count, item_id, group_id, sl_id]);
}
} catch (error) {
console.error(error);
}
push.sendMultiplePush(await getmessageids(sl_id), "Item wurde bearbeitet!", "Das Item " + name + " wurde bearbeitet!");
}
//Delete Group
async function deleteGroup(group_id, sl_id) {
try {
//Alle Items der Group löschen
nonQuery('DELETE FROM "Item" WHERE group_id = $1 AND sl_id = $2', [group_id, sl_id]);
//Leere Gruppe löschen
nonQuery('DELETE FROM "Group" WHERE group_id = $1 AND sl_id = $2', [group_id, sl_id]);
} catch (error) {
console.error(error);
}
push.sendMultiplePush(await getmessageids(sl_id), "Gruppe wurde gelöscht!", "Die Gruppe " + name + " wurde gelöscht!");
}
//Delete Item
async function deleteItem(item_id, group_id, sl_id) {
try {
nonQuery('DELETE FROM "Item" WHERE item_id = $1 AND group_id = $2 AND sl_id = $3;', [item_id, group_id, sl_id]);
} catch (error) {
console.error(error);
}
push.sendMultiplePush(await getmessageids(sl_id), "Item wurde gelöscht!", "Das Item " + name + " wurde gelöscht!");
}
//Move to Done Purchases (delete items from shoppinglist & move into done_purchases table)
async function moveDoneItems(uid, sl_id, billcontent) {
try {
//Get Items From Shoppinglist
let items = await query('SELECT row_to_json("Item") AS obj FROM "Item" JOIN "Group" USING (group_id) WHERE "Group".sl_id = $1;', [sl_id]);
let removeableItems = compareData(items, billcontent);
var today = new Date();
var dd = today.getDate();
var mm = today.getMonth() + 1;
var yyyy = today.getFullYear();
if (dd < 10) {
dd = '0' + dd
}
if (mm < 10) {
mm = '0' + mm
}
today = mm + '/' + dd + '/' + yyyy;
//Insert Into Done Purchases Table
for (let item of removeableItems) {
await nonQuery('INSERT INTO "Done_Purchase" (purchased_item_id, username, name, date, count) VALUES($1,$2,$3,$4,$5);',
[generate_item_id(), uid, item.item.name, today, item.count]);
}
//Update count From Item Table
for (let item of removeableItems) {
await nonQuery('UPDATE "Item" SET count = count - $4 WHERE item_id = $1 AND group_id = $2 AND sl_id = $3;', [item.item.item_id, item.item.group_id, item.item.sl_id, item.count]);
}
//Chech if item count = 0 and delete
await nonQuery('DELETE FROM "Item" WHERE count = 0;')
return "done"
} catch (error) {
console.error(error);
}
}
async function moveDoneItemMan(uid, sl_id, group_id, item_id) {
try {
let name = await query('SELECT row_to_json("Item") as obj FROM "Item" WHERE item_id = $3 AND group_id = $2 AND sl_id = $1', [sl_id, group_id, item_id]);
console.log(name);
var today = new Date();
var dd = today.getDate();
var mm = today.getMonth() + 1;
var yyyy = today.getFullYear();
if (dd < 10) {
dd = '0' + dd
}
if (mm < 10) {
mm = '0' + mm
}
today = mm + '/' + dd + '/' + yyyy;
await nonQuery('INSERT INTO "Done_Purchase" (purchased_item_id, username, name, date, count) VALUES($1,$2,$3,$4,$5);',
[generate_item_id(), uid, name, today, 1]);
await nonQuery('DELETE FROM "Item" WHERE item_id = $1 AND group_id = $2 AND sl_id = $3;', [item_id, group_id, sl_id]);
}
catch(error) {
console.error(error);
}
}
//GET Done_Purchases
async function getDonePurchases(uid) {
try {
let result = await query('SELECT row_to_json("Done_Purchase") AS obj FROM "Done_Purchase" WHERE username = $1;', [uid]);
return result;
} catch (error) {
console.error(error);
}
}
// Invite System
async function verifyInvite(link, user_id) {
try {
console.log("LIIINK: ", link);
console.log("UID: ", user_id);
let result = await query('SELECT row_to_json("Shoppinglist") AS obj FROM "Shoppinglist" WHERE invitelink = $1;', [link]);
let sl_id = result[0].sl_id;
console.log("!!! SL ID: ", sl_id);
await nonQuery('INSERT INTO "Shoppinglist_member" (username, sl_id) VALUES ($1, $2);', [user_id, sl_id]);
} catch (error) {
console.error(error);
}
}
async function createInvite(sl_id) {
try {
let link = generateInviteLink();
await nonQuery('UPDATE "Shoppinglist" SET invitelink = $1 WHERE sl_id = $2;', [link, sl_id]);
} catch (error) {
console.error(error);
}
}
//User manuell einladen
async function manInvite(sl_id, uid) {
try {
await nonQuery('INSERT INTO "Shoppinglist_member" (username, sl_id) VALUES ($1, $2);', [uid, sl_id]);
} catch (error) {
console.error(error);
}
}
//member von shoppinglist entfernen
async function removeMember(uid, sl_id) {
try {
await nonQuery('DELETE FROM "Shoppinglist_member" WHERE username = $1 AND sl_id = $2', [uid, sl_id]);
} catch (error) {
console.error(error);
}
}
//sl_id generieren
function generate_sl_id() {
var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
var output = "";
for (let i = 0; i < 8; i++) {
output += possible.charAt(Math.floor(Math.random() * possible.length));
}
return output;
}
//group_id generieren
function generate_group_id() {
var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
var output = "";
for (let i = 0; i < 8; i++) {
output += possible.charAt(Math.floor(Math.random() * possible.length));
}
return output;
}
//item_id generieren
function generate_item_id() {
var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
var output = "";
for (let i = 0; i < 8; i++) {
output += possible.charAt(Math.floor(Math.random() * possible.length));
}
return output;
}
function items_in_groups(groups, items, sl_id, admin_uid, admin_mid, members, name, description) {
let result = {
sl_id: sl_id,
name: name,
description: description,
admin: {
uid: admin_uid,
mid: admin_mid
},
members: [],
groups: []
};
for (let item of groups) {
result.groups.push({
group_id: item.group_id,
name: item.name,
color: item.color,
content: items.filter(function (obj) {
return obj.group_id == item.group_id
})
});
}
for (let item of members) {
result.members.push({
uid: item.username,
mid: item.message_id
});
}
return result;
}
//Create invite link for your own shoppinglist
function generateInviteLink() {
var possible = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
var output = "";
for (let i = 0; i < 50; i++) {
output += possible.charAt(Math.floor(Math.random() * possible.length));
}
return output;
}
function users_to_array(admin, members) {
let users = [];
users.push(admin[0].message_id);
for (let item of members) {
users.push(item.message_id);
}
return users;
}
//Compare Data
function compareData(listitems, doneitems) {
let output = [];
for (let item of listitems) {
if (probability(item.name, doneitems).best > 0.6) {
output.push({item: item, count: probability(item.name, doneitems).count});
} else if (probability(item.name.toUpperCase(), doneitems.toUpperCase()).best > 0.6) {
output.push({item: item, count: probability(item.name, doneitems).count});
output.push(item);
} else if (probability(item.name.toLowerCase(), doneitems.toLowerCase()).best > 0.6) {
output.push({item: item, count: probability(item.name, doneitems).count});
output.push(item);
}
}
return output;
}
function probability(cur_item, data) {
let best = 0;
let pos;
let count = 0;
let numbers = "123456789";
for (let i = 0; i < data.length; i++) {
let prob = stringSimilarity.compareTwoStrings(cur_item, data.slice(i, i + cur_item.length));
if (prob > best) {
best = prob;
pos = i;
}
}
for(let i = pos; i >= 0; i--) {
if(numbers.includes(data.charAt(i)) == true) {
count = data.charAt(i);
break;
}
}
return {
best: best, count: count
};
}
module.exports = {
getShoppinglistsAdmin,
getShoppinglistsShared,
newShoppinglist,
displayShoppinglist,
deleteShoppinglist,
addGroup,
addItem,
verifyInvite,
createInvite,
editShoppinglist,
editGroup,
editItem,
deleteGroup,
deleteItem,
manInvite,
updateUser,
moveDoneItems,
getDonePurchases,
getShoppinglistsByLink,
searchUsers,
removeMember,
moveDoneItemMan
}