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source/node/handlers/Play/Api/V1/Servers/index.coffee

@@ -51,7 +51,9 @@ app.on 'mount', (parent) ->
     ,   loadServerStorageItems(
             maria.Server.Storage.Item
         )
-
+    ,   loadServerStorageTags(
+            maria.Server.Tag
+        )
     ,   (req, res) ->
 
             res.json 200, req.storage
@@ -80,7 +82,7 @@ app.on 'mount', (parent) ->
             maria.Server.Store.Item.Enchantment
         )
     ,   loadServerStoreTags(
-            maria.Server.Store.Tag
+            maria.Server.Tag
         )
 
     ,   (req, res) ->
@@ -90,9 +92,16 @@ app.on 'mount', (parent) ->
 
 
     ###
-    Отдает предмет из магазина сервера аутентифицированному игроку.
+    Покупает предмет сервера аутентифицированному игроку.
+
+    Перед покупкой следующие условия должны быть удовлетворены:
+    — Покупаемое кол-во предметов делится без остатка на продаваемое кол-во
+
+    Стоимость предмета хранится в базе данных.
+
+    Стоимость зачарованного предмета
     ###
-    app.get '/:serverId(\\d+)/store/items/:itemId'
+    app.post '/:serverId(\\d+)/store/items/:itemId(\\d+)/order'
 
     ,   access
 
@@ -101,19 +110,63 @@ app.on 'mount', (parent) ->
     ,   loadServerStore('serverId',
             maria.Server.Store
         )
-    ,   loadServerStoreEnchantments(
-            maria.Server.Store.Enchantment
-        )
-    ,   loadServerStoreItem('itemId',
-            maria.Server.Store.Item
-        )
-    ,   loadServerStoreItemEnchantments(
-            maria.Server.Store.Item.Enchantment
-        )
-
-    ,   (req, res) ->
 
-            res.json 200, req.store.item
+        # Загружает чары в магазин.
+        # Загруженные чары являются экземплярами класса `Server.Store.Enchantment`.
+    ,   (req, res, next) ->
+            serverId= req.store.serverId
+            maria.Server.Store.Enchantment.query serverId, req.maria, (err, enchantments) ->
+                if not err
+                    req.store.setEnchantments enchantments
+                next err
+
+        # Загружает указанный предмет в магазин.
+        # Загруженный предмет является экземпляром класса `Server.Store.Item`
+    ,   (req, res, next) ->
+            itemId= req.param 'itemId'
+            maria.Server.Store.Item.get itemId, req.maria, (err, item) ->
+                if not err
+                    item= req.store.addItem item
+                    if item.enchantability and item.enchantments
+                        enchantments= []
+                        for enchantment in item.enchantments
+                            enchantments.push req.store.factoryItemEnchantment enchantment
+                        item.enchantments= enchantments
+                next err
+
+    ,   maria.transaction()
+
+        # Списывает стоимость предмета со счета игрока.
+    ,   (req, res, next) ->
+            playerId= req.user.id
+            orig= req.store.getItem req.body.item
+            item= req.item= req.store.factoryItem req.body.item
+            xp= item.calcXp() - orig.calcXp()
+            price= Math.round( ((xp * 0.03) + orig.price) * 100 ) / 100
+            price= price * (item.amount / orig.amount)
+            maria.Player.Balance.dec playerId, price, req.maria, (err) ->
+                next err
+
+        # Сохраняет предмет игроку.
+    ,   (req, res, next) ->
+            playerId= req.user.id
+            serverId= req.store.serverId
+            maria.Player.Item.create playerId, serverId, req.item, req.maria, (err, item) ->
+                item.enchantments= req.item.enchantments
+                req.item= item
+                next err
+
+        # Сохраняет чары предмета игроку.
+    ,   (req, res, next) ->
+            return do next if not req.item.enchantments
+            maria.Player.Item.Enchantment.saveItemEnchantments req.item, req.maria, (err, item) ->
+                req.item= item
+                next err
+
+    ,   maria.transaction.commit()
+
+    ,   (req, res, next) ->
+            res.json 201, req.item
 
 
 
@@ -169,20 +222,47 @@ loadServerStorageEnchantments= (ServerStorageEnchantment) ->
 
 loadServerStorageItems= (ServerStorageItem) ->
     (req, res, next) ->
+        playerId= req.user.id
         serverId= req.storage.serverId
-
-        console.log 'load server `%s` storage items...', serverId
-
-        ServerStorageItem.query serverId, req.maria, (err, items) ->
+        ServerStorageItem.query playerId, serverId, req.maria, (err, items) ->
             req.storage.items= items
-
             if not items and not err
                 res.status 404
                 err= 'server storage items not found'
+            if not err
+                idx= {}
+                items= []
+                for item, i in req.storage.items
+                    if not item.name and not item.enchantability
+                        if not itm= idx[item.itemId]
+                            itm= idx[item.itemId]= item
+                            items.push itm
+                        else
+                            itm.amount= itm.amount + item.amount
+                    else
+                        items.push item
+                req.storage.items= items
+            next err
+
+loadServerStorageTags= (ServerTag) ->
+    (req, res, next) ->
+        serverId= req.storage.serverId
+
+        console.log 'load server `%s` storage tags...', serverId
+
+        ServerTag.query serverId, req.maria, (err, tags) ->
+            req.storage.tags= tags
+
+            if not tags and not err
+                res.status 404
+                err= 'server storage tags not found'
 
             console.log 'load server storage:', req.storage
             next err
 
+
+
+
 loadServerStore= (param, ServerStore) ->
     (req, res, next) ->
         req.store= null
@@ -242,6 +322,7 @@ loadServerStoreItemsEnchantments= (ServerStoreItemEnchantment) ->
         for item in req.store.items
             if not item.enchantability
                 continue
+            item.enchantments= []
             if not idx[item.id]
                 idx[item.id]= item
                 ids.push item.id
@@ -268,13 +349,13 @@ loadServerStoreItemsEnchantments= (ServerStoreItemEnchantment) ->
             console.log 'load server store:', req.store
             next err
 
-loadServerStoreTags= (ServerStoreTag) ->
+loadServerStoreTags= (ServerTag) ->
     (req, res, next) ->
         serverId= req.store.serverId
 
         console.log 'load server `%s` store tags...', serverId
 
-        ServerStoreTag.query serverId, req.maria, (err, tags) ->
+        ServerTag.query serverId, req.maria, (err, tags) ->
             req.store.tags= tags
 
             if not tags and not err
@@ -283,50 +364,3 @@ loadServerStoreTags= (ServerStoreTag) ->
 
             console.log 'load server store:', req.store
             next err
-
-loadServerStoreItem= (param, ServerStoreItem) ->
-    (req, res, next) ->
-        req.store.item= null
-
-        itemId= req.param param
-
-        console.log 'load server store item `%d`...', itemId
-        ServerStoreItem.get itemId, req.maria, (err, item) ->
-            req.store.item= item
-            if not item and not err
-                res.status 404
-                err= 'server store item not found'
-
-            console.log 'load server store:', req.store
-            next err
-
-loadServerStoreItemEnchantments= (ServerStoreItemEnchantment) ->
-    (req, res, next) ->
-
-        if not req.store.item.enchantability
-            req.store.item.enchantments= null
-            return next null
-
-        itemId= req.store.item.id
-
-        req.store.enchantmentsIdx= {}
-        for enchantment in req.store.enchantments
-            if not req.store.enchantmentsIdx[enchantment.id]
-                req.store.enchantmentsIdx[enchantment.id]= enchantment
-
-        console.log 'load server store item `%d` enchantments...', itemId
-        ServerStoreItemEnchantment.query [itemId], req.maria, (err, enchantments) ->
-            req.store.item.enchantments= []
-
-            if not enchantments and not err
-                err= 'cannot load store item enchantments'
-
-            if not err
-                ench= null
-                for ench in enchantments
-                    if enchantment= req.store.enchantmentsIdx[ench.enchantmentId]
-                        req.store.item.enchantments.push extend {}, enchantment,
-                            level: ench.level
-
-            console.log 'load server store:', req.store
-            next err

source/node/handlers/index.coffee

@@ -62,12 +62,6 @@ app.on 'mount', (parent) ->
     app.use '/api/v1/player/subscriptions'
     ,   require './Play/Api/V1/Player/Subscriptions'
 
-    ###
-    Методы API для работы игрока с магазином.
-    ###
-    app.use '/api/v1/store'
-    ,   require './Play/Api/V1/Store'
-
     ###
     Методы API для работы с серверами.
     ###
@@ -92,6 +86,7 @@ app.on 'mount', (parent) ->
     Обрабатывает ошибку
     ###
     app.use (err, req, res, next) ->
+        console.log 'ERROR!', err
         res.status 500
         res.json
             name: err.name

source/node/index.coffee

@@ -101,6 +101,10 @@ module.exports= (cfg, log, done) ->
                     return next err if err
                     req.maria.query 'START TRANSACTION', (err) ->
                         req.maria.transaction= true if not err
+
+                        req.on 'end', ->
+                            console.log 'запрос завершен. завершить транзакцию', req.status()
+
                         return next err
 
         maria.transaction.commit= () ->
@@ -110,18 +114,22 @@ module.exports= (cfg, log, done) ->
                     return next err
 
         maria.Player= require './models/Player'
+        maria.Player.Balance= require './models/Player/Balance'
         maria.Player.Pex= require './models/Player/Pex'
         maria.Player.Message= require './models/Player/Message'
 
+        maria.Player.Item= require './models/Player/Item'
+
         maria.Server= require './models/Server'
+        maria.Server.Tag= require './models/Server/Tag'
+
         maria.Server.Storage= require './models/Server/Storage'
         maria.Server.Storage.Item= require './models/Server/Storage/Item'
 
         maria.Server.Store= require './models/Server/Store'
         maria.Server.Store.Enchantment= require './models/Server/Store/Enchantment'
         maria.Server.Store.Item= require './models/Server/Store/Item'
         maria.Server.Store.Item.Enchantment= require './models/Server/Store/Item/Enchantment'
-        maria.Server.Store.Tag= require './models/Server/Store/Tag'
 
         app.use (req, res, next) ->
             req.db= app.db

source/node/models/Item.coffee

@@ -0,0 +1,2 @@
+module.exports= class Item
+    @table= 'item'

source/node/models/Player/Balance.coffee

@@ -0,0 +1,27 @@
+module.exports= class PlayerBalance
+    @table: 'player_balance'
+
+    @dec: (playerId, amount, maria, done) ->
+
+        if not amount
+            err= new Error 'PlayerBalance#amount cannot be NULL'
+
+        if err
+            return done err
+
+        maria.query "
+            UPDATE
+                ?? as PlayerBalance
+            SET
+                PlayerBalance.amount = PlayerBalance.amount - ?
+            WHERE
+                PlayerBalance.amount >= ? AND
+                PlayerBalance.playerId = ?
+            "
+        ,   [@table, amount, amount, playerId]
+        ,   (err, res) =>
+
+                if not err and res.affectedRows != 1
+                    err= 'not enough money'
+
+                done err

source/node/models/Player/Item.coffee

@@ -0,0 +1,35 @@
+Item= require '../Item'
+
+module.exports= class PlayerItem extends Item
+    @table: 'player_server_item'
+
+
+
+    constructor: (data) ->
+        @id= data.id
+        @playerId= data.playerId
+        @serverId= data.serverId
+        @itemId= data.itemId
+        @amount= data.amount
+
+
+
+    @Enchantment= require './Item/Enchantment'
+
+    @create: (playerId, serverId, data, maria, done) ->
+        item= new @
+            playerId: playerId
+            serverId: serverId
+            itemId: data.id
+            amount: data.amount
+        maria.query "
+            INSERT INTO
+                ??
+               SET
+                ?
+            "
+        ,   [@table, item]
+        ,   (err, res) ->
+                if not err
+                    item.id= res.insertId
+                done err, item

source/node/models/Player/Item/Enchantment.coffee

@@ -0,0 +1,21 @@
+module.exports= class PlayerItemEnchantment
+    @table: 'player_server_item_enchantment'
+
+    @saveItemEnchantments: (item, maria, done) ->
+        bulk= []
+        for ench, i in item.enchantments
+            bulk.push [item.id, ench.id, ench.level, i]
+        maria.query "
+            INSERT INTO
+                ??
+            (
+                `itemId`, `enchantmentId`, `level`, `order`
+            )
+            VALUES
+                ?
+            "
+        ,   [@table, bulk]
+        ,   (err, res) ->
+                if not err and res.affectedRows != item.enchantments.length
+                    err= 'error insert player item enchantments'
+                done err, item