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[IMP] point_of_sale: made the server data loading more modular for easier development of point_of_sale extensions

This commit is contained in:
Frederic van der Essen 2014-07-24 14:09:46 +02:00
parent db9a06b842
commit eacd5329e3
1 changed files with 219 additions and 161 deletions
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380
addons/point_of_sale/static/src/js/models.js
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@ -114,180 +114,238 @@ function openerp_pos_models(instance, module){ //module is instance.point_of_sal
return done;
},
// helper function to load data from the server
// helper function to load data from the server. Obsolete use the models loader below.
fetch: function(model, fields, domain, ctx){
this._load_progress = (this._load_progress || 0) + 0.05;
this.pos_widget.loading_message(_t('Loading')+' '+model,this._load_progress);
return new instance.web.Model(model).query(fields).filter(domain).context(ctx).all()
},
// Server side model loaders. This is the list of the models that need to be loaded from
// the server. The models are loaded one by one by this list's order. The 'loaded' callback
// is used to store the data in the appropriate place once it has been loaded. This callback
// can return a deferred that will pause the loading of the next module.
// a shared temporary dictionary is available for loaders to communicate private variables
// used during loading such as object ids, etc.
models: [
{
model: 'res.users',
fields: ['name','company_id'],
domain: function(self){ return [['id','=',self.session.uid]]; },
loaded: function(self,users){ self.user = users[0]; },
},{
model: 'res.company',
fields: [ 'currency_id', 'email', 'website', 'company_registry', 'vat', 'name', 'phone', 'partner_id' ],
domain: function(self){ return [['id','=',self.user.company_id[0]]]; },
loaded: function(self,companies){ self.company = companies[0]; },
},{
model: 'product.uom',
fields: [],
domain: null,
loaded: function(self,units){
self.units = units;
var units_by_id = {};
for(var i = 0, len = units.length; i < len; i++){
units_by_id[units[i].id] = units[i];
units[i].groupable = ( units[i].category_id[0] === 1 );
units[i].is_unit = ( units[i].id === 1 );
}
self.units_by_id = units_by_id;
}
},{
model: 'res.users',
fields: ['name','ean13'],
domain: null,
loaded: function(self,users){ self.users = users; },
},{
model: 'res.partner',
fields: ['name','street','city','country_id','phone','zip','mobile','email','ean13'],
domain: null,
loaded: function(self,partners){
self.partners = partners;
self.db.add_partners(partners);
},
},{
model: 'account.tax',
fields: ['name','amount', 'price_include', 'type'],
domain: null,
loaded: function(self,taxes){ self.taxes = taxes; },
},{
model: 'pos.session',
fields: ['id', 'journal_ids','name','user_id','config_id','start_at','stop_at','sequence_number'],
domain: function(self){ return [['state','=','opened'],['user_id','=',self.session.uid]]; },
loaded: function(self,pos_sessions){ self.pos_session = pos_sessions[0]; },
},{
model: 'pos.config',
fields: [],
domain: function(self){ return [['id','=', self.pos_session.config_id[0]]]; },
loaded: function(self,configs){
self.config = configs[0];
self.config.use_proxy = self.config.iface_payment_terminal ||
self.config.iface_electronic_scale ||
self.config.iface_print_via_proxy ||
self.config.iface_scan_via_proxy ||
self.config.iface_cashdrawer;
self.barcode_reader.add_barcode_patterns({
'product': self.config.barcode_product,
'cashier': self.config.barcode_cashier,
'client': self.config.barcode_customer,
'weight': self.config.barcode_weight,
'discount': self.config.barcode_discount,
'price': self.config.barcode_price,
});
},
},{
model: 'stock.location',
fields: [],
domain: function(self){ return [['id','=', self.config.stock_location_id[0]]]; },
loaded: function(self, locations){ self.shop = locations[0]; },
},{
model: 'product.pricelist',
fields: ['currency_id'],
domain: function(self){ return [['id','=',self.config.pricelist_id[0]]]; },
loaded: function(self, pricelists){ self.pricelist = pricelists[0]; },
},{
model: 'res.currency',
fields: ['symbol','position','rounding','accuracy'],
domain: function(self){ return [['id','=',self.pricelist.currency_id[0]]]; },
loaded: function(self, currencies){
self.currency = currencies[0];
},
},{
model: 'product.packaging',
fields: ['ean','product_tmpl_id'],
domain: null,
loaded: function(self, packagings){
self.db.add_packagings(packagings);
},
},{
model: 'pos.category',
fields: ['id','name','parent_id','child_id','image'],
domain: null,
loaded: function(self, categories){
self.db.add_categories(categories);
},
},{
model: 'product.product',
fields: ['name', 'list_price','price','pos_categ_id', 'taxes_id', 'ean13', 'default_code', 'variants',
'to_weight', 'uom_id', 'uos_id', 'uos_coeff', 'mes_type', 'description_sale', 'description',
'product_tmpl_id'],
domain: function(self){ return [['sale_ok','=',true],['available_in_pos','=',true]]; },
context: function(self){ return { pricelist: self.pricelist.id }; },
loaded: function(self, products){
self.db.add_products(products);
},
},{
model: 'account.bank.statement',
fields: ['account_id','currency','journal_id','state','name','user_id','pos_session_id'],
domain: function(self){ return [['state', '=', 'open'],['pos_session_id', '=', self.pos_session.id]]; },
loaded: function(self, bankstatements, tmp){
self.bankstatements = bankstatements;
tmp.journals = [];
_.each(bankstatements,function(statement){
tmp.journals.push(statement.journal_id[0]);
});
},
},{
model: 'account.journal',
fields: [],
domain: function(self,tmp){ return [['id','in',tmp.journals]]; },
loaded: function(self, journals){
self.journals = journals;
// associate the bank statements with their journals.
var bankstatements = self.bankstatements;
for(var i = 0, ilen = bankstatements.length; i < ilen; i++){
for(var j = 0, jlen = journals.length; j < jlen; j++){
if(bankstatements[i].journal_id[0] === journals[j].id){
bankstatements[i].journal = journals[j];
bankstatements[i].self_checkout_payment_method = journals[j].self_checkout_payment_method;
}
}
}
self.cashregisters = bankstatements;
},
},{
loaded: function(self){
self.company_logo = new Image();
self.company_logo.crossOrigin = 'anonymous';
var logo_loaded = new $.Deferred();
self.company_logo.onload = function(){
var img = self.company_logo;
var ratio = 1;
var targetwidth = 300;
var maxheight = 150;
if( img.width !== targetwidth ){
ratio = targetwidth / img.width;
}
if( img.height * ratio > maxheight ){
ratio = maxheight / img.height;
}
var width = Math.floor(img.width * ratio);
var height = Math.floor(img.height * ratio);
var c = document.createElement('canvas');
c.width = width;
c.height = height
var ctx = c.getContext('2d');
ctx.drawImage(self.company_logo,0,0, width, height);
self.company_logo_base64 = c.toDataURL();
window.logo64 = self.company_logo_base64;
logo_loaded.resolve();
};
self.company_logo.onerror = function(){
logo_loaded.reject();
};
self.company_logo.src = window.location.origin + '/web/binary/company_logo';
return logo_loaded;
},
},
],
// loads all the needed data on the sever. returns a deferred indicating when all the data has loaded.
load_server_data: function(){
var self = this;
var loaded = new $.Deferred();
var progress = 0;
var progress_step = 1.0 / self.models.length;
var tmp = {}; // this is used to share a temporary state between models loaders
var loaded = self.fetch('res.users',['name','company_id'],[['id','=',this.session.uid]])
.then(function(users){
self.user = users[0];
return self.fetch('res.company',
[
'currency_id',
'email',
'website',
'company_registry',
'vat',
'name',
'phone',
'partner_id',
],
[['id','=',users[0].company_id[0]]],
{show_address_only: true});
}).then(function(companies){
self.company = companies[0];
return self.fetch('product.uom', null, null);
}).then(function(units){
self.units = units;
var units_by_id = {};
for(var i = 0, len = units.length; i < len; i++){
units_by_id[units[i].id] = units[i];
units[i].groupable = ( units[i].category_id[0] === 1 );
units[i].is_unit = ( units[i].id === 1 );
}
self.units_by_id = units_by_id;
function load_model(index){
if(index >= self.models.length){
loaded.resolve();
}else{
var model = self.models[index];
self.pos_widget.loading_message(_t('Loading')+' '+(model.model || ''), progress);
var fields = typeof model.fields === 'function' ? model.fields(self,tmp) : model.fields;
var domain = typeof model.domain === 'function' ? model.domain(self,tmp) : model.domain;
var context = typeof model.context === 'function' ? model.context(self,tmp) : model.context;
progress += progress_step;
return self.fetch('res.users', ['name','ean13'], [['ean13', '!=', false]]);
}).then(function(users){
self.users = users;
return self.fetch('res.partner', ['name','street','city','country_id','phone','zip','mobile','email','ean13']);
}).then(function(partners){
self.partners = partners;
self.db.add_partners(partners);
return self.fetch('account.tax', ['name','amount', 'price_include', 'type']);
}).then(function(taxes){
self.taxes = taxes;
return self.fetch(
'pos.session',
['id', 'journal_ids','name','user_id','config_id','start_at','stop_at','sequence_number'],
[['state', '=', 'opened'], ['user_id', '=', self.session.uid]]
);
}).then(function(pos_sessions){
self.pos_session = pos_sessions[0];
return self.fetch('pos.config',[],[['id','=', self.pos_session.config_id[0]]]);
}).then(function(configs){
self.config = configs[0];
self.config.use_proxy = self.config.iface_payment_terminal ||
self.config.iface_electronic_scale ||
self.config.iface_print_via_proxy ||
self.config.iface_scan_via_proxy ||
self.config.iface_cashdrawer;
self.barcode_reader.add_barcode_patterns({
'product': self.config.barcode_product,
'cashier': self.config.barcode_cashier,
'client': self.config.barcode_customer,
'weight': self.config.barcode_weight,
'discount': self.config.barcode_discount,
'price': self.config.barcode_price,
});
return self.fetch('stock.location',[],[['id','=', self.config.stock_location_id[0]]]);
}).then(function(shops){
self.shop = shops[0];
return self.fetch('product.pricelist',['currency_id'],[['id','=',self.config.pricelist_id[0]]]);
}).then(function(pricelists){
self.pricelist = pricelists[0];
return self.fetch('res.currency',['symbol','position','rounding','accuracy'],[['id','=',self.pricelist.currency_id[0]]]);
}).then(function(currencies){
self.currency = currencies[0];
return self.fetch('product.packaging',['ean','product_tmpl_id']);
}).then(function(packagings){
self.db.add_packagings(packagings);
return self.fetch('pos.category', ['id','name','parent_id','child_id','image']);
}).then(function(categories){
self.db.add_categories(categories);
return self.fetch(
'product.product',
['name', 'list_price','price','pos_categ_id', 'taxes_id', 'ean13', 'default_code', 'variants',
'to_weight', 'uom_id', 'uos_id', 'uos_coeff', 'mes_type', 'description_sale', 'description',
'product_tmpl_id'],
[['sale_ok','=',true],['available_in_pos','=',true]],
{pricelist: self.pricelist.id} // context for price
);
}).then(function(products){
self.db.add_products(products);
return self.fetch(
'account.bank.statement',
['account_id','currency','journal_id','state','name','user_id','pos_session_id'],
[['state','=','open'],['pos_session_id', '=', self.pos_session.id]]
);
}).then(function(bankstatements){
var journals = [];
_.each(bankstatements,function(statement) {
journals.push(statement.journal_id[0]);
});
self.bankstatements = bankstatements;
return self.fetch('account.journal', undefined, [['id','in', journals]]);
}).then(function(journals){
self.journals = journals;
// associate the bank statements with their journals.
var bankstatements = self.bankstatements;
for(var i = 0, ilen = bankstatements.length; i < ilen; i++){
for(var j = 0, jlen = journals.length; j < jlen; j++){
if(bankstatements[i].journal_id[0] === journals[j].id){
bankstatements[i].journal = journals[j];
bankstatements[i].self_checkout_payment_method = journals[j].self_checkout_payment_method;
}
}
if( model.model ){
new instance.web.Model(model.model).query(fields).filter(domain).context(context).all()
.then(function(result){
$.when(model.loaded(self,result,tmp))
.then(function(){ load_model(index + 1); },
function(err){ loaded.reject(err); });
},function(err){
loaded.reject(err);
});
}else if( model.loaded ){
$.when(model.loaded(self,tmp))
.then( function(){ load_model(index +1); },
function(err){ loaded.reject(err); });
}else{
load_model(index + 1);
}
self.cashregisters = bankstatements;
}
}
load_model(0);
// Load the company Logo
self.company_logo = new Image();
self.company_logo.crossOrigin = 'anonymous';
var logo_loaded = new $.Deferred();
self.company_logo.onload = function(){
var img = self.company_logo;
var ratio = 1;
var targetwidth = 300;
var maxheight = 150;
if( img.width !== targetwidth ){
ratio = targetwidth / img.width;
}
if( img.height * ratio > maxheight ){
ratio = maxheight / img.height;
}
var width = Math.floor(img.width * ratio);
var height = Math.floor(img.height * ratio);
var c = document.createElement('canvas');
c.width = width;
c.height = height
var ctx = c.getContext('2d');
ctx.drawImage(self.company_logo,0,0, width, height);
self.company_logo_base64 = c.toDataURL();
window.logo64 = self.company_logo_base64;
logo_loaded.resolve();
};
self.company_logo.onerror = function(){
logo_loaded.reject();
};
self.company_logo.src = window.location.origin + '/web/binary/company_logo';
return logo_loaded;
});
return loaded;
},