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Simple order management system small exercise
2022-07-24 13:35:00 【51CTO】
asp.net mvc Field assignment method
Effect display
The front-end code
<
div
class
=
"container"
>
<
div
class
=
"info"
>
<
p
style
=
"font-size:30px;margin:12px auto;width:300px;"
>
Simple order management system
</
p
>
<
hr
/>
<
a
href
=
"Home/Add"
>
Add order
</
a
>
<
table
class
=
"table table-bordered"
>
<
tr
style
=
"background-color:aquamarine"
>
<
th
>
The order no.
</
th
>
<
th
>
Next single
</
th
>
<
th
>
Order date
</
th
>
<
th
>
The order status
</
th
>
<
th
>
operation
</
th
>
</
tr
>
@foreach (
var
item
in
ViewBag.
Lists)
{
<
tr
>
<
td
>
@item.
OrderID
</
td
>
<
td
>
@item.
UserName
</
td
>
<
td
>
@item.
OrderDate.
ToString(
"yyyy year MM month dd Japan ")
</
td
>
@if (
@item.
OrderState
==
0)
{
<
td
style
=
"background-color:red"
>
Not delivered
</
td
>
<
td
><
a
href
=
"/Home/[email protected]"
>
deliver goods
</
a
></
td
>
}
else
{
<
td
>
Shipped
</
td
>
<
td
></
td
>
}
</
tr
>
}
</
table
>
</
div
>
</
div
>
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Additive effect
The front-end code
<!
DOCTYPE
html
>
<
html
>
<
head
>
<
meta
name
=
"viewport"
content
=
"width=device-width"
/>
<
title
>
Add order
</
title
>
<
link
href
=
"~/Content/bootstrap.min.css"
rel
=
"stylesheet"
/>
</
head
>
<
body
>
<
div
class
=
"container"
>
<
p
style
=
"font-size:30px;margin-top:30px;"
>
Add order
</
p
>
<
hr
/>
<
form
action
=
"/Home/Add"
method
=
"post"
>
Next single
<
input
type
=
"text"
name
=
"UserName"
id
=
"UserName"
onblur
=
"checkName()"
class
=
"form-control"
style
=
"width:40%"
/><
span
id
=
"Message"
style
=
"color:red"
></
span
><
br
/>
Order date
<
input
type
=
"date"
name
=
"OrderDate"
id
=
"OrderDate"
class
=
"form-control"
style
=
"width:40%"
/><
span
id
=
"Messagedate"
style
=
"color:red"
></
span
><
br
/><
br
/>
<
input
type
=
"submit"
class
=
"btn btn-block"
value
=
" add to "
style
=
"width:10%;margin-left:150px;"
/><
br
/>
<
span
>
@ViewBag.
message
</
span
>
</
form
>
</
div
>
<
script
src
=
"~/Scripts/jquery-3.4.1.min.js"
></
script
>
<
script
type
=
"text/javascript"
>
$(
function(){
// Execute the form validation function before submitting the form checkForm
$(
"form").
bind(
"submit",
checkForm);
});
function
checkName() {
if (
$(
"#UserName").
val()
==
"") {
$(
"#Message").
html(
" The next person is required ");
$(
"#UserName").
focus();
return
false;
}
else {
$(
"#Message").
html(
"");
}
return
true;
// Verification passed
}
function
checkDate() {
if (
$(
"#OrderDate").
val()
==
"") {
$(
"#Messagedate").
html(
" Order date is required ");
$(
"#OrderDate").
focus();
return
false;
}
else {
$(
"#Messagedate").
html(
"");
}
return
true;
// Verification passed
}
function
checkForm() {
if (
checkName()
&&
checkDate())
return
true;
return
false;
}
</
script
>
</
body
>
</
html
>
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Background code
[
HttpGet]
public
ActionResult
Add()
{
return
View();
}
[
HttpPost]
public
ActionResult
Add(
OrderInfo
o)
{
if (
o
!=
null)
{
db.
OrderInfo.
Add(
o);
int
a
=
db.
SaveChanges();
if (
a
==
1)
{
return
RedirectToAction(
"Index");
}
else
{
ViewBag.
message
=
" Add failure ";
return
View();
}
}
ViewBag.
message
=
" Value is empty ";
return
View();
}
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Shipment background code
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