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GUVEN Kemal
InternshipManager-Back
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Crud internship
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crud-internship
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GUVEN Kemal
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crud-internship
into
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2 years ago
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Created by: hihubbIe
unsupported: PDF upload not yet handled for state tracking
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099068fb
fix: PUT not outputs and saves correctly the internship
· 099068fb
Ivan Alglave
authored
2 years ago
src/internships/dao/internships.dao.ts
0 → 100644
+
230
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import
{
Injectable
,
NotFoundException
}
from
'
@nestjs/common
'
;
import
{
InjectModel
}
from
'
@nestjs/mongoose
'
;
import
{
Model
}
from
'
mongoose
'
;
import
{
BAD_REQUEST
,
CONFLICT
}
from
'
src/shared/HttpError
'
;
import
{
isStateValid
,
STATE_COMPANY_SIGNS_INTERNSHIP_AGREEMENT
,
STATE_DEAN_SIGNS_INTERNSHIP_AGREEMENT
,
STATE_RESPONSIBLE_ACCEPTS_INTERNSHIP_INFORMATION
,
STATE_RESPONSIBLE_SIGNS_INTERNSHIP_AGREEMENT
,
STATE_SECRETARY_ESTABLISHES_INTERNSHIP_AGREEMENT
,
STATE_STUDENT_ENTERS_INTERNSHIP_INFORMATION
,
STATE_STUDENT_SIGNS_INTERNSHIP_AGREEMENT
,
}
from
'
src/shared/InternshipState
'
;
import
{
CreateInternshipDto
}
from
'
../dto/create-internship.dto
'
;
import
{
InternshipDto
}
from
'
../dto/internship.dto
'
;
import
{
Internship
}
from
'
../schemas/internship.schema
'
;
@
Injectable
()
export
class
InternshipDao
{
constructor
(
@
InjectModel
(
Internship
.
name
)
private
readonly
_internshipModel
:
Model
<
Internship
>
,
)
{}
find
=
():
Promise
<
Internship
[]
>
=>
new
Promise
((
resolve
,
reject
)
=>
{
this
.
_internshipModel
.
find
({},
{},
{},
(
err
,
value
)
=>
{
if
(
err
)
reject
(
err
.
message
);
if
(
!
value
)
reject
(
'
No values
'
);
resolve
(
value
);
});
});
findByStudentId
=
(
studentId
:
string
):
Promise
<
Internship
|
void
>
=>
new
Promise
((
resolve
,
reject
)
=>
{
this
.
_internshipModel
.
findOne
({
studentId
},
{},
{},
(
err
,
value
)
=>
{
if
(
err
)
reject
(
err
.
message
);
if
(
!
value
)
reject
(
new
NotFoundException
());
resolve
(
value
);
});
});
save
=
(
internship
:
CreateInternshipDto
):
Promise
<
Internship
>
=>
new
Promise
((
resolve
,
reject
)
=>
{
// Use updateOne with `upsert: true` to only insert when no other document has the same studentId to prevent duplicata
const
decoratedInternship
=
this
.
toInternshipDtoWithTracking
(
internship
);
this
.
_internshipModel
.
updateOne
(
{
studentId
:
internship
.
studentId
},
{
$setOnInsert
:
decoratedInternship
},
{
upsert
:
true
,
runValidators
:
true
,
},
(
err
,
value
)
=>
{
const
{
upsertedCount
}
=
value
;
if
(
err
)
reject
(
err
.
message
);
if
(
upsertedCount
===
0
)
reject
(
CONFLICT
);
resolve
(
decoratedInternship
as
Internship
);
},
);
});
findByStudentIdAndUpdate
=
(
studentId
:
string
,
internship
:
CreateInternshipDto
,
):
Promise
<
Internship
|
void
>
=>
new
Promise
((
resolve
,
reject
)
=>
{
// Check if information modification is allowed -> current state is information input by student and updating is allowed
if
(
studentId
!==
internship
.
studentId
)
reject
(
BAD_REQUEST
);
const
decoratedInternship
=
this
.
toInternshipDtoWithTracking
(
internship
);
this
.
_internshipModel
.
findOneAndReplace
(
{
studentId
,
'
tracking.state
'
:
STATE_STUDENT_ENTERS_INTERNSHIP_INFORMATION
,
},
decoratedInternship
,
{
new
:
true
,
runValidators
:
true
,
},
(
err
,
value
)
=>
{
if
(
err
)
reject
(
err
.
message
);
// if (typeof value !== typeof Internship) reject(INTERNAL);
resolve
(
value
as
Internship
);
},
);
});
private
updateTrackingState
=
(
studentId
:
string
,
state
:
string
,
nextState
:
string
,
contentHolder
:
string
,
content
:
string
|
boolean
,
callback
:
(
err
:
any
,
value
:
any
)
=>
void
,
)
=>
{
this
.
_internshipModel
.
findOneAndUpdate
(
{
studentId
,
'
tracking.state
'
:
state
,
},
{
$set
:
{
'
tracking.state
'
:
nextState
,
[
contentHolder
]:
content
,
},
},
{
new
:
true
,
runValidators
:
true
,
},
callback
,
);
};
findByStudentIdAndUpdateTracking
=
(
studentId
:
string
,
state
:
string
,
content
:
string
|
boolean
,
):
Promise
<
Internship
|
void
>
=>
new
Promise
((
resolve
,
reject
)
=>
{
if
(
!
isStateValid
(
state
))
reject
(
BAD_REQUEST
);
console
.
log
(
typeof
content
);
let
nextState
:
string
,
contentHolder
:
string
;
let
valid
=
false
;
switch
(
state
)
{
case
STATE_STUDENT_ENTERS_INTERNSHIP_INFORMATION
:
{
if
(
typeof
content
===
'
boolean
'
&&
content
===
true
)
{
nextState
=
STATE_RESPONSIBLE_ACCEPTS_INTERNSHIP_INFORMATION
;
contentHolder
=
'
tracking.studentEntersInternshipInformation
'
;
valid
=
true
;
}
else
reject
(
BAD_REQUEST
);
break
;
}
case
STATE_RESPONSIBLE_ACCEPTS_INTERNSHIP_INFORMATION
:
{
if
(
typeof
content
===
'
boolean
'
&&
content
===
true
)
{
// content === true -> Responsible agrees with internship
nextState
=
STATE_SECRETARY_ESTABLISHES_INTERNSHIP_AGREEMENT
;
contentHolder
=
'
tracking.responsibleAcceptsInternshipInformation
'
;
valid
=
true
;
}
else
if
(
typeof
content
===
'
boolean
'
&&
content
===
false
)
{
// content === false -> Responsible did not agree with internship, go back to student entering information
nextState
=
STATE_STUDENT_ENTERS_INTERNSHIP_INFORMATION
;
contentHolder
=
'
tracking.responsibleAcceptsInternshipInformation
'
;
valid
=
true
;
}
else
reject
(
BAD_REQUEST
);
break
;
}
case
STATE_SECRETARY_ESTABLISHES_INTERNSHIP_AGREEMENT
:
{
if
(
typeof
content
!==
'
string
'
)
reject
(
BAD_REQUEST
);
else
{
nextState
=
STATE_STUDENT_SIGNS_INTERNSHIP_AGREEMENT
;
contentHolder
=
'
tracking.secretaryEstablishesInternshipAgreement
'
;
valid
=
true
;
}
break
;
}
case
STATE_STUDENT_SIGNS_INTERNSHIP_AGREEMENT
:
{
if
(
typeof
content
!==
'
string
'
)
reject
(
BAD_REQUEST
);
else
{
nextState
=
STATE_RESPONSIBLE_SIGNS_INTERNSHIP_AGREEMENT
;
contentHolder
=
'
tracking.studentSignsInternshipAgreement
'
;
valid
=
true
;
}
break
;
}
case
STATE_RESPONSIBLE_SIGNS_INTERNSHIP_AGREEMENT
:
{
if
(
typeof
content
!==
'
string
'
)
reject
(
BAD_REQUEST
);
else
{
nextState
=
STATE_COMPANY_SIGNS_INTERNSHIP_AGREEMENT
;
contentHolder
=
'
tracking.responsibleSignsInternshipAgreement
'
;
valid
=
true
;
}
break
;
}
case
STATE_COMPANY_SIGNS_INTERNSHIP_AGREEMENT
:
{
if
(
typeof
content
!==
'
string
'
)
reject
(
BAD_REQUEST
);
else
{
nextState
=
STATE_DEAN_SIGNS_INTERNSHIP_AGREEMENT
;
contentHolder
=
'
tracking.companySignsInternshipAgreement
'
;
valid
=
true
;
}
break
;
}
case
STATE_DEAN_SIGNS_INTERNSHIP_AGREEMENT
:
{
if
(
typeof
content
!==
'
string
'
)
reject
(
BAD_REQUEST
);
else
{
nextState
=
'
/
'
;
contentHolder
=
'
tracking.deanSignsInternshipAgreement
'
;
valid
=
true
;
}
break
;
}
}
if
(
valid
)
{
this
.
updateTrackingState
(
studentId
,
state
,
nextState
,
contentHolder
,
content
,
(
err
,
value
)
=>
{
if
(
err
)
reject
(
err
);
else
if
(
!
value
)
reject
(
BAD_REQUEST
);
else
resolve
(
value
);
},
);
}
});
findByStudentIdAndRemove
=
(
studentId
:
string
):
Promise
<
Internship
|
void
>
=>
new
Promise
((
resolve
,
reject
)
=>
{
this
.
_internshipModel
.
findOneAndDelete
({
studentId
},
{},
(
err
)
=>
{
if
(
err
)
reject
(
err
.
message
);
resolve
();
});
});
toInternshipDtoWithTracking
=
(
createInternshipDto
:
CreateInternshipDto
,
):
InternshipDto
=>
{
return
{
...
createInternshipDto
,
tracking
:
{
state
:
STATE_STUDENT_ENTERS_INTERNSHIP_INFORMATION
,
},
};
};
}
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