File size: 3,668 Bytes
d834a80
 
 
 
7a9f9c6
d834a80
 
 
44c4b7e
d834a80
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
ca18868
 
 
 
 
 
 
 
d834a80
44c4b7e
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
d834a80
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
44c4b7e
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
package utils

import (
	"errors"
	dto "whatsapp-backend/models/dto"
	http_error "whatsapp-backend/models/error"

	"github.com/gin-gonic/gin"
	"github.com/go-playground/validator/v10"
	"gorm.io/gorm"
)

func ResponseOK[Tdata any, TMetaData any](c *gin.Context, metaData TMetaData, data Tdata) {
	c.JSON(200, dto.SuccessResponse[Tdata]{
		Status:   "success",
		Data:     data,
		Message:  "Data retrieved Successfully!",
		MetaData: metaData,
	})
}

func ResponseFAILED[TMetaData any](c *gin.Context, metaData TMetaData, err error) {
	if errors.Is(err, http_error.BAD_REQUEST_ERROR) {
		c.JSON(400, dto.ErrorResponse{
			Status:   "error",
			Error:    err,
			Message:  "Invalid request format!",
			MetaData: metaData,
		})
		return
	} else if errors.Is(err, http_error.INTERNAL_SERVER_ERROR) {
		c.JSON(500, dto.ErrorResponse{
			Status:   "error",
			Error:    err,
			Message:  "Internal Server Error!",
			MetaData: metaData,
		})
		return
	} else if errors.Is(err, http_error.UNAUTHORIZED) {
		c.JSON(401, dto.ErrorResponse{
			Status:   "error",
			Error:    err,
			Message:  "Unauthorized, you don't have permission to access this service!",
			MetaData: metaData,
		})
		return
	} else if errors.Is(err, http_error.DATA_NOT_FOUND) || errors.Is(err, gorm.ErrRecordNotFound) {
		c.JSON(404, dto.ErrorResponse{
			Status:   "error",
			Error:    err,
			Message:  "There is not data with given credential / given parameter!",
			MetaData: metaData,
		})
		return
	} else if errors.Is(err, http_error.TIMEOUT) {
		c.JSON(504, dto.ErrorResponse{
			Status:   "error",
			Error:    err,
			Message:  "Server took to long to respond!",
			MetaData: metaData,
		})
		return
	} else if errors.Is(err, http_error.FORBIDDEN) || errors.Is(err, http_error.ERR_INVALID_CSRF) {
		c.JSON(403, dto.ErrorResponse{
			Status:   "error",
			Error:    err,
			Message:  "Forbidden action!",
			MetaData: metaData,
		})
		return
	} else {
		// Check for Validation Errors
		var validationErrors validator.ValidationErrors
		if errors.As(err, &validationErrors) {
			friendlyErrors := make([]string, len(validationErrors))
			for i, fieldError := range validationErrors {
				friendlyErrors[i] = msgForTag(fieldError)
			}
			c.JSON(400, dto.ErrorResponse{
				Status:   "error",
				Error:    friendlyErrors,
				Message:  "Validation Failed",
				MetaData: nil,
			})
			return
		}

		if errors.Is(err, http_error.ERR_USER_NOT_FOUND) || errors.Is(err, http_error.ERR_WRONG_PASSWORD) {
			c.JSON(401, dto.ErrorResponse{
				Status:   "error",
				Error:    err,
				Message:  err.Error(),
				MetaData: metaData,
			})
			return
		} else if errors.Is(err, http_error.ERR_USER_ALREADY_EXISTS) {
			c.JSON(409, dto.ErrorResponse{
				Status:   "error",
				Error:    err,
				Message:  err.Error(),
				MetaData: metaData,
			})
			return
		}

		// Default to 500
		c.JSON(500, dto.ErrorResponse{
			Status:   "error",
			Error:    err,
			Message:  err.Error(),
			MetaData: metaData,
		})
		return
	}

}

func SendResponse[Tdata any, TMetaData any](c *gin.Context, metaData TMetaData, data Tdata, err error) {
	if !c.IsAborted() {
		if err != nil {
			ResponseFAILED(c, metaData, err)
			c.Abort()
			return
		} else {
			ResponseOK(c, metaData, data)
			c.Abort()
			return
		}
	}

}

func msgForTag(fe validator.FieldError) string {
	switch fe.Tag() {
	case "required":
		return "This field is required"
	case "email":
		return "Invalid email format"
	case "min":
		return fe.Field() + " must be longer than " + fe.Param() + " characters"
	case "max":
		return fe.Field() + " must be shorter than " + fe.Param() + " characters"
	}
	return fe.Error() // Default error message
}