/
gql.go
190 lines (177 loc) · 6.14 KB
/
gql.go
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
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
package gql
import (
"embed"
"encoding/json"
"io/ioutil"
"log"
"net/http"
"github.com/pjmd89/gogql/lib"
gqlHttp "github.com/pjmd89/gogql/lib/http"
"github.com/pjmd89/gogql/lib/resolvers"
"github.com/pjmd89/gogql/lib/resolvers/directives"
"github.com/pjmd89/gogql/lib/resolvers/objectTypes"
"github.com/pjmd89/gogql/lib/resolvers/scalars"
"github.com/pjmd89/gqlparser/v2"
"github.com/pjmd89/gqlparser/v2/ast"
)
func GenerateInit(serverName string, path string) *gql {
gql := &gql{}
gql.serverName = serverName
gql.generateLoadSchema(path)
gql.objectTypes = make(map[string]resolvers.ObjectTypeInterface)
gql.directives = make(map[string]resolvers.Directive)
gql.scalars = make(map[string]resolvers.Scalar)
gql.objectTypes["__Schema"] = objectTypes.NewSchema(gql.schema, gql.directives)
gql.objectTypes["__Type"] = objectTypes.NewType(gql.schema, gql.directives)
gql.objectTypes["__Field"] = objectTypes.NewField(gql.schema, gql.directives)
gql.objectTypes["__EnumValue"] = objectTypes.NewEnumValue(gql.schema, gql.directives)
gql.objectTypes["__InputValue"] = objectTypes.NewInputValue(gql.schema, gql.directives)
gql.objectTypes["__Directive"] = objectTypes.NewDirective(gql.schema)
/*
gql.directives["include"] = directives.NewInclude(gql.schema);
gql.directives["skip"] = directives.NewSkip(gql.schema);
//
*/
gql.directives["deprecated"] = directives.NewDeprecated(gql.schema)
gql.scalars["ID"] = scalars.NewIDScalar()
gql.scalars["Boolean"] = scalars.NewBoolScalar()
gql.scalars["String"] = scalars.NewStringScalar()
gql.scalars["Int"] = scalars.NewIntScalar()
gql.scalars["Float"] = scalars.NewFloatScalar()
return gql
}
func Init(serverName string, embedFS embed.FS, folder string) *gql {
gql := &gql{}
gql.serverName = serverName
gql.loadSchema(embedFS, folder)
gql.objectTypes = make(map[string]resolvers.ObjectTypeInterface)
gql.directives = make(map[string]resolvers.Directive)
gql.scalars = make(map[string]resolvers.Scalar)
gql.objectTypes["__Schema"] = objectTypes.NewSchema(gql.schema, gql.directives)
gql.objectTypes["__Type"] = objectTypes.NewType(gql.schema, gql.directives)
gql.objectTypes["__Field"] = objectTypes.NewField(gql.schema, gql.directives)
gql.objectTypes["__EnumValue"] = objectTypes.NewEnumValue(gql.schema, gql.directives)
gql.objectTypes["__InputValue"] = objectTypes.NewInputValue(gql.schema, gql.directives)
gql.objectTypes["__Directive"] = objectTypes.NewDirective(gql.schema)
/*
gql.directives["include"] = directives.NewInclude(gql.schema);
gql.directives["skip"] = directives.NewSkip(gql.schema);
//*/
gql.directives["deprecated"] = directives.NewDeprecated(gql.schema)
gql.scalars["ID"] = scalars.NewIDScalar()
gql.scalars["Boolean"] = scalars.NewBoolScalar()
gql.scalars["String"] = scalars.NewStringScalar()
gql.scalars["Int"] = scalars.NewIntScalar()
gql.scalars["Float"] = scalars.NewFloatScalar()
return gql
}
func (o *gql) GetScalars() Scalars {
return o.scalars
}
func (o *gql) GetSchema() *ast.Schema {
return o.schema
}
func (o *gql) ObjectType(resolver string, object resolvers.ObjectTypeInterface) {
o.objectTypes[resolver] = object
}
func (o *gql) Directive(resolver string, object resolvers.Directive) {
o.directives[resolver] = object
}
func (o *gql) Scalar(resolver string, object resolvers.Scalar) {
o.scalars[resolver] = object
}
func (o *gql) scanSchema(embedFS embed.FS, folder string) (r []string) {
files, _ := embedFS.ReadDir(folder)
for _, file := range files {
if file.IsDir() {
r = append(r, o.scanSchema(embedFS, folder+"/"+file.Name())...)
} else {
r = append(r, folder+"/"+file.Name())
}
}
return
}
func (o *gql) generateLoadSchema(path string) {
var schema []*ast.Source
files := lib.ScanDir(path)
for _, file := range files {
content, err := ioutil.ReadFile(file)
if err != nil {
log.Fatal(err)
}
text := string(content)
schema = append(schema, &ast.Source{Name: file, Input: text, BuiltIn: true})
}
parser, err := gqlparser.LoadSchema(schema...)
if err != nil {
log.Fatal(err.Error())
}
if parser.Subscription != nil {
for _, subs := range parser.Subscription.Fields {
PubSub.createSubscriptionEvent(OperationID(subs.Name))
}
}
if err != nil {
log.Fatal(err)
}
o.schema = parser
}
func (o *gql) loadSchema(embedFS embed.FS, folder string) {
var schema []*ast.Source
files := o.scanSchema(embedFS, folder)
for _, file := range files {
content, err := embedFS.ReadFile(file)
if err != nil {
log.Fatal(err)
}
text := string(content)
schema = append(schema, &ast.Source{Name: file, Input: text, BuiltIn: true})
}
parser, err := gqlparser.LoadSchema(schema...)
if err != nil {
log.Fatal(err.Error())
}
if parser.Subscription != nil {
for _, subs := range parser.Subscription.Fields {
PubSub.createSubscriptionEvent(OperationID(subs.Name))
}
}
if err != nil {
log.Fatal(err)
}
o.schema = parser
}
func (o *gql) GQLRenderSubscription(mt int, message []byte, socketId, sessionID string) {
var request WebSocketRequest
json.Unmarshal(message, &request)
//var response *HttpResponse = &HttpResponse{};
switch request.Type {
case "connection_init":
r := `{"type":"connection_ack","payload":{}}`
gqlHttp.WriteWebsocketMessage(mt, socketId, []byte(r))
case "subscribe":
o.WebsocketResponse(request.Payload, socketId, RequestID(request.Id), mt, sessionID)
//r = `{"id":"`+request.Id+`","type":"next","payload":`+response.Data+`}`;
case "ping":
r := `{"type":"pong","payload":{}}`
gqlHttp.WriteWebsocketMessage(mt, socketId, []byte(r))
case "complete":
r := `{"id":"` + request.Id + `","type":"complete"}`
gqlHttp.WriteWebsocketMessage(mt, socketId, []byte(r))
default:
}
}
func (o *gql) GQLRender(w http.ResponseWriter, r *http.Request, sessionID string) string {
var request HttpRequest
json.NewDecoder(r.Body).Decode(&request)
response := o.response(request, sessionID)
rx := response.Data
return rx
}
func (o *gql) WriteWebsocketMessage(mt int, socketId string, requestID RequestID, response *HttpResponse) {
r := `{"id":"` + string(requestID) + `","type":"next","payload":` + response.Data + `}`
gqlHttp.WriteWebsocketMessage(mt, socketId, []byte(r))
}
func (o *gql) GetServerName() string {
return o.serverName
}