summaryrefslogtreecommitdiff
path: root/cmd/generate/templates.go.tmpl
blob: 0e684e363a77ddc28b02e353a4adf2e27eb8d8cc (plain) (blame)
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
// WARNING: this file has been automatically generated by
// codeberg.org/fooelevator/hh. DO NOT EDIT MANUALLY!

package {{ .PackageName }}

import (
    "net/http"
)

func hhMountRoutes[S any](s S, mux *http.ServeMux) {
    if mux == nil {
        mux = http.DefaultServeMux
    }
    wrapper := func(handler func(s S, w http.ResponseWriter, r *http.Request)) http.Handler {
        return http.HandlerFunc(func (w http.ResponseWriter, r *http.Request) {
            handler(s, w, r)
        })
    }

    {{ range $_, $fn := .Functions -}}
        mux.Handle({{ $fn.Pattern | quote }}, wrapper(hh_{{ $fn.Name }}))
    {{ end }}
}

{{ range $_, $fn := .Functions }}
func hh_{{ $fn.Name }}[S any](s S, w http.ResponseWriter, r *http.Request) {
    {{- if $fn.DoParseForm }}
        if err := r.ParseForm(); err != nil {
            panic("todo: Bad request")
        }
    {{ end }}
    {{- range $_, $f := $fn.RequestTypeFields }}
        {{ if eq $f.TypeDef "*http.Request" }}
            {{ continue }}
        {{ end }}
        var {{ $f.Name }}0 string
        {{- if $f.Optional }}
            {{ $f.Name }}Skipped := false
        {{- end }}
        {{- if eq $f.Extractor "form" }}
            {{ $f.Name }}1 := r.Form[{{ $f.NameInReq | quote }}]
            if len({{ $f.Name }}1) != 0 {
                {{ $f.Name }}0 = {{ $f.Name }}1[0]
            } else {
                {{- if not $f.Optional }}
                    panic("todo: Bad request: form value " + {{ $f.NameInReq | quote }} + " missing")
                {{- else }}
                    {{ $f.Name }}Skipped = true
                {{- end }}
            }
        {{ else if eq $f.Extractor "path" }}
            {{ $f.Name }}1 := r.PathValue({{ $f.NameInReq | quote }})
            if {{ $f.Name }}1 != "" {
                {{ $f.Name }}0 = {{ $f.Name }}1
            } else {
                {{- if not $f.Optional }}
                    panic("todo: Bad request: path value " + {{ $f.NameInReq | quote }} + " missing")
                {{- else }}
                    {{ $f.Name }}Skipped = true
                {{- end }}
            }
        {{ else if eq $f.Extractor "cookie" }}
            {{ $f.Name }}1, _ := r.Cookie({{ $f.NameInReq | quote }})
            if {{ $f.Name }}1 != nil {
                {{ $f.Name }}0 = {{ $f.Name }}1.Value
            } else {
                {{- if not $f.Optional }}
                    panic("todo: Bad request: cookie " + {{ $f.NameInReq | quote }} + " missing")
                {{- else }}
                    {{ $f.Name }}Skipped = true
                {{- end }}
            }
        {{ else }}
            {{ error "unknown extractor" }}
        {{ end -}}
        {{ if eq $f.TypeDef "string" -}}
            {{ $f.Name }} := {{ $f.Name }}0
        {{ else if eq $f.TypeDef "int" -}}
            var {{ $f.Name }} int
            {{ if $f.Optional }} if !{{ $f.Name }}Skipped { {{ end -}}
                var err error
                {{ $f.Name }}, err = strconv.Atoi({{ $f.Name }}0)
                if err != nil {
                    panic("todo: Bad request: " + {{ $f.NameInReq | quote }} + " must be a valid int")
                }
            {{ if $f.Optional }} } {{ end }}
        {{ end }}
    {{ end }}
    {{ $fn.Name }}(w, {{ $fn.RequestTypeDef }}{
        {{ range $_, $f := $fn.RequestTypeFields -}}
            {{ $f.Name }}: {{ $f.Name }},
        {{ end }}
    })
}
{{ end }}