-
-
Notifications
You must be signed in to change notification settings - Fork 1
/
delivery_discord.go
131 lines (109 loc) · 3.55 KB
/
delivery_discord.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
// Copyright 2024 Teknologi Umum <opensource@teknologiumum.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package brassite
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"strings"
"text/template"
md "github.com/JohannesKaufmann/html-to-markdown"
)
type discordWebhookObject struct {
Username string `json:"username"`
AvatarURL string `json:"avatar_url"`
Content string `json:"content"`
Embeds []discordEmbedObject `json:"embeds,omitempty"`
}
type discordEmbedObject struct {
Author discordAuthorObject `json:"author"`
Title string `json:"title"`
Url string `json:"url"`
Description string `json:"description"`
Color int `json:"color"`
Fields []discordFieldObject `json:"fields"`
Thumbnail discordUrlObject `json:"thumbnail"`
Image discordUrlObject `json:"image"`
}
type discordAuthorObject struct {
Name string `json:"name"`
URL string `json:"url"`
IconURL string `json:"icon_url"`
}
type discordFieldObject struct {
Name string `json:"name"`
Value string `json:"value"`
Inline bool `json:"inline"`
}
type discordUrlObject struct {
Url string `json:"url"`
}
var discordTemplate = template.Must(template.New("discord").Parse("📰 **{{.Title}}**\n\n{{.Content}}Read more: {{.URL}}"))
type discordTemplateData struct {
Title string
Content string
URL string
}
func DeliverToDiscord(ctx context.Context, webhookURL string, feedItem FeedItem, customLogo string) error {
// Prepare the webhook object
converter := md.NewConverter("", true, nil)
content, err := converter.ConvertString(feedItem.ItemDescription)
if err != nil {
return fmt.Errorf("failed to convert HTML to markdown: %w", err)
}
if len(content) > 0 {
content += "\n\n"
}
var sb strings.Builder
err = discordTemplate.Execute(&sb, discordTemplateData{
Title: feedItem.ItemTitle,
Content: content,
URL: feedItem.ItemURL,
})
if err != nil {
return fmt.Errorf("failed to execute discord template: %w", err)
}
webhookObject := discordWebhookObject{
Username: feedItem.ChannelTitle,
AvatarURL: customLogo,
Content: sb.String(),
}
body, err := json.Marshal(webhookObject)
if err != nil {
return fmt.Errorf("failed to marshal discord webhook object: %w", err)
}
request, err := http.NewRequestWithContext(ctx, http.MethodPost, webhookURL, bytes.NewReader(body))
if err != nil {
return fmt.Errorf("failed to create discord webhook request: %w", err)
}
request.Header.Set("Content-Type", "application/json")
request.Header.Set("User-Agent", "Brassite/1.0")
response, err := http.DefaultClient.Do(request)
if err != nil {
return fmt.Errorf("failed to send discord webhook: %w", err)
}
defer func() {
if response.Body != nil {
_ = response.Body.Close()
}
}()
if response.StatusCode >= 400 {
responseBody, _ := io.ReadAll(response.Body)
return fmt.Errorf("discord webhook responded with %d (%s)", response.StatusCode, string(responseBody))
}
return nil
}