aboutsummaryrefslogtreecommitdiff
path: root/request_handlers.go
blob: 187d75993a6bc109fd3273364890b7620bca758d (plain)
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
/* mg - MyAnimeList to Go API wrapper
 * Copyright (C) 2023  Vidhu Kant Sharma <vidhukant@vidhukant.com>

 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

package mg

import (
	"encoding/json"
	"net/http"
	"net/url"
	"strconv"
	"strings"
	"errors"
	"io"
)

func (c Client) get(endpoint string) ([]byte, error) {
	// can safely ignore error with http.NewRequest
	req, _ := http.NewRequest(http.MethodGet, endpoint, nil)

	// add authorization headers
	if c.ClientAuthOnly {
		req.Header.Add("X-MAL-CLIENT-ID", c.ClientAuth)
	} else {
		req.Header.Add("Authorization", c.MainAuth)
	}

	// send request
	res, err := c.httpClient.Do(req)
	if err != nil {
		return []byte{}, err
	}
	defer res.Body.Close()

	// read response body
	body, err := io.ReadAll(res.Body)
	if err != nil {
		return body, err
	}

	// in case MAL returns error
	var e MALError
	json.Unmarshal(body, &e)
	if e.Err != "" {
		return body, errors.New("MyAnimeList Error: " + e.Err + " " + e.Msg)
	}

	return body, nil
}

func (c Client) delete(endpoint string) error {
	if c.ClientAuthOnly {
		return ErrClientAuthNotSupported
	}

	// can safely ignore error with http.NewRequest
	req, _ := http.NewRequest(http.MethodDelete, endpoint, nil)

	// add authorization headers
	req.Header.Add("Authorization", c.MainAuth)

	// send request
	res, err := c.httpClient.Do(req)
	if err != nil {
		return err
	}
	defer res.Body.Close()

	// read response body
	body, err := io.ReadAll(res.Body)
	if err != nil {
		return err
	}

	// in case MAL returns error
	var e MALError
	json.Unmarshal(body, &e)
	if e.Err != "" {
		return errors.New("MyAnimeList Error: " + e.Err + " " + e.Msg)
	}

	// if anime wasn't in the list from the start
	if res.StatusCode == 404 {
		return ErrAnimeNotInList
	}

	return nil
}

func (c Client) put(endpoint string, params url.Values) ([]byte, error) {
	if c.ClientAuthOnly {
		return []byte{}, ErrClientAuthNotSupported
	}

	encodedParams := params.Encode()

	// can safely ignore error with http.NewRequest
	req, _ := http.NewRequest(http.MethodPatch, endpoint, strings.NewReader(encodedParams))

	// add authorization headers
	req.Header.Add("Authorization", c.MainAuth)
	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
	req.Header.Add("Content-Length", strconv.Itoa(len(encodedParams)))

	// send request
	res, err := c.httpClient.Do(req)
	if err != nil {
		return []byte{}, err
	}
	defer res.Body.Close()

	// read response body
	body, err := io.ReadAll(res.Body)
	if err != nil {
		return body, err
	}

	// in case MAL returns error
	var e MALError
	json.Unmarshal(body, &e)
	if e.Err != "" {
		return body, errors.New("MyAnimeList Error: " + e.Err + " " + e.Msg)
	}

	return body, nil
}