-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathuseCamera.ts
More file actions
132 lines (113 loc) · 3.17 KB
/
useCamera.ts
File metadata and controls
132 lines (113 loc) · 3.17 KB
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
// useCamera.ts
import { useState, useRef, useEffect } from "react";
import { CameraView, CameraType, FlashMode } from "expo-camera";
import {
requestCameraPermission,
checkCameraPermission,
getAvailableCameraTypes,
isFlashSupported,
toggleCameraType,
flashModeToLabel,
} from "../utils/camera.utils";
type CameraState = {
hasPermission: boolean | null;
cameraType: CameraType;
flashMode: FlashMode;
zoom: number;
isRecording: boolean;
isCameraReady: boolean;
supportedFlash: boolean;
availableCameraTypes: CameraType[];
photo?: string;
video?: string;
};
const useCamera = () => {
const cameraRef = useRef<CameraView | null>(null);
const [state, setState] = useState<CameraState>({
hasPermission: null,
// Use string literals instead of enum values
cameraType: "front" as CameraType, // Instead of CameraType.back
flashMode: "off", // Instead of FlashMode.off
zoom: 0,
isRecording: false,
isCameraReady: false,
supportedFlash: false,
availableCameraTypes: [],
});
useEffect(() => {
initializeCamera();
}, []);
const initializeCamera = async () => {
const { status } = await requestCameraPermission();
const cameraTypes = await getAvailableCameraTypes();
const flashSupported = await isFlashSupported();
setState((prev) => ({
...prev,
hasPermission: status === "granted",
availableCameraTypes: cameraTypes,
supportedFlash: flashSupported,
}));
};
const toggleCamera = () => {
setState((prev) => ({
...prev,
cameraType: toggleCameraType(prev.cameraType),
}));
};
const cycleFlashMode = () => {
setState((prev) => {
const modes: FlashMode[] = ["off", "on", "auto"];
const currentIndex = modes.indexOf(prev.flashMode);
const nextIndex = (currentIndex + 1) % modes.length;
return { ...prev, flashMode: modes[nextIndex] };
});
};
const adjustZoom = (value: number) => {
setState((prev) => ({
...prev,
zoom: Math.min(Math.max(prev.zoom + value, 0), 1),
}));
};
const takePhoto = async () => {
if (!cameraRef.current || !state.isCameraReady) return;
const photo = await cameraRef.current.takePictureAsync({
quality: 0.7,
skipProcessing: true,
});
setState((prev) => ({ ...prev, photo: photo.uri }));
};
const startRecording = async () => {
if (!cameraRef.current || state.isRecording) return;
setState((prev) => ({ ...prev, isRecording: true }));
const video = await cameraRef.current.recordAsync({
//quality: "720p",
maxDuration: 300,
// mute: false,
});
setState((prev) => ({
...prev,
isRecording: false,
video: video?.uri,
}));
};
const stopRecording = () => {
if (!cameraRef.current || !state.isRecording) return;
cameraRef.current.stopRecording();
};
const handleCameraReady = () => {
setState((prev) => ({ ...prev, isCameraReady: true }));
};
return {
...state,
cameraRef,
flashLabel: flashModeToLabel(state.flashMode),
toggleCamera,
cycleFlashMode,
adjustZoom,
takePhoto,
startRecording,
stopRecording,
handleCameraReady,
};
};
export default useCamera;