API: get data from gpx to display chart w/ speed and elevation
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@ -8,8 +8,8 @@ from sqlalchemy import exc
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from ..users.utils import authenticate, verify_extension
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from .models import Activity, Sport
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from .utils import (
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create_activity, create_segment, edit_activity, get_file_path,
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get_gpx_info, get_new_file_path
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create_activity, create_segment, edit_activity, get_chart_data,
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get_file_path, get_gpx_info, get_new_file_path
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)
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activities_blueprint = Blueprint('activities', __name__)
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@ -114,6 +114,53 @@ def get_activity_gpx(auth_user_id, activity_id):
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return jsonify(response_object), code
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@activities_blueprint.route(
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'/activities/<int:activity_id>/chart_data', methods=['GET']
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)
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@authenticate
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def get_activity_chart_data(auth_user_id, activity_id):
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"""Get chart data from an activity gpx file"""
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activity = Activity.query.filter_by(id=activity_id).first()
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if activity:
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if not activity.gpx or activity.gpx == '':
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response_object = {
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'status': 'fail',
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'message': f'No gpx file for this activity (id: {activity_id})'
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}
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return jsonify(response_object), 400
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try:
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chart_content = get_chart_data(activity.gpx)
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except Exception as e:
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appLog.error(e)
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response_object = {
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'status': 'error',
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'message': 'internal error',
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'data': {
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'chart_data': ''
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}
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}
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return jsonify(response_object), 500
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status = 'success'
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message = ''
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code = 200
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else:
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chart_content = ''
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status = 'not found'
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message = f'Activity not found (id: {activity_id})'
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code = 404
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response_object = {
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'status': status,
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'message': message,
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'data': {
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'chart_data': chart_content
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}
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}
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return jsonify(response_object), code
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@activities_blueprint.route('/activities', methods=['POST'])
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@authenticate
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def post_activity(auth_user_id):
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@ -122,7 +122,7 @@ def get_gpx_data(parsed_gpx, max_speed, start):
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return gpx_data
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def get_gpx_info(gpx_file):
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def open_gpx_file(gpx_file):
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gpx_file = open(gpx_file, 'r')
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try:
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@ -131,10 +131,17 @@ def get_gpx_info(gpx_file):
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appLog.error(e)
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return None
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# handle only one track per file
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if len(gpx.tracks) == 0:
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return None
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return gpx
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def get_gpx_info(gpx_file):
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gpx = open_gpx_file(gpx_file)
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if gpx is None:
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return None
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gpx_data = {
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'name': gpx.tracks[0].name,
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'segments': []
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@ -173,6 +180,42 @@ def get_gpx_info(gpx_file):
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return gpx_data
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def get_chart_data(gpx_file):
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gpx = open_gpx_file(gpx_file)
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if gpx is None:
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return None
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chart_data = []
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first_point = None
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previous_point = None
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previous_distance = 0
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for segment_idx, segment in enumerate(gpx.tracks[0].segments):
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for point_idx, point in enumerate(segment.points):
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if segment_idx == 0 and point_idx == 0:
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first_point = point
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distance = (point.distance_3d(previous_point)
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if (point.elevation
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and previous_point
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and previous_point.elevation)
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else point.distance_2d(previous_point)
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)
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distance = 0 if distance is None else distance
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distance += previous_distance
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speed = round((segment.get_speed(point_idx) / 1000)*3600, 2)
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chart_data.append({
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'distance': round(distance / 1000, 2),
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'duration': point.time_difference(first_point),
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'elevation': round(point.elevation, 1),
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'speed': speed,
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'time': point.time,
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})
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previous_point = point
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previous_distance = distance
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return chart_data
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def get_file_path(auth_user_id, activity_file):
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filename = secure_filename(activity_file.filename)
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dir_path = os.path.join(
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@ -254,8 +254,23 @@ def test_get_an_activity_no_actvity_no_gpx(app, user_1):
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assert 'Activity not found (id: 11)' in data['message']
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assert data['data']['gpx'] == ''
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response = client.get(
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'/api/activities/11/chart_data',
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headers=dict(
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Authorization='Bearer ' + json.loads(
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resp_login.data.decode()
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)['auth_token']
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)
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)
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data = json.loads(response.data.decode())
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def test_get_an_activity_actvity_no_gpx(
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assert response.status_code == 404
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assert 'not found' in data['status']
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assert 'Activity not found (id: 11)' in data['message']
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assert data['data']['chart_data'] == ''
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def test_get_an_activity_activity_no_gpx(
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app, user_1, sport_1_cycling, activity_cycling_user_1
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):
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client = app.test_client()
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@ -281,8 +296,22 @@ def test_get_an_activity_actvity_no_gpx(
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assert 'fail' in data['status']
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assert 'No gpx file for this activity (id: 1)' in data['message']
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response = client.get(
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'/api/activities/1/chart_data',
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headers=dict(
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Authorization='Bearer ' + json.loads(
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resp_login.data.decode()
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)['auth_token']
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)
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)
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data = json.loads(response.data.decode())
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def test_get_an_activity_actvity_invalid_gpx(
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assert response.status_code == 400
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assert 'fail' in data['status']
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assert 'No gpx file for this activity (id: 1)' in data['message']
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def test_get_an_activity_activity_invalid_gpx(
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app, user_1, sport_1_cycling, activity_cycling_user_1
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):
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activity_cycling_user_1.gpx = "some path"
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@ -309,3 +338,18 @@ def test_get_an_activity_actvity_invalid_gpx(
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assert 'error' in data['status']
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assert 'internal error' in data['message']
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assert data['data']['gpx'] == ''
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response = client.get(
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'/api/activities/1/chart_data',
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headers=dict(
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Authorization='Bearer ' + json.loads(
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resp_login.data.decode()
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)['auth_token']
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)
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)
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data = json.loads(response.data.decode())
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assert response.status_code == 500
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assert 'error' in data['status']
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assert 'internal error' in data['message']
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assert data['data']['chart_data'] == ''
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@ -189,6 +189,47 @@ def test_get_an_activity_with_gpx(app, user_1, sport_1_cycling, gpx_file):
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assert len(data['data']['gpx']) != ''
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def test_get_chart_data_activty_with_gpx(
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app, user_1, sport_1_cycling, gpx_file
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):
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client = app.test_client()
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resp_login = client.post(
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'/api/auth/login',
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data=json.dumps(dict(
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email='test@test.com',
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password='12345678'
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)),
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content_type='application/json'
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)
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client.post(
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'/api/activities',
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data=dict(
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file=(BytesIO(str.encode(gpx_file)), 'example.gpx'),
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data='{"sport_id": 1}'
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),
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headers=dict(
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content_type='multipart/form-data',
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Authorization='Bearer ' + json.loads(
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resp_login.data.decode()
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)['auth_token']
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)
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)
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response = client.get(
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'/api/activities/1/chart_data',
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headers=dict(
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Authorization='Bearer ' + json.loads(
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resp_login.data.decode()
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)['auth_token']
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)
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)
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data = json.loads(response.data.decode())
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assert response.status_code == 200
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assert 'success' in data['status']
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assert data['message'] == ''
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assert data['data']['chart_data'] != ''
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def test_add_an_activity_with_gpx_without_name(
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app, user_1, sport_1_cycling, gpx_file_wo_name
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):
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