Files
workout/db.py
2023-03-31 22:06:53 +11:00

299 lines
12 KiB
Python

import os
import psycopg2
from psycopg2.extras import RealDictCursor
from datetime import datetime
from urllib.parse import urlparse
from utils import get_all_exercises_from_topsets, get_stats_from_topsets, get_workouts
class DataBase():
def __init__(self, app):
db_url = urlparse(os.environ['DATABASE_URL'])
self.conn = psycopg2.connect(
database=db_url.path[1:],
user=db_url.username,
password=db_url.password,
host=db_url.hostname,
port=db_url.port
)
def execute(self, query, args=(), one=False, commit=False):
cur = self.conn.cursor(cursor_factory=RealDictCursor)
cur.execute(query, args)
rv = None
if cur.description is not None:
rv = cur.fetchall()
if commit:
try:
self.conn.commit()
except:
self.conn.rollback()
cur.close()
return (rv[0] if rv else None) if one else rv
def get_exercises(self):
exercises = self.execute(
'SELECT exercise_id AS "ExerciseId", name AS "Name" FROM exercise')
return [{"ExerciseId": e['ExerciseId'], "Name": e['Name']} for e in exercises]
def get_exercise(self, exercise_id):
exercise = self.execute(
'SELECT exercise_id AS "ExerciseId", name AS "Name" FROM exercise WHERE exercise_id=%s LIMIT 1', [exercise_id], one=True)
return exercise
def create_exercise(self, name):
new_exercise = self.execute('INSERT INTO exercise (name) VALUES (%s) RETURNING exercise_id AS "ExerciseId"',
[name], commit=True, one=True)
return new_exercise['ExerciseId']
def delete_exercise(self, exercise_id):
self.execute('DELETE FROM exercise WHERE exercise_id=%s', [
exercise_id], commit=True)
def update_exercise(self, exercise_id, name):
self.execute('UPDATE Exercise SET Name=%s WHERE exercise_id=%s', [
name, exercise_id], commit=True)
def get_people(self):
people = self.execute(
'SELECT person_id AS "PersonId", name AS "Name" FROM person')
return people
def is_valid_person(self, person_id):
person = self.execute(
'SELECT person_id AS "PersonId" FROM person WHERE person_id=%s LIMIT 1', [person_id], one=True)
return person
def create_person(self, name):
new_person = self.execute('INSERT INTO person (name) VALUES (%s) RETURNING person_id AS "PersonId"', [
name], commit=True, one=True)
return new_person['PersonId']
def delete_person(self, person_id):
self.execute('DELETE FROM topset WHERE workout_id IN (SELECT workout_id FROM workout WHERE person_id=%s)', [
person_id], commit=True)
self.execute('DELETE FROM workout WHERE person_id=%s',
[person_id], commit=True)
self.execute('DELETE FROM person WHERE person_id=%s',
[person_id], commit=True)
def update_person_name(self, person_id, name):
self.execute('UPDATE person SET name=%s WHERE person_id=%s', [
name, person_id], commit=True)
def is_valid_workout(self, person_id, workout_id):
workout = self.execute('SELECT W.workout_id AS "WorkoutId" FROM Person P, Workout W WHERE P.person_id=W.person_id AND P.person_id=%s AND W.workout_id=%s LIMIT 1', [
person_id, workout_id], one=True)
return workout
def is_valid_topset(self, person_id, workout_id, topset_id):
topset = self.execute("""
SELECT T.topset_id AS "TopSetId"
FROM Person P, Workout W, TopSet T
WHERE W.person_id=W.person_id AND W.workout_id=T.workout_id AND P.person_id=%s AND W.workout_id = %s AND T.topset_id = %s
LIMIT 1""", [person_id, workout_id, topset_id], one=True)
return topset
def delete_workout(self, workout_id):
self.execute('DELETE FROM topset WHERE workout_id=%s',
[workout_id], commit=True)
self.execute('DELETE FROM workout WHERE workout_id=%s',
[workout_id], commit=True)
def update_topset(self, exercise_id, repetitions, weight, topset_id):
self.execute('UPDATE topset SET exercise_id=%s, repetitions=%s, weight=%s WHERE topSet_id=%s', [
exercise_id, repetitions, weight, topset_id], commit=True)
def create_topset(self, workout_id, exercise_id, repetitions, weight):
new_top_set = self.execute('INSERT INTO topset (workout_id, exercise_id, repetitions, weight) VALUES (%s, %s, %s, %s) RETURNING topset_id AS "TopSetId"', [
workout_id, exercise_id, repetitions, weight], commit=True, one=True)
return new_top_set['TopSetId']
def delete_topset(self, topset_id):
self.execute('DELETE FROM topset WHERE topset_id=%s', [
topset_id], commit=True)
def create_workout(self, person_id):
now = datetime.now()
date_string = now.strftime('%Y-%m-%d')
print(
f'Creating workout for PersonId {person_id} starting at {date_string}')
new_workout = self.execute('INSERT INTO workout (person_id, start_date) VALUES (%s, %s) RETURNING workout_id AS "WorkoutId"', [
person_id, date_string], commit=True, one=True)
return new_workout['WorkoutId']
def get_people_and_workout_count(self, person_id):
return self.execute("""
SELECT
P.person_id AS "PersonId",
P.name AS "Name",
COUNT(W.workout_id) AS "NumberOfWorkouts",
CASE P.person_id
WHEN %s
THEN 1
ELSE 0
END "IsActive"
FROM
Person P LEFT JOIN Workout W ON P.person_id = W.person_id
GROUP BY
P.person_id
ORDER BY
P.person_id""", [person_id])
def update_workout_start_date(self, workout_id, start_date):
self.execute('UPDATE workout SET start_date=%s WHERE workout_id=%s', [
start_date, workout_id], commit=True)
def get_person(self, person_id):
topsets = self.execute("""
SELECT
P.person_id AS "PersonId",
P.name AS "PersonName",
W.workout_id AS "WorkoutId",
W.start_date AS "StartDate",
T.topset_id AS "TopSetId",
E.exercise_id AS "ExerciseId",
E.name AS "ExerciseName",
T.repetitions AS "Repetitions",
T.weight AS "Weight"
FROM Person P
LEFT JOIN Workout W ON P.person_id=W.person_id
LEFT JOIN TopSet T ON W.workout_id=T.workout_id
LEFT JOIN Exercise E ON T.exercise_id=E.exercise_id
WHERE P.person_id=%s""", [person_id])
return {
'PersonId': next((t['PersonId'] for t in topsets), -1),
'PersonName': next((t['PersonName'] for t in topsets), 'Unknown'),
'Stats': get_stats_from_topsets(topsets),
'Exercises': get_all_exercises_from_topsets(topsets),
'Workouts': get_workouts(topsets)
}
def get_workout(self, person_id, workout_id):
topsets = self.execute("""
SELECT
P.person_id AS "PersonId",
P.name AS "PersonName",
W.workout_id AS "WorkoutId",
W.start_date AS "StartDate",
T.topset_id AS "TopSetId",
E.exercise_id AS "ExerciseId",
E.name AS "ExerciseName",
T.repetitions AS "Repetitions",
T.weight AS "Weight"
FROM Person P
LEFT JOIN Workout W ON P.person_id=W.person_id
LEFT JOIN TopSet T ON W.workout_id=T.workout_id
LEFT JOIN Exercise E ON T.exercise_id=E.exercise_id
WHERE P.person_id=%s
AND W.workout_id = %s""", [person_id, workout_id])
return {
'PersonId': next((t['PersonId'] for t in topsets), -1),
'PersonName': next((t['PersonName'] for t in topsets), 'Unknown'),
'WorkoutId': workout_id,
'StartDate': topsets[0]['StartDate'],
'Exercises': self.get_exercises(),
'TopSets': [{"TopSetId": t['TopSetId'], "ExerciseId": t['ExerciseId'], "ExerciseName": t['ExerciseName'], "Weight": t['Weight'], "Repetitions": t['Repetitions']} for t in topsets if t['TopSetId'] is not None]
}
def get_topset(self, person_id, workout_id, topset_id):
topset = self.execute("""
SELECT
P.person_id AS "PersonId",
P.name AS "PersonName",
W.workout_id AS "WorkoutId",
W.start_date AS "StartDate",
T.topset_id AS "TopSetId",
E.exercise_id AS "ExerciseId",
E.name AS "ExerciseName",
T.repetitions AS "Repetitions",
T.weight AS "Weight"
FROM Person P
INNER JOIN Workout W ON P.person_id=W.person_id
INNER JOIN TopSet T ON W.workout_id=T.workout_id
INNER JOIN Exercise E ON T.exercise_id=E.exercise_id
WHERE P.person_id=%s
AND W.workout_id = %s
AND T.topset_id = %s""", [person_id, workout_id, topset_id], one=True)
return {
'PersonId': topset['PersonId'],
'PersonName': topset['PersonName'],
'WorkoutId': workout_id,
'StartDate': topset['StartDate'],
'Exercises': self.get_exercises(),
"TopSetId": topset['TopSetId'],
"ExerciseId": topset['ExerciseId'],
"ExerciseName": topset['ExerciseName'],
"Weight": topset['Weight'],
"Repetitions": topset['Repetitions']
}
def get_all_topsets(self):
all_topsets = self.execute("""
SELECT
P.person_id AS "PersonId",
P.name AS "PersonName",
W.workout_id AS "WorkoutId",
W.start_date AS "StartDate",
T.topset_id AS "TopSetId",
E.exercise_id AS "ExerciseId",
E.name AS "ExerciseName",
T.repetitions AS "Repetitions",
T.weight AS "Weight",
round((100 * T.Weight::numeric::integer)/(101.3-2.67123 * T.Repetitions),0)::numeric::integer AS "Estimated1RM"
FROM Person P
LEFT JOIN Workout W ON P.person_id=W.person_id
LEFT JOIN TopSet T ON W.workout_id=T.workout_id
LEFT JOIN Exercise E ON T.exercise_id=E.exercise_id""")
return all_topsets
def get_tags_for_person(self, person_id):
return self.execute("""
SELECT
T.tag_id AS "TagId",
T.person_id AS "PersonId",
T.name AS "TagName",
T.filter AS "TagFilter"
FROM
Tag T
WHERE
T.person_id = %s
ORDER BY
T.name""", [person_id])
def add_tag_for_person(self, person_id, tag_name, tag_filter):
self.execute('INSERT INTO Tag (person_id, name, filter) VALUES (%s, %s, %s)', [
person_id, tag_name, tag_filter], commit=True)
def delete_tag_for_person(self, person_id, tag_id):
self.execute('DELETE FROM Tag WHERE person_id=%s AND tag_id=%s', [
person_id, tag_id], commit=True)
def get_tags_for_dashboard(self):
return self.execute("""
SELECT
T.tag_id AS "TagId",
T.person_id AS "PersonId",
T.name AS "TagName",
T.filter AS "TagFilter"
FROM
Tag T
WHERE
T.person_id IS NULL
ORDER BY
T.name""", [])
def add_tag_for_dashboard(self, tag_name, tag_filter):
self.execute('INSERT INTO Tag (name, filter) VALUES (%s, %s)', [
tag_name, tag_filter], commit=True)
def delete_tag_for_dashboard(self, tag_id):
self.execute('DELETE FROM Tag WHERE tag_id=%s', [tag_id], commit=True)