Ruoyi-Flask-admin/flasky/Lib/site-packages/examples/geo_alchemy/app.py

from flask import Flask
from flask_sqlalchemy import SQLAlchemy

import flask_admin as admin
from geoalchemy2.types import Geometry
from flask_admin.contrib.geoa import ModelView


# Create application
app = Flask(__name__)
app.config.from_pyfile('config.py')
db = SQLAlchemy(app)


class Point(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(64), unique=True)
    point = db.Column(Geometry("POINT"))


class MultiPoint(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(64), unique=True)
    point = db.Column(Geometry("MULTIPOINT"))


class Polygon(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(64), unique=True)
    point = db.Column(Geometry("POLYGON"))


class MultiPolygon(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(64), unique=True)
    point = db.Column(Geometry("MULTIPOLYGON"))


class LineString(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(64), unique=True)
    point = db.Column(Geometry("LINESTRING"))


class MultiLineString(db.Model):
    id = db.Column(db.Integer, primary_key=True)
    name = db.Column(db.String(64), unique=True)
    point = db.Column(Geometry("MULTILINESTRING"))


# Flask views
@app.route('/')
def index():
    return '<a href="/admin/">Click me to get to Admin!</a>'

# Create admin
admin = admin.Admin(app, name='Example: GeoAlchemy', template_mode='bootstrap3')

# Add views
admin.add_view(ModelView(Point, db.session, category='Points'))
admin.add_view(ModelView(MultiPoint, db.session, category='Points'))
admin.add_view(ModelView(Polygon, db.session, category='Polygons'))
admin.add_view(ModelView(MultiPolygon, db.session, category='Polygons'))
admin.add_view(ModelView(LineString, db.session, category='Lines'))
admin.add_view(ModelView(MultiLineString, db.session, category='Lines'))

if __name__ == '__main__':

    db.create_all()

    # Start app
    app.run(debug=True)