Replace coordinate with postgis geometry

This commit is contained in:
WQY\qiong
2023-04-29 10:09:12 +08:00
parent 089a12e137
commit 0ac4a88295
4 changed files with 39 additions and 28 deletions

View File

@@ -1,17 +1,31 @@
from .database import *
def sql_update_coord(node: str, x: float, y: float) -> str:
coord = f"st_geomfromtext('point({x} {y})')"
return f"update coordinates set coord = {coord} where node = '{node}';"
def sql_insert_coord(node: str, x: float, y: float) -> str:
coord = f"st_geomfromtext('point({x} {y})')"
return f"insert into coordinates (node, coord) values ('{node}', {coord});"
def sql_delete_coord(node: str) -> str:
return f"delete from coordinates where node = '{node}';"
def _to_client_point(coord: str) -> dict[str, float]:
xy = coord.removeprefix('(').removesuffix(')').split(',')
xy = coord.lower().removeprefix('point(').removesuffix(')').split(' ')
return { 'x': float(xy[0]), 'y': float(xy[1]) }
def get_node_coord(name: str, id: str) -> dict[str, float]:
row = try_read(name, f"select * from coordinates where node = '{id}'")
def get_node_coord(name: str, node: str) -> dict[str, float]:
row = try_read(name, f"select st_astext(coord) as coord_geom from coordinates where node = '{node}'")
if row == None:
write(name, f"insert into coordinates (node, coord) values ('{id}', '(0.0,0.0)');")
write(name, sql_insert_coord(node, 0.0, 0.0))
return {'x': 0.0, 'y': 0.0}
return _to_client_point(row['coord'])
return _to_client_point(row['coord_geom'])
#--------------------------------------------------------------
@@ -30,10 +44,10 @@ def inp_in_coord(line: str) -> str:
def inp_out_coord(name: str) -> list[str]:
lines = []
objs = read_all(name, 'select * from coordinates')
objs = read_all(name, 'select node, st_astext(coord) as coord_geom from coordinates')
for obj in objs:
node = obj['node']
coord = _to_client_point(obj['coord'])
coord = _to_client_point(obj['coord_geom'])
x = coord['x']
y = coord['y']
lines.append(f'{node} {x} {y}')

View File

@@ -35,7 +35,6 @@ class Junction(object):
self.f_type = f"'{self.type}'"
self.f_id = f"'{self.id}'"
self.f_coord = f"'({self.x}, {self.y})'"
self.f_elevation = self.elevation
def as_dict(self) -> dict[str, Any]:
@@ -57,9 +56,9 @@ def set_junction_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
new = Junction(raw_new)
redo_sql = f"update junctions set elevation = {new.f_elevation} where id = {new.f_id};"
redo_sql += f"\nupdate coordinates set coord = {new.f_coord} where node = {new.f_id};"
redo_sql += f"\n{sql_update_coord(new.id, new.x, new.y)}"
undo_sql = f"update coordinates set coord = {old.f_coord} where node = {old.f_id};"
undo_sql = sql_update_coord(old.id, old.x, old.y)
undo_sql += f"\nupdate junctions set elevation = {old.f_elevation} where id = {old.f_id};"
redo_cs = g_update_prefix | new.as_dict()
@@ -81,9 +80,9 @@ def add_junction_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
redo_sql = f"insert into _node (id, type) values ({new.f_id}, {new.f_type});"
redo_sql += f"\ninsert into junctions (id, elevation) values ({new.f_id}, {new.f_elevation});"
redo_sql += f"\ninsert into coordinates (node, coord) values ({new.f_id}, {new.f_coord});"
redo_sql += f"\n{sql_insert_coord(new.id, new.x, new.y)}"
undo_sql = f"delete from coordinates where node = {new.f_id};"
undo_sql = sql_delete_coord(new.id)
undo_sql += f"\ndelete from junctions where id = {new.f_id};"
undo_sql += f"\ndelete from _node where id = {new.f_id};"
@@ -104,13 +103,13 @@ def add_junction(name: str, cs: ChangeSet) -> ChangeSet:
def delete_junction_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
old = Junction(get_junction(name, cs.operations[0]['id']))
redo_sql = f"delete from coordinates where node = {old.f_id};"
redo_sql = sql_delete_coord(old.id)
redo_sql += f"\ndelete from junctions where id = {old.f_id};"
redo_sql += f"\ndelete from _node where id = {old.f_id};"
undo_sql = f"insert into _node (id, type) values ({old.f_id}, {old.f_type});"
undo_sql += f"\ninsert into junctions (id, elevation) values ({old.f_id}, {old.f_elevation});"
undo_sql += f"\ninsert into coordinates (node, coord) values ({old.f_id}, {old.f_coord});"
undo_sql += f"\n{sql_insert_coord(old.id, old.x, old.y)}"
redo_cs = g_delete_prefix | old.as_id_dict()
undo_cs = g_add_prefix | old.as_dict()

View File

@@ -38,7 +38,6 @@ class Reservoir(object):
self.f_type = f"'{self.type}'"
self.f_id = f"'{self.id}'"
self.f_coord = f"'({self.x}, {self.y})'"
self.f_head = self.head
self.f_pattern = f"'{self.pattern}'" if self.pattern != None else 'null'
@@ -61,9 +60,9 @@ def set_reservoir_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
new = Reservoir(raw_new)
redo_sql = f"update reservoirs set head = {new.f_head}, pattern = {new.f_pattern} where id = {new.f_id};"
redo_sql += f"\nupdate coordinates set coord = {new.f_coord} where node = {new.f_id};"
redo_sql += f"\n{sql_update_coord(new.id, new.x, new.y)}"
undo_sql = f"update coordinates set coord = {old.f_coord} where node = {old.f_id};"
undo_sql = sql_update_coord(old.id, old.x, old.y)
undo_sql += f"\nupdate reservoirs set head = {old.f_head}, pattern = {old.f_pattern} where id = {old.f_id};"
redo_cs = g_update_prefix | new.as_dict()
@@ -85,9 +84,9 @@ def add_reservoir_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
redo_sql = f"insert into _node (id, type) values ({new.f_id}, {new.f_type});"
redo_sql += f"\ninsert into reservoirs (id, head, pattern) values ({new.f_id}, {new.f_head}, {new.f_pattern});"
redo_sql += f"\ninsert into coordinates (node, coord) values ({new.f_id}, {new.f_coord});"
redo_sql += f"\n{sql_insert_coord(new.id, new.x, new.y)}"
undo_sql = f"delete from coordinates where node = {new.f_id};"
undo_sql = sql_delete_coord(new.id)
undo_sql += f"\ndelete from reservoirs where id = {new.f_id};"
undo_sql += f"\ndelete from _node where id = {new.f_id};"
@@ -108,13 +107,13 @@ def add_reservoir(name: str, cs: ChangeSet) -> ChangeSet:
def delete_reservoir_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
old = Reservoir(get_reservoir(name, cs.operations[0]['id']))
redo_sql = f"delete from coordinates where node = {old.f_id};"
redo_sql = sql_delete_coord(old.id)
redo_sql += f"\ndelete from reservoirs where id = {old.f_id};"
redo_sql += f"\ndelete from _node where id = {old.f_id};"
undo_sql = f"insert into _node (id, type) values ({old.f_id}, {old.f_type});"
undo_sql += f"\ninsert into reservoirs (id, head, pattern) values ({old.f_id}, {old.f_head}, {old.f_pattern});"
undo_sql += f"\ninsert into coordinates (node, coord) values ({old.f_id}, {old.f_coord});"
undo_sql += f"\n{sql_insert_coord(old.id, old.x, old.y)}"
redo_cs = g_delete_prefix | old.as_id_dict()
undo_cs = g_add_prefix | old.as_dict()

View File

@@ -60,7 +60,6 @@ class Tank(object):
self.f_type = f"'{self.type}'"
self.f_id = f"'{self.id}'"
self.f_coord = f"'({self.x}, {self.y})'"
self.f_elevation = self.elevation
self.f_init_level = self.init_level
self.f_min_level = self.min_level
@@ -89,9 +88,9 @@ def set_tank_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
new = Tank(raw_new)
redo_sql = f"update tanks set elevation = {new.f_elevation}, init_level = {new.f_init_level}, min_level = {new.f_min_level}, max_level = {new.f_max_level}, diameter = {new.f_diameter}, min_vol = {new.f_min_vol}, vol_curve = {new.f_vol_curve}, overflow = {new.f_overflow} where id = {new.f_id};"
redo_sql += f"\nupdate coordinates set coord = {new.f_coord} where node = {new.f_id};"
redo_sql += f"\n{sql_update_coord(new.id, new.x, new.y)}"
undo_sql = f"update coordinates set coord = {old.f_coord} where node = {old.f_id};"
undo_sql = sql_update_coord(old.id, old.x, old.y)
undo_sql += f"\nupdate tanks set elevation = {old.f_elevation}, init_level = {old.f_init_level}, min_level = {old.f_min_level}, max_level = {old.f_max_level}, diameter = {old.f_diameter}, min_vol = {old.f_min_vol}, vol_curve = {old.f_vol_curve}, overflow = {old.f_overflow} where id = {old.f_id};"
redo_cs = g_update_prefix | new.as_dict()
@@ -113,9 +112,9 @@ def add_tank_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
redo_sql = f"insert into _node (id, type) values ({new.f_id}, {new.f_type});"
redo_sql += f"\ninsert into tanks (id, elevation, init_level, min_level, max_level, diameter, min_vol, vol_curve, overflow) values ({new.f_id}, {new.f_elevation}, {new.f_init_level}, {new.f_min_level}, {new.f_max_level}, {new.f_diameter}, {new.f_min_vol}, {new.f_vol_curve}, {new.f_overflow});"
redo_sql += f"\ninsert into coordinates (node, coord) values ({new.f_id}, {new.f_coord});"
redo_sql += f"\n{sql_insert_coord(new.id, new.x, new.y)}"
undo_sql = f"delete from coordinates where node = {new.f_id};"
undo_sql = sql_delete_coord(new.id)
undo_sql += f"\ndelete from tanks where id = {new.f_id};"
undo_sql += f"\ndelete from _node where id = {new.f_id};"
@@ -136,13 +135,13 @@ def add_tank(name: str, cs: ChangeSet) -> ChangeSet:
def delete_tank_cmd(name: str, cs: ChangeSet) -> DbChangeSet:
old = Tank(get_tank(name, cs.operations[0]['id']))
redo_sql = f"delete from coordinates where node = {old.f_id};"
redo_sql = sql_delete_coord(old.id)
redo_sql += f"\ndelete from tanks where id = {old.f_id};"
redo_sql += f"\ndelete from _node where id = {old.f_id};"
undo_sql = f"insert into _node (id, type) values ({old.f_id}, {old.f_type});"
undo_sql += f"\ninsert into tanks (id, elevation, init_level, min_level, max_level, diameter, min_vol, vol_curve, overflow) values ({old.f_id}, {old.f_elevation}, {old.f_init_level}, {old.f_min_level}, {old.f_max_level}, {old.f_diameter}, {old.f_min_vol}, {old.f_vol_curve}, {old.f_overflow});"
undo_sql += f"\ninsert into coordinates (node, coord) values ({old.f_id}, {old.f_coord});"
undo_sql += f"\n{sql_insert_coord(old.id, old.x, old.y)}"
redo_cs = g_delete_prefix | old.as_id_dict()
undo_cs = g_add_prefix | old.as_dict()