41 lines
1.2 KiB
Python
41 lines
1.2 KiB
Python
from .database import *
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def _to_client_point(coord: str) -> dict[str, float]:
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xy = coord.removeprefix('(').removesuffix(')').split(',')
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return { 'x': float(xy[0]), 'y': float(xy[1]) }
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def get_node_coord(name: str, id: str) -> dict[str, float]:
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row = try_read(name, f"select * from coordinates where node = '{id}'")
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if row == None:
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write(name, f"insert into coordinates (node, coord) values ('{id}', '(0.0,0.0)');")
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return {'x': 0.0, 'y': 0.0}
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return _to_client_point(row['coord'])
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#--------------------------------------------------------------
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# [EPA2][EPA3][IN][OUT]
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# id x y
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#--------------------------------------------------------------
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# exception ! need merge to node change set !
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def inp_in_coord(line: str) -> str:
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tokens = line.split()
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node = tokens[0]
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coord = f"st_geomfromtext('point({tokens[1]} {tokens[2]})')"
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return f"insert into coordinates (node, coord) values ('{node}', {coord});"
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def inp_out_coord(name: str) -> list[str]:
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lines = []
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objs = read_all(name, 'select * from coordinates')
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for obj in objs:
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node = obj['node']
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coord = _to_client_point(obj['coord'])
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x = coord['x']
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y = coord['y']
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lines.append(f'{node} {x} {y}')
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return lines
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