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73 lines
2.9 KiB
SQL
73 lines
2.9 KiB
SQL
-- Migration 000029: More cross-roads so every town has at least three direct neighbors
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-- (ring + shortcuts). Complements 000027 for hubs that still had only two outgoing roads
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-- (Starfall, Duskwatch, Boghollow).
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-- Starfall <-> Mossharbor (Starfall otherwise only: Cinderkeep, Willowdale)
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INSERT INTO roads (from_town_id, to_town_id, distance)
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SELECT f.id, t.id, 1600.0
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FROM towns f, towns t
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WHERE f.name = 'Starfall' AND t.name = 'Mossharbor'
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AND NOT EXISTS (SELECT 1 FROM roads r WHERE r.from_town_id = f.id AND r.to_town_id = t.id);
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INSERT INTO roads (from_town_id, to_town_id, distance)
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SELECT f.id, t.id, 1600.0
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FROM towns f, towns t
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WHERE f.name = 'Mossharbor' AND t.name = 'Starfall'
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AND NOT EXISTS (SELECT 1 FROM roads r WHERE r.from_town_id = f.id AND r.to_town_id = t.id);
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-- Duskwatch <-> Frostmark (Duskwatch otherwise only: Redcliff, Boghollow)
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INSERT INTO roads (from_town_id, to_town_id, distance)
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SELECT f.id, t.id, 1400.0
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FROM towns f, towns t
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WHERE f.name = 'Duskwatch' AND t.name = 'Frostmark'
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AND NOT EXISTS (SELECT 1 FROM roads r WHERE r.from_town_id = f.id AND r.to_town_id = t.id);
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INSERT INTO roads (from_town_id, to_town_id, distance)
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SELECT f.id, t.id, 1400.0
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FROM towns f, towns t
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WHERE f.name = 'Frostmark' AND t.name = 'Duskwatch'
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AND NOT EXISTS (SELECT 1 FROM roads r WHERE r.from_town_id = f.id AND r.to_town_id = t.id);
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-- Boghollow <-> Ashengard (Boghollow otherwise only: Duskwatch, Cinderkeep)
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INSERT INTO roads (from_town_id, to_town_id, distance)
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SELECT f.id, t.id, 1500.0
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FROM towns f, towns t
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WHERE f.name = 'Boghollow' AND t.name = 'Ashengard'
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AND NOT EXISTS (SELECT 1 FROM roads r WHERE r.from_town_id = f.id AND r.to_town_id = t.id);
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INSERT INTO roads (from_town_id, to_town_id, distance)
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SELECT f.id, t.id, 1500.0
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FROM towns f, towns t
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WHERE f.name = 'Ashengard' AND t.name = 'Boghollow'
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AND NOT EXISTS (SELECT 1 FROM roads r WHERE r.from_town_id = f.id AND r.to_town_id = t.id);
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-- Waypoints for new roads only (same rule as 000019 / 000027).
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INSERT INTO road_waypoints (road_id, seq, x, y)
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SELECT
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r.id,
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gs.seq,
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CASE
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WHEN gs.seq = 0 THEN f.world_x
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WHEN gs.seq = seg.nseg THEN t.world_x
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ELSE f.world_x + (t.world_x - f.world_x) * (gs.seq::double precision / seg.nseg::double precision)
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END,
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CASE
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WHEN gs.seq = 0 THEN f.world_y
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WHEN gs.seq = seg.nseg THEN t.world_y
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ELSE f.world_y + (t.world_y - f.world_y) * (gs.seq::double precision / seg.nseg::double precision)
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END
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FROM roads r
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INNER JOIN towns f ON f.id = r.from_town_id
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INNER JOIN towns t ON t.id = r.to_town_id
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LEFT JOIN road_waypoints rw ON rw.road_id = r.id
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CROSS JOIN LATERAL (
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SELECT GREATEST(
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1,
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FLOOR(
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SQRT(POWER(t.world_x - f.world_x, 2) + POWER(t.world_y - f.world_y, 2)) / 20.0
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)::integer
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) AS nseg
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) seg
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CROSS JOIN LATERAL generate_series(0, seg.nseg) AS gs(seq)
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WHERE rw.road_id IS NULL;
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