26 lines
1.7 KiB
SQL
26 lines
1.7 KiB
SQL
 
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-- Utterances: the content of a dialogue node (and utterance-bearing cutscenes).
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-- One table for both NPC lines and player choices, distinguished by `utterer`.
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-- The intra-node conversation graph uses two self-references; `terminal_id` is the
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-- exit that leaves the node via one of its output terminals. Runtime is Phase 2.
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CREATE TABLE osint.utterances (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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node_id UUID NOT NULL REFERENCES osint.story_nodes(id) ON DELETE CASCADE,
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utterer TEXT NOT NULL DEFAULT 'npc' CHECK (utterer IN ('npc','player')),
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npc_id UUID REFERENCES osint.npcs(id), -- speaker for NPC lines; NULL for player choices
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pose_key TEXT, -- resolved with the usual pose fallback
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text TEXT NOT NULL DEFAULT '',
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-- Intra-node conversation graph:
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parent_utterance_id UUID REFERENCES osint.utterances(id) ON DELETE CASCADE, -- player options hang under the NPC prompt they answer
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advances_to_utterance_id UUID REFERENCES osint.utterances(id) ON DELETE SET NULL, -- next line; may loop back to the same one
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-- Inter-node exit:
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terminal_id UUID REFERENCES osint.story_node_terminals(id) ON DELETE SET NULL,
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effect TEXT, -- optional authored side-effect hook (vocabulary TBD)
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xpos DOUBLE PRECISION NOT NULL DEFAULT 0, -- position in the node's utterance sub-canvas
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ypos DOUBLE PRECISION NOT NULL DEFAULT 0,
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sort_order INTEGER NOT NULL DEFAULT 0
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);
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CREATE INDEX utterances_node_idx ON osint.utterances (node_id);
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COMMENT ON TABLE osint.utterances IS 'Dialogue content per story node. Same-node integrity for parent/advances_to/terminal links is enforced in the repository (Phase 1).';
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