73b583342b
db/schema.sql + db/migrations/0001_init.sql — four tables: learner (single hardcoded 'learner-1'/'Alex' row, D-007 no auth), sessions (id, learner_id, scenario_id, started_at, ended_at, branch_path_json, outcome, cost_estimated_cents, debrief_text, cost_breakdown_json), turns (id, session_id, seq, role, asr_text, tts_text, latency_ms), progress (learner_id, scenario_id, attempts, last_outcome). db/migrate.py applies migrations idempotently via a _migrations tracking table. db/store.py — PraxisStore async access layer (aiosqlite): start_session, log_turn, end_session (branch_path + outcome + cost + debrief), update_progress (increment attempts + last_outcome), get_session, get_turns, get_learner. Type-annotated SessionRow/TurnRow dataclasses. 6 tests pass (migration creates all tables, hardcoded learner exists, idempotent migrations, start→log→end→query full session, update_progress, get_learner). ---ci--- phase: 1 milestone: v0.1 plan: 04 task: 04-01,04-02 status: execute persona: data-engineer requirements: covered: [REQ-STATE-01] ---/ci---
46 lines
1.9 KiB
SQL
46 lines
1.9 KiB
SQL
-- Praxis v0.1 SQLite schema — learner state (D-007).
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-- Single hardcoded learner, no auth, no multi-tenant.
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-- The single learner row (D-007). v0.1 has one hardcoded profile.
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CREATE TABLE IF NOT EXISTS learner (
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id TEXT PRIMARY KEY,
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display_name TEXT NOT NULL,
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created_at TEXT NOT NULL DEFAULT (datetime('now'))
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);
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-- Session log: one row per voice session.
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CREATE TABLE IF NOT EXISTS sessions (
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id TEXT PRIMARY KEY,
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learner_id TEXT NOT NULL REFERENCES learner(id),
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scenario_id TEXT NOT NULL,
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started_at TEXT NOT NULL DEFAULT (datetime('now')),
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ended_at TEXT,
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branch_path_json TEXT, -- JSON array of branch ids taken
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outcome TEXT, -- 'success' | 'failure' | NULL
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cost_estimated_cents INTEGER, -- derived per-session cost (D-012)
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debrief_text TEXT, -- TASK-05-05: the generated debrief
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cost_breakdown_json TEXT -- TASK-04-04: token/minute/char breakdown
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);
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-- Turn log: one row per ASR/TTS turn within a session.
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CREATE TABLE IF NOT EXISTS turns (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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session_id TEXT NOT NULL REFERENCES sessions(id),
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seq INTEGER NOT NULL,
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role TEXT NOT NULL, -- 'user' | 'assistant'
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asr_text TEXT,
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tts_text TEXT,
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latency_ms REAL,
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created_at TEXT NOT NULL DEFAULT (datetime('now')),
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UNIQUE(session_id, seq)
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);
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-- Progress: per-learner per-scenario progression (v0.1: attempts + last outcome).
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CREATE TABLE IF NOT EXISTS progress (
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learner_id TEXT NOT NULL REFERENCES learner(id),
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scenario_id TEXT NOT NULL,
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attempts INTEGER NOT NULL DEFAULT 0,
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last_outcome TEXT,
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updated_at TEXT NOT NULL DEFAULT (datetime('now')),
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PRIMARY KEY (learner_id, scenario_id)
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); |