-- 001_init.sql
PRAGMA foreign_keys = ON;

CREATE TABLE IF NOT EXISTS _migrations (
  name TEXT PRIMARY KEY,
  applied_at TEXT NOT NULL
);

CREATE TABLE IF NOT EXISTS users (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  username TEXT NOT NULL UNIQUE,
  password_hash TEXT NOT NULL,
  role TEXT NOT NULL DEFAULT 'admin',
  created_at TEXT NOT NULL DEFAULT (datetime('now'))
);

-- Référentiels
CREATE TABLE IF NOT EXISTS ref_medications (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  name TEXT NOT NULL UNIQUE,        -- ex: Doxybactin
  molecule TEXT,                    -- ex: doxycycline
  form TEXT,                        -- ex: cp / sirop / inj
  notes TEXT
);

CREATE TABLE IF NOT EXISTS ref_vaccines (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  name TEXT NOT NULL UNIQUE,        -- ex: TCL / Rage
  notes TEXT
);

CREATE TABLE IF NOT EXISTS animals (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  internal_code TEXT NOT NULL UNIQUE,      -- ex: 2026-001-CHOCOLAT
  name TEXT NOT NULL,
  species TEXT NOT NULL DEFAULT 'chat',
  sex TEXT CHECK (sex IN ('M','F','U')) NOT NULL DEFAULT 'U',
  birth_date TEXT,                         -- YYYY-MM-DD
  chip_id TEXT,                            -- puce
  status TEXT NOT NULL DEFAULT 'refuge',   -- refuge / fa / reserve / adopte / fugue / decede
  fiv INTEGER NOT NULL DEFAULT 0,
  felv INTEGER NOT NULL DEFAULT 0,
  sterilized INTEGER NOT NULL DEFAULT 0,
  color TEXT,
  notes TEXT,
  current_address TEXT,
  current_lat REAL,
  current_lng REAL,
  rescue_address TEXT,
  rescue_lat REAL,
  rescue_lng REAL,
  rescue_location_name TEXT,
  created_at TEXT NOT NULL DEFAULT (datetime('now')),
  updated_at TEXT NOT NULL DEFAULT (datetime('now'))
);

CREATE INDEX IF NOT EXISTS idx_animals_status ON animals(status);
CREATE INDEX IF NOT EXISTS idx_animals_name ON animals(name);
CREATE INDEX IF NOT EXISTS idx_animals_code ON animals(internal_code);

CREATE TABLE IF NOT EXISTS adoptions (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  animal_id INTEGER NOT NULL,
  adopter_name TEXT NOT NULL,
  adopter_phone TEXT,
  adopter_email TEXT,
  adoption_date DATE NOT NULL,
  notes TEXT,
  created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
  adopter_address TEXT,
  adopter_postal_code TEXT,
  adopter_city TEXT,
  adopter_country TEXT DEFAULT 'France',
  FOREIGN KEY(animal_id) REFERENCES animals(id)
);

CREATE TABLE IF NOT EXISTS animal_movements (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  animal_id INTEGER NOT NULL,
  kind TEXT NOT NULL CHECK(kind IN ('entry','exit')),
  place TEXT,
  lieu TEXT,
  contact_name TEXT,
  contact_phone TEXT,
  contact_email TEXT,
  note TEXT,
  created_at TEXT NOT NULL DEFAULT(datetime('now')),
  FOREIGN KEY(animal_id) REFERENCES animals(id)
);

-- Mesures (poids/temp/etc.)
CREATE TABLE IF NOT EXISTS measurements (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  animal_id INTEGER NOT NULL,
  measured_at TEXT NOT NULL DEFAULT (datetime('now')),
  type TEXT NOT NULL,          -- weight / temp / rr / hr ...
  value REAL NOT NULL,
  unit TEXT NOT NULL,
  notes TEXT,
  created_by INTEGER,
  FOREIGN KEY(animal_id) REFERENCES animals(id) ON DELETE CASCADE,
  FOREIGN KEY(created_by) REFERENCES users(id) ON DELETE SET NULL
);
CREATE INDEX IF NOT EXISTS idx_measurements_animal_date ON measurements(animal_id, measured_at);

-- Notes médicales “style dossier patient”
CREATE TABLE IF NOT EXISTS medical_notes (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  animal_id INTEGER NOT NULL,
  noted_at TEXT NOT NULL DEFAULT (datetime('now')),
  kind TEXT NOT NULL,           -- consult / controle / symptome / diagnostic / acte / hosp / autre
  reason TEXT,                  -- motif
  symptoms TEXT,                -- symptômes
  exam TEXT,                    -- examen clinique
  diagnosis TEXT,               -- diagnostic / hypothèses
  plan TEXT,                    -- plan / conduite à tenir
  temperature_c REAL,           -- optionnel
  weight_kg REAL,               -- optionnel
  created_by INTEGER,
  FOREIGN KEY(animal_id) REFERENCES animals(id) ON DELETE CASCADE,
  FOREIGN KEY(created_by) REFERENCES users(id) ON DELETE SET NULL
);
CREATE INDEX IF NOT EXISTS idx_mednotes_animal_date ON medical_notes(animal_id, noted_at);

-- Traitements (référentiel médocs)
CREATE TABLE IF NOT EXISTS treatments (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  animal_id INTEGER NOT NULL,
  medication_id INTEGER NOT NULL,
  route TEXT,                     -- PO/SC/IM/Topique...
  dose_text TEXT NOT NULL,         -- "1/2 cp matin/soir"
  start_date TEXT NOT NULL,        -- YYYY-MM-DD
  end_date TEXT,                  -- YYYY-MM-DD
  ongoing INTEGER NOT NULL DEFAULT 1,
  notes TEXT,
  created_by INTEGER,
  FOREIGN KEY(animal_id) REFERENCES animals(id) ON DELETE CASCADE,
  FOREIGN KEY(medication_id) REFERENCES ref_medications(id) ON DELETE RESTRICT,
  FOREIGN KEY(created_by) REFERENCES users(id) ON DELETE SET NULL
);
CREATE INDEX IF NOT EXISTS idx_treatments_animal_ongoing ON treatments(animal_id, ongoing);

-- Vaccins
CREATE TABLE IF NOT EXISTS vaccinations (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  animal_id INTEGER NOT NULL,
  vaccine_id INTEGER NOT NULL,
  done_date TEXT NOT NULL,        -- YYYY-MM-DD
  due_date TEXT,                  -- rappel
  lot TEXT,
  notes TEXT,
  created_by INTEGER,
  FOREIGN KEY(animal_id) REFERENCES animals(id) ON DELETE CASCADE,
  FOREIGN KEY(vaccine_id) REFERENCES ref_vaccines(id) ON DELETE RESTRICT,
  FOREIGN KEY(created_by) REFERENCES users(id) ON DELETE SET NULL
);
CREATE INDEX IF NOT EXISTS idx_vaccinations_due ON vaccinations(due_date);

-- Vue résumé médical (liste animaux)
CREATE VIEW IF NOT EXISTS v_animals_med_summary AS
SELECT
  a.id AS animal_id,
  (SELECT mn.noted_at
     FROM medical_notes mn
     WHERE mn.animal_id = a.id
     ORDER BY mn.noted_at DESC
     LIMIT 1) AS last_med_at,
  (SELECT COUNT(*)
     FROM treatments t
     WHERE t.animal_id = a.id AND t.ongoing = 1) AS ongoing_treatments,
  (SELECT MIN(v.due_date)
     FROM vaccinations v
     WHERE v.animal_id = a.id AND v.due_date IS NOT NULL AND date(v.due_date) >= date('now')) AS next_vaccine_due
FROM animals a;