-- Enable foreign key support
PRAGMA foreign_keys = ON;
PRAGMA journal_mode = WAL;
PRAGMA cache_size = -2000;
PRAGMA mmap_size = 30000000000;


-- proper prosody now
--
-- 
--
CREATE TABLE IF NOT EXISTS languages(
    iso6392 TEXT PRIMARY KEY,
    -- bcp47 TEXT PRIMARY KEY,
    -- iso6393 TEXT NOT NULL,
    english TEXT NOT NULL
    -- native TEXT,
    -- iso6391 TEXT,
    -- iso6395 TEXT,
    -- glottolog TEXT
);

CREATE TABLE IF NOT EXISTS idioms(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    spelling TEXT NOT NULL,
    lang TEXT NOT NULL,
    frequency INTEGER,
    FOREIGN KEY (lang) REFERENCES languages(iso6392),
    CONSTRAINT spell_unique UNIQUE (spelling, lang)
);

CREATE INDEX IF NOT EXISTS idx_idioms_spelling ON idioms(spelling);
CREATE TABLE IF NOT EXISTS words(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    spelling TEXT NOT NULL,
    lang TEXT NOT NULL,
    frequency INTEGER,
    FOREIGN KEY (lang) REFERENCES languages(iso6392),
    CONSTRAINT spell_unique UNIQUE (spelling, lang)
);

CREATE INDEX IF NOT EXISTS idx_words_spelling ON words(spelling);

CREATE TABLE IF NOT EXISTS word_rhymes(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    notes TEXT,
    CONSTRAINT wrhyme_unique UNIQUE (text, lang)
);
CREATE TABLE IF NOT EXISTS words_rhymes(
    word_id INTEGER NOT NULL,
    wrhyme_id INTEGER NOT NULL,
    FOREIGN KEY (word_id) REFERENCES words(id),
    FOREIGN KEY (wrhyme_id) REFERENCES word_rhymes(id)
);

-- break up syllables
CREATE TABLE IF NOT EXISTS syllables(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    long INTEGER NOT NULL,
    tone TEXT,
    onset TEXT,
    medial TEXT,
    nucleus TEXT,
    coda TEXT,
    rhyme TEXT,
    notes TEXT,
    FOREIGN KEY (lang) REFERENCES languages(iso6392),
    CONSTRAINT spell_unique UNIQUE (text, lang)
);

CREATE TABLE IF NOT EXISTS tones(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    name TEXT,
    num INTEGER,
    CONSTRAINT tone_unique UNIQUE (text, lang)
);
CREATE TABLE IF NOT EXISTS onsets(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    CONSTRAINT onsets_unique UNIQUE (text, lang)
);
CREATE TABLE IF NOT EXISTS medials(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    CONSTRAINT medials_unique UNIQUE (text, lang)
);
CREATE TABLE IF NOT EXISTS nucleus(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    CONSTRAINT nucleus_unique UNIQUE (text, lang)
);
CREATE TABLE IF NOT EXISTS codas(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    CONSTRAINT coda_unique UNIQUE (text, lang)
);
CREATE TABLE IF NOT EXISTS rhymes(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    lang TEXT NOT NULL,
    CONSTRAINT rhyme_unique UNIQUE (text, lang)
);

-- join tables

CREATE TABLE IF NOT EXISTS tones_syllables(
    syl_id INTEGER NOT NULL,
    tone_id INTEGER NOT NULL,
    FOREIGN KEY (syl_id) REFERENCES syllables(id),
    FOREIGN KEY (tone_id) REFERENCES tones(id)
);
CREATE TABLE IF NOT EXISTS onsets_syllables(
    syl_id INTEGER NOT NULL,
    onset_id INTEGER NOT NULL,
    FOREIGN KEY (syl_id) REFERENCES syllables(id),
    FOREIGN KEY (onset_id) REFERENCES onsets(id)
);
CREATE TABLE IF NOT EXISTS medials_syllables(
    syl_id INTEGER NOT NULL,
    medial_id INTEGER NOT NULL,
    FOREIGN KEY (syl_id) REFERENCES syllables(id),
    FOREIGN KEY (medial_id) REFERENCES medials(id)
);
CREATE TABLE IF NOT EXISTS nucleus_syllables(
    syl_id INTEGER NOT NULL,
    nucleus_id INTEGER NOT NULL,
    FOREIGN KEY (syl_id) REFERENCES syllables(id),
    FOREIGN KEY (nucleus_id) REFERENCES nucleus(id)
);
CREATE TABLE IF NOT EXISTS codas_syllables(
    syl_id INTEGER NOT NULL,
    coda_id INTEGER NOT NULL,
    FOREIGN KEY (syl_id) REFERENCES syllables(id),
    FOREIGN KEY (coda_id) REFERENCES codas(id)
);
CREATE TABLE IF NOT EXISTS rhymes_syllables(
    syl_id INTEGER NOT NULL,
    rhyme_id INTEGER NOT NULL,
    FOREIGN KEY (syl_id) REFERENCES syllables(id),
    FOREIGN KEY (rhyme_id) REFERENCES rhymes(id)
);

CREATE TABLE IF NOT EXISTS syllables_words(
    syl_id INTEGER NOT NULL,
    word_id INTEGER NOT NULL,
    FOREIGN KEY (syl_id) REFERENCES syllables(id),
    FOREIGN KEY (word_id) REFERENCES words(id)
);
CREATE TABLE IF NOT EXISTS words_idioms(
    word_id INTEGER NOT NULL,
    idiom_id INTEGER NOT NULL,
    FOREIGN KEY (idiom_id) REFERENCES idioms(id),
    FOREIGN KEY (word_id) REFERENCES words(id)
);


-- 
CREATE TABLE IF NOT EXISTS pronunciation(
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    type TEXT CHECK(type IN ('word', 'syllable', 'idiom')) NOT NULL,
    parent_id INTEGER NOT NULL,
    ipa TEXT NOT NULL,
    syllables INTEGER NOT NULL,
    tag TEXT,
    notes TEXT,
    CONSTRAINT ipa_unique UNIQUE (ipa, parent_id)
);
CREATE INDEX IF NOT EXISTS idx_words_ipa ON pronunciation(ipa, parent_id);