-- ────────────────────────────────────────────────────────────────────────────
-- Oracle Schema Extension v2 — Multi-Surface Platform and Oracle Expansion
-- Date: 2026-04-18
-- Author: Velocity Platform Team
-- Depends on: schema_oracle.sql (must be applied first)
-- PostgreSQL 14+ required · UUID via pgcrypto already enabled
-- ────────────────────────────────────────────────────────────────────────────

-- ─── 1. Oracle Template Taxonomy ─────────────────────────────────────────────

CREATE TABLE IF NOT EXISTS oracle_template_chapters (
    chapter_id      UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id       TEXT NOT NULL,
    name            TEXT NOT NULL,
    description     TEXT,
    sort_order      INTEGER NOT NULL DEFAULT 0,
    is_active       BOOLEAN NOT NULL DEFAULT TRUE,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS oracle_template_subchapters (
    subchapter_id   UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    chapter_id      UUID NOT NULL REFERENCES oracle_template_chapters(chapter_id) ON DELETE CASCADE,
    tenant_id       TEXT NOT NULL,
    name            TEXT NOT NULL,
    description     TEXT,
    sort_order      INTEGER NOT NULL DEFAULT 0,
    is_active       BOOLEAN NOT NULL DEFAULT TRUE,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS oracle_template_seed_examples (
    example_id      UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    template_id     UUID NOT NULL REFERENCES oracle_component_templates(template_id) ON DELETE CASCADE,
    chapter_id      UUID REFERENCES oracle_template_chapters(chapter_id),
    subchapter_id   UUID REFERENCES oracle_template_subchapters(subchapter_id),
    title           TEXT NOT NULL,
    example_json    JSONB NOT NULL,
    quality_notes   TEXT,
    is_canonical    BOOLEAN NOT NULL DEFAULT FALSE,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- Extend oracle_component_templates with chapter/subchapter linkage
-- (additive columns — does not alter existing rows)
ALTER TABLE oracle_component_templates
    ADD COLUMN IF NOT EXISTS chapter_id    UUID REFERENCES oracle_template_chapters(chapter_id),
    ADD COLUMN IF NOT EXISTS subchapter_id UUID REFERENCES oracle_template_subchapters(subchapter_id),
    ADD COLUMN IF NOT EXISTS json_template JSONB,
    ADD COLUMN IF NOT EXISTS description   TEXT;

-- ─── 2. Kimi Synthetic Data Jobs ─────────────────────────────────────────────

CREATE TABLE IF NOT EXISTS oracle_synthetic_generation_jobs (
    job_id            UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id         TEXT NOT NULL,
    template_id       UUID NOT NULL REFERENCES oracle_component_templates(template_id),
    chapter_id        UUID REFERENCES oracle_template_chapters(chapter_id),
    subchapter_id     UUID REFERENCES oracle_template_subchapters(subchapter_id),
    model             TEXT NOT NULL DEFAULT 'kimi',
    status            TEXT NOT NULL DEFAULT 'pending'
                      CHECK (status IN ('pending','running','completed','failed','cancelled')),
    requested_count   INTEGER NOT NULL DEFAULT 10,
    accepted_count    INTEGER NOT NULL DEFAULT 0,
    error_message     TEXT,
    started_at        TIMESTAMPTZ,
    completed_at      TIMESTAMPTZ,
    created_by        TEXT NOT NULL,
    created_at        TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at        TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- ─── 3. Inventory Pipeline ───────────────────────────────────────────────────

CREATE TABLE IF NOT EXISTS inventory_import_batches (
    batch_id        UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id       TEXT NOT NULL,
    source_type     TEXT NOT NULL CHECK (source_type IN ('csv','json','api_push','manual')),
    submitted_by    TEXT NOT NULL,
    status          TEXT NOT NULL DEFAULT 'pending'
                    CHECK (status IN ('pending','validating','processing','completed','failed','partial')),
    total_rows      INTEGER NOT NULL DEFAULT 0,
    accepted_rows   INTEGER NOT NULL DEFAULT 0,
    rejected_rows   INTEGER NOT NULL DEFAULT 0,
    error_summary   JSONB NOT NULL DEFAULT '[]'::JSONB,
    source_file_ref TEXT,
    started_at      TIMESTAMPTZ,
    completed_at    TIMESTAMPTZ,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS inventory_properties (
    property_id     UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id       TEXT NOT NULL,
    batch_id        UUID REFERENCES inventory_import_batches(batch_id),
    source_id       TEXT,                          -- external source identifier
    project_name    TEXT NOT NULL,
    developer_name  TEXT NOT NULL,
    location        JSONB NOT NULL DEFAULT '{}'::JSONB,   -- {city, district, lat, lng}
    property_type   TEXT NOT NULL,                  -- apartment, villa, penthouse, plot, etc.
    price_bands     JSONB NOT NULL DEFAULT '[]'::JSONB,   -- [{minAED, maxAED, unitType}]
    unit_mix        JSONB NOT NULL DEFAULT '[]'::JSONB,   -- [{bedrooms, count, sizeSqft}]
    amenities       TEXT[] NOT NULL DEFAULT '{}',
    status          TEXT NOT NULL DEFAULT 'active'
                    CHECK (status IN ('active','archived','draft','under_review')),
    validation_state JSONB NOT NULL DEFAULT '{}'::JSONB,
    ingested_at     TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS inventory_media_assets (
    media_asset_id  UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    property_id     UUID NOT NULL REFERENCES inventory_properties(property_id) ON DELETE CASCADE,
    tenant_id       TEXT NOT NULL,
    media_type      TEXT NOT NULL CHECK (media_type IN ('image','video','floorplan','brochure','360','vr')),
    url             TEXT NOT NULL,
    thumbnail_url   TEXT,
    sort_order      INTEGER NOT NULL DEFAULT 0,
    metadata        JSONB NOT NULL DEFAULT '{}'::JSONB,
    uploaded_by     TEXT NOT NULL,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- ─── 4. Edge Communication Events ────────────────────────────────────────────

CREATE TABLE IF NOT EXISTS edge_communication_events (
    event_id        UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id       TEXT NOT NULL,
    lead_id         TEXT NOT NULL,
    channel         TEXT NOT NULL
                    CHECK (channel IN ('pstn','whatsapp_message','whatsapp_voice',
                                       'whatsapp_video','email','facebook_message',
                                       'instagram_message','in_app_voip','manual_note')),
    direction       TEXT NOT NULL CHECK (direction IN ('inbound','outbound')),
    provider        TEXT,                           -- twilio, vonage, meta, etc.
    capture_mode    TEXT NOT NULL
                    CHECK (capture_mode IN ('direct_api','provider_routed','operator_import','operator_note')),
    consent_state   TEXT NOT NULL DEFAULT 'unknown'
                    CHECK (consent_state IN ('unknown','granted','denied','not_required')),
    timestamp       TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    duration_seconds INTEGER,
    summary         TEXT,
    raw_reference   TEXT,                           -- provider message/call ID
    recording_ref   TEXT,                           -- storage path or URL
    provider_metadata JSONB NOT NULL DEFAULT '{}'::JSONB,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS edge_communication_memory_facts (
    fact_id         UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id       TEXT NOT NULL,
    lead_id         TEXT NOT NULL,
    event_id        UUID REFERENCES edge_communication_events(event_id),
    fact_type       TEXT NOT NULL
                    CHECK (fact_type IN ('promise','preference','follow_up_date',
                                         'objection','interest_signal','budget','timeline',
                                         'constraint','decision_maker_note','custom')),
    fact_text       TEXT NOT NULL,
    effective_date  DATE,
    confidence      NUMERIC(4,3) NOT NULL DEFAULT 1.0 CHECK (confidence BETWEEN 0 AND 1),
    extracted_from  TEXT NOT NULL
                    CHECK (extracted_from IN ('transcript','message_thread','operator_note','import')),
    is_confirmed    BOOLEAN NOT NULL DEFAULT FALSE,
    confirmed_by    TEXT,
    confirmed_at    TIMESTAMPTZ,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- ─── 5. Transcription Jobs and Segments ──────────────────────────────────────

CREATE TABLE IF NOT EXISTS edge_transcription_jobs (
    transcription_job_id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id            TEXT NOT NULL,
    event_id             UUID NOT NULL REFERENCES edge_communication_events(event_id) ON DELETE CASCADE,
    media_type           TEXT NOT NULL CHECK (media_type IN ('audio','video')),
    status               TEXT NOT NULL DEFAULT 'pending'
                         CHECK (status IN ('pending','queued','processing','completed','failed')),
    transcript_ref       TEXT,                      -- storage path to diarized JSON
    provider             TEXT NOT NULL DEFAULT 'nemoclaw',
    consent_state        TEXT NOT NULL DEFAULT 'unknown'
                         CHECK (consent_state IN ('unknown','granted','denied')),
    speaker_count        INTEGER,
    word_count           INTEGER,
    language             TEXT NOT NULL DEFAULT 'en',
    error_message        TEXT,
    started_at           TIMESTAMPTZ,
    completed_at         TIMESTAMPTZ,
    created_at           TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at           TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE IF NOT EXISTS edge_transcript_segments (
    segment_id           UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    transcription_job_id UUID NOT NULL REFERENCES edge_transcription_jobs(transcription_job_id) ON DELETE CASCADE,
    event_id             UUID NOT NULL REFERENCES edge_communication_events(event_id),
    speaker_label        TEXT NOT NULL,             -- SPEAKER_00, SPEAKER_01, etc.
    start_ms             INTEGER NOT NULL,
    end_ms               INTEGER NOT NULL,
    text                 TEXT NOT NULL,
    confidence           NUMERIC(4,3) NOT NULL DEFAULT 1.0,
    is_agent_turn        BOOLEAN NOT NULL DEFAULT FALSE,
    created_at           TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- ─── 6. User Calendar Events ─────────────────────────────────────────────────

CREATE TABLE IF NOT EXISTS user_calendar_events (
    calendar_event_id   UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id           TEXT NOT NULL,
    owner_user_id       TEXT NOT NULL,
    lead_id             TEXT,
    source_event_id     UUID REFERENCES edge_communication_events(event_id),
    title               TEXT NOT NULL,
    description         TEXT,
    start_at            TIMESTAMPTZ NOT NULL,
    end_at              TIMESTAMPTZ NOT NULL,
    all_day             BOOLEAN NOT NULL DEFAULT FALSE,
    status              TEXT NOT NULL DEFAULT 'confirmed'
                        CHECK (status IN ('tentative','confirmed','done','cancelled')),
    reminder_minutes    INTEGER[] NOT NULL DEFAULT '{15}'::INTEGER[],
    created_by          TEXT NOT NULL
                        CHECK (created_by IN ('user','nemoclaw_suggested','operator_import')),
    is_nemoclaw_confirmed BOOLEAN NOT NULL DEFAULT FALSE,
    location            TEXT,
    metadata            JSONB NOT NULL DEFAULT '{}'::JSONB,
    created_at          TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at          TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- ─── 7. Insight Recommendations ──────────────────────────────────────────────

CREATE TABLE IF NOT EXISTS insight_recommendations (
    recommendation_id   UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id           TEXT NOT NULL,
    lead_id             TEXT NOT NULL,
    source_event_id     UUID REFERENCES edge_communication_events(event_id),
    recommendation_type TEXT NOT NULL
                        CHECK (recommendation_type IN ('follow_up_call','send_message',
                                                       'schedule_meeting','update_crm',
                                                       'update_qd_score','send_property_info',
                                                       'escalate','custom')),
    summary             TEXT NOT NULL,
    suggested_action    TEXT NOT NULL,
    target_system       TEXT NOT NULL
                        CHECK (target_system IN ('crm','calendar','qd_score','whatsapp','email','operator')),
    status              TEXT NOT NULL DEFAULT 'pending'
                        CHECK (status IN ('pending','accepted','dismissed','acted_upon')),
    confidence          NUMERIC(4,3) NOT NULL DEFAULT 0.8,
    acted_by            TEXT,
    acted_at            TIMESTAMPTZ,
    created_at          TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at          TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- ─── 8. Admin Action Events ───────────────────────────────────────────────────

CREATE TABLE IF NOT EXISTS admin_action_events (
    action_event_id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id       TEXT NOT NULL,
    action_id       TEXT NOT NULL UNIQUE,           -- idempotency key from client
    action_type     TEXT NOT NULL
                    CHECK (action_type IN (
                        'user_create','user_deactivate','user_role_change',
                        'tenant_config_update','inventory_batch_approve',
                        'inventory_batch_reject','template_publish','template_archive',
                        'synthetic_job_trigger','synthetic_job_cancel',
                        'system_health_check','queue_drain','debug_event_export',
                        'install_register','install_deregister'
                    )),
    target_type     TEXT NOT NULL,
    target_id       TEXT NOT NULL,
    requested_by    TEXT NOT NULL,
    payload         JSONB NOT NULL DEFAULT '{}'::JSONB,
    status          TEXT NOT NULL DEFAULT 'pending'
                    CHECK (status IN ('pending','processing','completed','failed','rejected')),
    result_message  TEXT,
    result_artifacts JSONB NOT NULL DEFAULT '[]'::JSONB,
    executed_at     TIMESTAMPTZ,
    created_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at      TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- ─── 9. Surface Sessions (cross-surface telemetry) ───────────────────────────

CREATE TABLE IF NOT EXISTS surface_sessions (
    session_id      UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    tenant_id       TEXT NOT NULL,
    user_id         TEXT NOT NULL,
    surface_type    TEXT NOT NULL
                    CHECK (surface_type IN ('webos','ipad','android_tablet',
                                             'iphone_edge','android_phone_edge')),
    app_version     TEXT NOT NULL,
    started_at      TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    ended_at        TIMESTAMPTZ,
    last_active_at  TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    screen_sequence TEXT[] NOT NULL DEFAULT '{}',
    metadata        JSONB NOT NULL DEFAULT '{}'::JSONB
);

-- ─── Indexes ──────────────────────────────────────────────────────────────────

-- Template taxonomy
CREATE INDEX IF NOT EXISTS idx_tmpl_chapters_tenant ON oracle_template_chapters(tenant_id, is_active);
CREATE INDEX IF NOT EXISTS idx_tmpl_subchapters_chapter ON oracle_template_subchapters(chapter_id, is_active);
CREATE INDEX IF NOT EXISTS idx_tmpl_seed_examples_template ON oracle_template_seed_examples(template_id);
CREATE INDEX IF NOT EXISTS idx_tmpl_seed_examples_chapter ON oracle_template_seed_examples(chapter_id);

-- Synthetic jobs
CREATE INDEX IF NOT EXISTS idx_synthetic_jobs_tenant ON oracle_synthetic_generation_jobs(tenant_id, status);
CREATE INDEX IF NOT EXISTS idx_synthetic_jobs_template ON oracle_synthetic_generation_jobs(template_id);

-- Inventory
CREATE INDEX IF NOT EXISTS idx_inv_batches_tenant ON inventory_import_batches(tenant_id, status);
CREATE INDEX IF NOT EXISTS idx_inv_props_tenant ON inventory_properties(tenant_id, status);
CREATE INDEX IF NOT EXISTS idx_inv_props_batch ON inventory_properties(batch_id);
CREATE INDEX IF NOT EXISTS idx_inv_media_property ON inventory_media_assets(property_id);

-- Edge communication
CREATE INDEX IF NOT EXISTS idx_edge_events_lead ON edge_communication_events(tenant_id, lead_id, timestamp DESC);
CREATE INDEX IF NOT EXISTS idx_edge_events_channel ON edge_communication_events(channel, timestamp DESC);
CREATE INDEX IF NOT EXISTS idx_edge_memory_lead ON edge_communication_memory_facts(tenant_id, lead_id, created_at DESC);
CREATE INDEX IF NOT EXISTS idx_edge_memory_event ON edge_communication_memory_facts(event_id);

-- Transcription
CREATE INDEX IF NOT EXISTS idx_transcription_jobs_event ON edge_transcription_jobs(event_id);
CREATE INDEX IF NOT EXISTS idx_transcription_jobs_status ON edge_transcription_jobs(tenant_id, status);
CREATE INDEX IF NOT EXISTS idx_transcript_segments_job ON edge_transcript_segments(transcription_job_id, start_ms);

-- Calendar
CREATE INDEX IF NOT EXISTS idx_calendar_events_owner ON user_calendar_events(tenant_id, owner_user_id, start_at);
CREATE INDEX IF NOT EXISTS idx_calendar_events_lead ON user_calendar_events(lead_id, start_at);

-- Insights
CREATE INDEX IF NOT EXISTS idx_insights_lead ON insight_recommendations(tenant_id, lead_id, created_at DESC);
CREATE INDEX IF NOT EXISTS idx_insights_status ON insight_recommendations(status, created_at DESC);

-- Admin
CREATE INDEX IF NOT EXISTS idx_admin_actions_tenant ON admin_action_events(tenant_id, created_at DESC);
CREATE INDEX IF NOT EXISTS idx_admin_actions_type ON admin_action_events(action_type, status);

-- Surface sessions
CREATE INDEX IF NOT EXISTS idx_surface_sessions_user ON surface_sessions(tenant_id, user_id, started_at DESC);
CREATE INDEX IF NOT EXISTS idx_surface_sessions_type ON surface_sessions(surface_type, started_at DESC);