-- Migration 141: Trinity Console Issue Tracker (Task #166)
-- Filed by Chronicler #89 on REQ-2026-04-14-issue-tracker.
-- Creates issues + attachments + comments tables.

CREATE TABLE IF NOT EXISTS issues (
    id SERIAL PRIMARY KEY,
    issue_number INTEGER UNIQUE,
    title VARCHAR(255) NOT NULL,
    description TEXT,
    status VARCHAR(20) DEFAULT 'open',       -- open, in_progress, blocked, resolved, closed
    priority VARCHAR(20) DEFAULT 'medium',   -- critical, high, medium, low
    category VARCHAR(50) DEFAULT 'general',  -- bug, feature, content, infrastructure, holly, general
    submitted_by VARCHAR(100) NOT NULL,      -- Discord username
    assigned_to VARCHAR(100) DEFAULT 'unassigned',
    created_at TIMESTAMPTZ DEFAULT NOW(),
    updated_at TIMESTAMPTZ DEFAULT NOW(),
    resolved_at TIMESTAMPTZ,
    resolved_by VARCHAR(100)
);

CREATE INDEX IF NOT EXISTS idx_issues_status   ON issues (status);
CREATE INDEX IF NOT EXISTS idx_issues_priority ON issues (priority);
CREATE INDEX IF NOT EXISTS idx_issues_category ON issues (category);
CREATE INDEX IF NOT EXISTS idx_issues_submitter ON issues (submitted_by);

CREATE TABLE IF NOT EXISTS issue_attachments (
    id SERIAL PRIMARY KEY,
    issue_id INTEGER REFERENCES issues(id) ON DELETE CASCADE,
    filename VARCHAR(255) NOT NULL,
    original_name VARCHAR(255),
    mime_type VARCHAR(100),
    file_size INTEGER,
    uploaded_at TIMESTAMPTZ DEFAULT NOW()
);

CREATE INDEX IF NOT EXISTS idx_issue_attachments_issue ON issue_attachments (issue_id);

CREATE TABLE IF NOT EXISTS issue_comments (
    id SERIAL PRIMARY KEY,
    issue_id INTEGER REFERENCES issues(id) ON DELETE CASCADE,
    author VARCHAR(100) NOT NULL,
    content TEXT NOT NULL,
    created_at TIMESTAMPTZ DEFAULT NOW()
);

CREATE INDEX IF NOT EXISTS idx_issue_comments_issue ON issue_comments (issue_id);