161 lines
7.0 KiB
PL/PgSQL
161 lines
7.0 KiB
PL/PgSQL
-- Create the database schema for MerchantsOfHope.org recruiting platform
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-- This includes multi-tenant architecture, user management, job positions, applications, etc.
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-- Create extension for UUID generation if not exists
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CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
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-- Tenants table - for multi-tenant architecture
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CREATE TABLE tenants (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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name VARCHAR(255) NOT NULL,
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slug VARCHAR(255) UNIQUE NOT NULL,
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description TEXT,
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logo_url VARCHAR(500),
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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is_active BOOLEAN DEFAULT TRUE
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);
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-- Users table
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CREATE TABLE users (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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tenant_id UUID REFERENCES tenants(id) ON DELETE CASCADE,
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email VARCHAR(255) UNIQUE NOT NULL,
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username VARCHAR(255) UNIQUE,
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first_name VARCHAR(100),
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last_name VARCHAR(100),
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phone VARCHAR(20),
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role VARCHAR(50) DEFAULT 'job_seeker', -- job_seeker, job_provider, admin
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password_hash VARCHAR(255), -- For local auth (not OIDC)
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is_active BOOLEAN DEFAULT TRUE,
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email_verified BOOLEAN DEFAULT FALSE,
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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last_login TIMESTAMP WITH TIME ZONE,
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CONSTRAINT valid_role CHECK (role IN ('job_seeker', 'job_provider', 'admin'))
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);
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-- OIDC identities table for external authentication
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CREATE TABLE oidc_identities (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id UUID REFERENCES users(id) ON DELETE CASCADE,
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provider_name VARCHAR(100) NOT NULL,
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provider_subject VARCHAR(255) NOT NULL,
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provider_data JSONB, -- Store provider-specific user data
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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UNIQUE(user_id, provider_name),
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UNIQUE(provider_name, provider_subject)
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);
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-- Social media identities table
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CREATE TABLE social_identities (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id UUID REFERENCES users(id) ON DELETE CASCADE,
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provider_name VARCHAR(100) NOT NULL,
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provider_user_id VARCHAR(255) NOT NULL,
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access_token TEXT,
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refresh_token TEXT,
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expires_at TIMESTAMP WITH TIME ZONE,
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profile_data JSONB, -- Store provider-specific profile data
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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UNIQUE(user_id, provider_name),
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UNIQUE(provider_name, provider_user_id)
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);
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-- Job positions table
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CREATE TABLE job_positions (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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tenant_id UUID REFERENCES tenants(id) ON DELETE CASCADE,
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user_id UUID REFERENCES users(id) ON DELETE SET NULL, -- Creator of the position
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title VARCHAR(255) NOT NULL,
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description TEXT NOT NULL,
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requirements TEXT,
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location VARCHAR(255),
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employment_type VARCHAR(50) DEFAULT 'full_time', -- full_time, part_time, contract, internship
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salary_min DECIMAL(10,2),
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salary_max DECIMAL(10,2),
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experience_level VARCHAR(50) DEFAULT 'mid_level', -- entry_level, mid_level, senior_level, executive
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posted_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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closed_at TIMESTAMP WITH TIME ZONE,
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status VARCHAR(50) DEFAULT 'open', -- open, closed, filled
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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is_active BOOLEAN DEFAULT TRUE,
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CONSTRAINT valid_employment_type CHECK (employment_type IN ('full_time', 'part_time', 'contract', 'internship')),
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CONSTRAINT valid_experience_level CHECK (experience_level IN ('entry_level', 'mid_level', 'senior_level', 'executive')),
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CONSTRAINT valid_status CHECK (status IN ('open', 'closed', 'filled'))
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);
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-- Resumes table
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CREATE TABLE resumes (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id UUID REFERENCES users(id) ON DELETE CASCADE,
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title VARCHAR(255) NOT NULL,
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file_path VARCHAR(500) NOT NULL, -- Path to stored resume file
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file_type VARCHAR(100), -- MIME type
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file_size INTEGER, -- Size in bytes
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is_active BOOLEAN DEFAULT TRUE,
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP
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);
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-- Applications table
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CREATE TABLE applications (
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id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
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position_id UUID REFERENCES job_positions(id) ON DELETE CASCADE,
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user_id UUID REFERENCES users(id) ON DELETE CASCADE,
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resume_id UUID REFERENCES resumes(id) ON DELETE SET NULL,
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cover_letter TEXT,
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status VARCHAR(50) DEFAULT 'pending', -- pending, reviewed, accepted, rejected
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applied_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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reviewed_at TIMESTAMP WITH TIME ZONE,
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reviewer_user_id UUID REFERENCES users(id) ON DELETE SET NULL,
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notes TEXT,
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created_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
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UNIQUE(position_id, user_id), -- Prevent duplicate applications
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CONSTRAINT valid_status CHECK (status IN ('pending', 'reviewed', 'accepted', 'rejected'))
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);
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-- Indexes for better performance
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CREATE INDEX idx_users_tenant_id ON users(tenant_id);
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CREATE INDEX idx_users_email ON users(email);
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CREATE INDEX idx_job_positions_tenant_id ON job_positions(tenant_id);
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CREATE INDEX idx_job_positions_user_id ON job_positions(user_id);
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CREATE INDEX idx_job_positions_status ON job_positions(status);
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CREATE INDEX idx_applications_position_id ON applications(position_id);
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CREATE INDEX idx_applications_user_id ON applications(user_id);
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CREATE INDEX idx_applications_status ON applications(status);
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CREATE INDEX idx_resumes_user_id ON resumes(user_id);
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-- Function to update the updated_at timestamp
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CREATE OR REPLACE FUNCTION update_updated_at_column()
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RETURNS TRIGGER AS $$
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BEGIN
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NEW.updated_at = CURRENT_TIMESTAMP;
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RETURN NEW;
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END;
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$$ language 'plpgsql';
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-- Triggers to automatically update the updated_at timestamp
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CREATE TRIGGER update_tenants_updated_at BEFORE UPDATE ON tenants FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
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CREATE TRIGGER update_users_updated_at BEFORE UPDATE ON users FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
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CREATE TRIGGER update_job_positions_updated_at BEFORE UPDATE ON job_positions FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
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CREATE TRIGGER update_resumes_updated_at BEFORE UPDATE ON resumes FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
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CREATE TRIGGER update_applications_updated_at BEFORE UPDATE ON applications FOR EACH ROW EXECUTE FUNCTION update_updated_at_column();
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-- Insert default tenant for MerchantsOfHope
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INSERT INTO tenants (name, slug, description)
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VALUES ('MerchantsOfHope', 'merchants-of-hope', 'Default tenant for MerchantsOfHope.org platform');
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-- Insert admin user for the default tenant
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INSERT INTO users (tenant_id, email, username, first_name, last_name, role, is_active)
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VALUES (
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(SELECT id FROM tenants WHERE slug = 'merchants-of-hope'),
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'admin@merchants-of-hope.org',
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'admin',
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'System',
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'Administrator',
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'admin',
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true
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); |