Add coa purchase and vendors

migrations/000039_create_vendors_table.down.sql

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+-- Drop vendors table
+DROP TABLE IF EXISTS vendors;

migrations/000039_create_vendors_table.up.sql

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+-- Vendors table
+CREATE TABLE vendors (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    name VARCHAR(255) NOT NULL,
+    email VARCHAR(255),
+    phone_number VARCHAR(20),
+    address TEXT,
+    contact_person VARCHAR(255),
+    tax_number VARCHAR(50),
+    payment_terms VARCHAR(100),
+    notes TEXT,
+    is_active BOOLEAN NOT NULL DEFAULT true,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE INDEX idx_vendors_organization_id ON vendors(organization_id);
+CREATE INDEX idx_vendors_name ON vendors(name);
+CREATE INDEX idx_vendors_email ON vendors(email);
+CREATE INDEX idx_vendors_is_active ON vendors(is_active);
+CREATE INDEX idx_vendors_created_at ON vendors(created_at);

migrations/000040_create_purchase_orders_table.down.sql

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+-- Drop purchase order tables
+DROP TABLE IF EXISTS purchase_order_attachments;
+DROP TABLE IF EXISTS purchase_order_items;
+DROP TABLE IF EXISTS purchase_orders;

migrations/000040_create_purchase_orders_table.up.sql

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+-- Purchase Orders table
+CREATE TABLE purchase_orders (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    vendor_id UUID NOT NULL REFERENCES vendors(id) ON DELETE CASCADE,
+    po_number VARCHAR(50) NOT NULL,
+    transaction_date DATE NOT NULL,
+    due_date DATE NOT NULL,
+    reference VARCHAR(100),
+    status VARCHAR(20) NOT NULL DEFAULT 'draft' CHECK (status IN ('draft', 'sent', 'approved', 'received', 'cancelled')),
+    message TEXT,
+    total_amount DECIMAL(15,2) NOT NULL DEFAULT 0,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+-- Purchase Order Items table
+CREATE TABLE purchase_order_items (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    purchase_order_id UUID NOT NULL REFERENCES purchase_orders(id) ON DELETE CASCADE,
+    ingredient_id UUID NOT NULL REFERENCES ingredients(id) ON DELETE CASCADE,
+    description TEXT,
+    quantity DECIMAL(10,3) NOT NULL,
+    unit_id UUID NOT NULL REFERENCES units(id) ON DELETE CASCADE,
+    amount DECIMAL(15,2) NOT NULL,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+-- Purchase Order Attachments table
+CREATE TABLE purchase_order_attachments (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    purchase_order_id UUID NOT NULL REFERENCES purchase_orders(id) ON DELETE CASCADE,
+    file_id UUID NOT NULL REFERENCES files(id) ON DELETE CASCADE,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+-- Indexes
+CREATE INDEX idx_purchase_orders_organization_id ON purchase_orders(organization_id);
+CREATE INDEX idx_purchase_orders_vendor_id ON purchase_orders(vendor_id);
+CREATE INDEX idx_purchase_orders_po_number ON purchase_orders(po_number);
+CREATE INDEX idx_purchase_orders_status ON purchase_orders(status);
+CREATE INDEX idx_purchase_orders_transaction_date ON purchase_orders(transaction_date);
+CREATE INDEX idx_purchase_orders_created_at ON purchase_orders(created_at);
+
+CREATE INDEX idx_purchase_order_items_purchase_order_id ON purchase_order_items(purchase_order_id);
+CREATE INDEX idx_purchase_order_items_ingredient_id ON purchase_order_items(ingredient_id);
+CREATE INDEX idx_purchase_order_items_unit_id ON purchase_order_items(unit_id);
+
+CREATE INDEX idx_purchase_order_attachments_purchase_order_id ON purchase_order_attachments(purchase_order_id);
+CREATE INDEX idx_purchase_order_attachments_file_id ON purchase_order_attachments(file_id);
+
+-- Unique constraint for PO number per organization
+CREATE UNIQUE INDEX idx_purchase_orders_po_number_org ON purchase_orders(organization_id, po_number);

migrations/000041_create_ingredient_unit_converters_table.down.sql

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+DROP TABLE IF EXISTS ingredient_unit_converters;
+

migrations/000041_create_ingredient_unit_converters_table.up.sql

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+CREATE TABLE ingredient_unit_converters (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    ingredient_id UUID NOT NULL REFERENCES ingredients(id) ON DELETE CASCADE,
+    from_unit_id UUID NOT NULL REFERENCES units(id) ON DELETE CASCADE,
+    to_unit_id UUID NOT NULL REFERENCES units(id) ON DELETE CASCADE,
+    conversion_factor DECIMAL(15,6) NOT NULL CHECK (conversion_factor > 0),
+    is_active BOOLEAN NOT NULL DEFAULT true,
+    created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    created_by UUID NOT NULL REFERENCES users(id) ON DELETE RESTRICT,
+    updated_by UUID NOT NULL REFERENCES users(id) ON DELETE RESTRICT
+);
+
+-- Create indexes for better performance
+CREATE INDEX idx_ingredient_unit_converters_organization_id ON ingredient_unit_converters(organization_id);
+CREATE INDEX idx_ingredient_unit_converters_ingredient_id ON ingredient_unit_converters(ingredient_id);
+CREATE INDEX idx_ingredient_unit_converters_from_unit_id ON ingredient_unit_converters(from_unit_id);
+CREATE INDEX idx_ingredient_unit_converters_to_unit_id ON ingredient_unit_converters(to_unit_id);
+CREATE INDEX idx_ingredient_unit_converters_active ON ingredient_unit_converters(is_active);
+
+-- Create unique constraint to prevent duplicate converters for the same ingredient and unit pair
+CREATE UNIQUE INDEX idx_ingredient_unit_converters_unique 
+ON ingredient_unit_converters(organization_id, ingredient_id, from_unit_id, to_unit_id) 
+WHERE is_active = true;
+
+-- Add comments for documentation
+COMMENT ON TABLE ingredient_unit_converters IS 'Stores unit conversion factors for ingredients within an organization';
+COMMENT ON COLUMN ingredient_unit_converters.conversion_factor IS 'How many from_unit_id units equal one to_unit_id unit (e.g., 1000 for grams to kilograms)';
+COMMENT ON COLUMN ingredient_unit_converters.is_active IS 'Whether this conversion is currently active and can be used';
+COMMENT ON COLUMN ingredient_unit_converters.created_by IS 'User who created this conversion rule';
+COMMENT ON COLUMN ingredient_unit_converters.updated_by IS 'User who last updated this conversion rule';
+

migrations/000042_create_chart_of_account_types_table.down.sql

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+DROP TABLE IF EXISTS chart_of_account_types;

migrations/000042_create_chart_of_account_types_table.up.sql

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+CREATE TABLE chart_of_account_types (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    name VARCHAR(100) NOT NULL,
+    code VARCHAR(10) NOT NULL UNIQUE,
+    description TEXT,
+    is_active BOOLEAN DEFAULT true,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+-- Insert default chart of account types
+INSERT INTO chart_of_account_types (name, code, description) VALUES
+('Assets', 'ASSET', 'Resources owned by the organization'),
+('Liabilities', 'LIABILITY', 'Debts and obligations'),
+('Equity', 'EQUITY', 'Owner''s interest in the organization'),
+('Revenue', 'REVENUE', 'Income from business operations'),
+('Expenses', 'EXPENSE', 'Costs incurred in business operations');
+
+CREATE INDEX idx_chart_of_account_types_code ON chart_of_account_types(code);
+CREATE INDEX idx_chart_of_account_types_is_active ON chart_of_account_types(is_active);

migrations/000043_create_chart_of_accounts_table.down.sql

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+DROP TABLE IF EXISTS chart_of_accounts;

migrations/000043_create_chart_of_accounts_table.up.sql

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+CREATE TABLE chart_of_accounts (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    outlet_id UUID REFERENCES outlets(id) ON DELETE CASCADE,
+    chart_of_account_type_id UUID NOT NULL REFERENCES chart_of_account_types(id) ON DELETE RESTRICT,
+    parent_id UUID REFERENCES chart_of_accounts(id) ON DELETE SET NULL,
+    name VARCHAR(255) NOT NULL,
+    code VARCHAR(20) NOT NULL,
+    description TEXT,
+    is_active BOOLEAN DEFAULT true,
+    is_system BOOLEAN DEFAULT false,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    UNIQUE(organization_id, outlet_id, code),
+    UNIQUE(organization_id, code) -- For organization-level accounts
+);
+
+CREATE INDEX idx_chart_of_accounts_organization_id ON chart_of_accounts(organization_id);
+CREATE INDEX idx_chart_of_accounts_outlet_id ON chart_of_accounts(outlet_id);
+CREATE INDEX idx_chart_of_accounts_type_id ON chart_of_accounts(chart_of_account_type_id);
+CREATE INDEX idx_chart_of_accounts_parent_id ON chart_of_accounts(parent_id);
+CREATE INDEX idx_chart_of_accounts_code ON chart_of_accounts(code);
+CREATE INDEX idx_chart_of_accounts_is_active ON chart_of_accounts(is_active);
+CREATE INDEX idx_chart_of_accounts_is_system ON chart_of_accounts(is_system);

migrations/000044_create_accounts_table.down.sql

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+DROP TABLE IF EXISTS accounts;

migrations/000044_create_accounts_table.up.sql

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+CREATE TABLE accounts (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    organization_id UUID NOT NULL REFERENCES organizations(id) ON DELETE CASCADE,
+    outlet_id UUID REFERENCES outlets(id) ON DELETE CASCADE,
+    chart_of_account_id UUID NOT NULL REFERENCES chart_of_accounts(id) ON DELETE RESTRICT,
+    name VARCHAR(255) NOT NULL,
+    number VARCHAR(50) NOT NULL,
+    account_type VARCHAR(20) NOT NULL CHECK (account_type IN ('cash', 'wallet', 'bank', 'credit', 'debit', 'asset', 'liability', 'equity', 'revenue', 'expense')),
+    opening_balance DECIMAL(15,2) DEFAULT 0.00,
+    current_balance DECIMAL(15,2) DEFAULT 0.00,
+    description TEXT,
+    is_active BOOLEAN DEFAULT true,
+    is_system BOOLEAN DEFAULT false,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    UNIQUE(organization_id, outlet_id, number),
+    UNIQUE(organization_id, number) -- For organization-level accounts
+);
+
+CREATE INDEX idx_accounts_organization_id ON accounts(organization_id);
+CREATE INDEX idx_accounts_outlet_id ON accounts(outlet_id);
+CREATE INDEX idx_accounts_chart_of_account_id ON accounts(chart_of_account_id);
+CREATE INDEX idx_accounts_number ON accounts(number);
+CREATE INDEX idx_accounts_account_type ON accounts(account_type);
+CREATE INDEX idx_accounts_is_active ON accounts(is_active);
+CREATE INDEX idx_accounts_is_system ON accounts(is_system);