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db-schema.js
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db-schema.js
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var config = require('./config.json');
var knex = require('knex')(config.knex);
var pg = require('pg');
var schema = {
user: function() {
return knex.schema.hasTable('user').then(function(exists) {
if (!exists) {
return knex.schema.createTable('user', function(t) {
t.increments('id')
.notNullable()
.primary();
t.string('username')
.unique();
t.string('password')
.notNullable();
});
}
});
},
stock: function() {
return knex.schema.hasTable('stock').then(function(exists) {
if (!exists) {
return knex.schema.createTable('stock', function(t) {
t.increments('id')
.primary();
t.string('symbol')
.unique();
t.string('exchange');
});
}
});
},
stock_data: function() {
return knex.schema.hasTable('stock_data').then(function(exists) {
if (!exists) {
return knex.schema.createTable('stock_data', function(t) {
t.integer('stock_id')
.index()
.references('stock.id');
t.double('price')
.notNullable();
t.double('change');
t.string('last_update');
});
}
});
},
portfolio: function() {
return knex.schema.hasTable('portfolio').then(function(exists) {
if (!exists) {
return knex.schema.createTable('portfolio', function(t) {
t.integer('id')
.index();
t.integer('user_id')
.index('user.id');
t.integer('stock_id')
.index('stock.id');
t.integer('buy_price')
.notNullable();
t.integer('sell_price')
.notNullable();
});
}
});
},
user_capital: function() {
return knex.schema.hasTable('user_capital').then(function(exists) {
if (!exists) {
return knex.schema.createTable('user_capital', function(t) {
t.integer('user_id')
.index('user.id');
t.double('capital');
});
}
});
}
}
module.exports = schema;