// Licensed to the Apache Software Foundation (ASF) under one or more contributor
// license agreements; and to You under the Apache License, Version 2.0.

'use strict'

const test = require('ava')
const Rules = require('../../lib/rules')

test('should list all rules without parameters', t => {
  t.plan(3)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  client.request = (method, path, options) => {
    t.is(method, 'GET')
    t.is(path, `namespaces/${ns}/rules`)
    t.deepEqual(options, {qs: {}})
  }

  return rules.list()
})

test('should list all rules with parameters', t => {
  t.plan(3)
  const client = { options: {} }
  const rules = new Rules(client)

  client.request = (method, path, options) => {
    t.is(method, 'GET')
    t.is(path, `namespaces/custom/rules`)
    t.deepEqual(options.qs, {skip: 100, limit: 100})
  }

  return rules.list({namespace: 'custom', skip: 100, limit: 100})
})

test('should retrieve rule from identifier', t => {
  t.plan(2)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  client.request = (method, path, options) => {
    t.is(method, 'GET')
    t.is(path, `namespaces/${ns}/rules/12345`)
  }

  return rules.get({name: '12345'})
})

test('should retrieve rule from ruleName identifier', t => {
  t.plan(2)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  client.request = (method, path, options) => {
    t.is(method, 'GET')
    t.is(path, `namespaces/${ns}/rules/12345`)
  }

  return rules.get({ruleName: '12345'})
})

test('should retrieve rule from string identifier', t => {
  t.plan(2)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  client.request = (method, path, options) => {
    t.is(method, 'GET')
    t.is(path, `namespaces/${ns}/rules/12345`)
  }

  return rules.get('12345')
})

test('should delete rule from identifier', t => {
  t.plan(2)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  client.request = (method, path, options) => {
    t.is(method, 'DELETE')
    t.is(path, `namespaces/${ns}/rules/12345`)
  }

  return rules.delete({name: '12345'})
})

test('should delete rule from string identifier', t => {
  t.plan(2)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  client.request = (method, path, options) => {
    t.is(method, 'DELETE')
    t.is(path, `namespaces/${ns}/rules/12345`)
  }

  return rules.delete('12345')
})

test('should throw error trying to invoke rule', t => {
  const rules = new Rules()
  return t.throws(() => rules.invoke(), /Operation \(invoke\) not supported/)
})

test('create a new rule', t => {
  t.plan(4)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  const name = '12345'
  const action = 'some_action'
  const trigger = 'some_trigger'

  client.request = (method, path, options) => {
    t.is(method, 'PUT')
    t.is(path, `namespaces/${ns}/rules/${name}`)
    t.deepEqual(options.qs, {})
    t.deepEqual(options.body, { action: `/_/${action}`, trigger: `/_/${trigger}` })
  }

  return rules.create({name, action, trigger})
})

test('create a new rule using fully qualified names', t => {
  t.plan(4)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  const name = '12345'
  const action = '/hello/some_action'
  const trigger = '/hello/some_trigger'

  client.request = (method, path, options) => {
    t.is(method, 'PUT')
    t.is(path, `namespaces/${ns}/rules/${name}`)
    t.deepEqual(options.qs, {})
    t.deepEqual(options.body, { action, trigger })
  }

  return rules.create({name, action, trigger})
})

test('create a rule without providing a rule name', t => {
  const client = { options: {} }
  const rules = new Rules(client)
  return t.throws(() => { rules.create({action: '', trigger: ''}) }, /name, ruleName/)
})

test('create a rule without providing an action name', t => {
  const rules = new Rules()
  return t.throws(() => { rules.create({name: '', trigger: ''}) }, /Missing mandatory action parameter/)
})

test('create a rule without providing a trigger name', t => {
  const rules = new Rules()
  return t.throws(() => { rules.create({name: '', action: ''}) }, /Missing mandatory trigger parameter/)
})

test('update existing rule', t => {
  t.plan(4)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  const name = '12345'
  const action = 'some_action'
  const trigger = 'some_trigger'

  client.request = (method, path, options) => {
    t.is(method, 'PUT')
    t.is(path, `namespaces/${ns}/rules/${name}`)
    t.deepEqual(options.qs, {overwrite: true})
    t.deepEqual(options.body, { action: `/_/${action}`, trigger: `/_/${trigger}` })
  }

  return rules.update({name, action, trigger})
})

test('should enable rule', t => {
  t.plan(3)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  const name = '12345'

  client.request = (method, path, options) => {
    t.is(method, 'POST')
    t.is(path, `namespaces/${ns}/rules/${name}`)
    t.deepEqual(options.body, {status: 'active'})
  }

  return rules.enable({name})
})

test('should disable rule', t => {
  t.plan(3)
  const ns = '_'
  const client = { options: {} }
  const rules = new Rules(client)

  const name = '12345'

  client.request = (method, path, options) => {
    t.is(method, 'POST')
    t.is(path, `namespaces/${ns}/rules/${name}`)
    t.deepEqual(options.body, {status: 'inactive'})
  }

  return rules.disable({name})
})

test('should parse correct namespace for actions names with no other namespaces', t => {
  const client = { options: {} }
  const rules = new Rules(client)

  t.is(rules.convert_to_fqn('simple'), '/_/simple')
  t.is(rules.convert_to_fqn('simple', 'a'), '/a/simple')
  t.is(rules.convert_to_fqn('/a/simple'), '/a/simple')
  t.is(rules.convert_to_fqn('/a/simple', 'b'), '/a/simple')
})

test('should parse correct namespace for actions names with global namespace', t => {
  const client = { options: { namespace: 'global' } }
  const rules = new Rules(client)

  t.is(rules.convert_to_fqn('simple'), '/global/simple')
  t.is(rules.convert_to_fqn('simple', 'a'), '/a/simple')
  t.is(rules.convert_to_fqn('/a/simple'), '/a/simple')
  t.is(rules.convert_to_fqn('/a/simple', 'b'), '/a/simple')
})