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chore(xo-web): rewrite smart-backup-pattern

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This commit is contained in:
Julien Fontanet 2018-02-28 13:01:43 +01:00
parent 4257cbb618
commit 51be573f5e
1 changed files with 44 additions and 25 deletions
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69
packages/xo-web/src/common/smart-backup-pattern.js
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@ -1,5 +1,5 @@
import * as CM from 'complex-matcher' import * as CM from 'complex-matcher'
import { flatten, identity, map } from 'lodash' import { identity } from 'lodash'
import { EMPTY_OBJECT } from './utils' import { EMPTY_OBJECT } from './utils'
@ -21,33 +21,52 @@ export const constructPattern = (
return not ? { __not: pattern } : pattern return not ? { __not: pattern } : pattern
} }
const parsePattern = pattern => { const valueToComplexMatcher = pattern => {
const patternValues = flatten( if (typeof pattern === 'string') {
pattern.__not !== undefined ? pattern.__not.__or : pattern.__or return new CM.String(pattern)
) }
const queryString = new CM.Or( if (Array.isArray(pattern)) {
map(patternValues, array => new CM.String(array)) return new CM.And(pattern.map(valueToComplexMatcher))
) }
return pattern.__not !== undefined ? CM.Not(queryString) : queryString
if (pattern !== null && typeof pattern === 'object') {
const keys = Object.keys(pattern)
const { length } = keys
if (length === 1) {
const [key] = keys
if (key === '__and') {
return new CM.And(pattern.__and.map(valueToComplexMatcher))
}
if (key === '__or') {
return new CM.Or(pattern.__or.map(valueToComplexMatcher))
}
if (key === '__not') {
return new CM.Not(valueToComplexMatcher(pattern.__not))
}
}
const children = []
Object.keys(pattern).forEach(property => {
const subpattern = pattern[property]
if (subpattern !== undefined) {
children.push(
new CM.Property(property, valueToComplexMatcher(subpattern))
)
}
})
return children.length === 0 ? new CM.Null() : new CM.And(children)
}
throw new Error('could not transform this pattern')
} }
export const constructQueryString = pattern => { export const constructQueryString = pattern => {
const powerState = pattern.power_state try {
const pool = pattern.$pool return valueToComplexMatcher(pattern).toString()
const tags = pattern.tags } catch (error) {
console.warn('constructQueryString', pattern, error)
const filter = [] return ''
if (powerState !== undefined) {
filter.push(new CM.Property('power_state', new CM.String(powerState)))
} }
if (pool !== undefined) {
filter.push(new CM.Property('$pool', parsePattern(pool)))
}
if (tags !== undefined) {
filter.push(new CM.Property('tags', parsePattern(tags)))
}
return filter.length !== 0 ? new CM.And(filter).toString() : ''
} }