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Diffstat (limited to 'vendor/gopkg.in/olivere/elastic.v5/search_aggs_bucket_adjacency_matrix.go')
-rw-r--r-- | vendor/gopkg.in/olivere/elastic.v5/search_aggs_bucket_adjacency_matrix.go | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/vendor/gopkg.in/olivere/elastic.v5/search_aggs_bucket_adjacency_matrix.go b/vendor/gopkg.in/olivere/elastic.v5/search_aggs_bucket_adjacency_matrix.go new file mode 100644 index 000000000..fa6e81464 --- /dev/null +++ b/vendor/gopkg.in/olivere/elastic.v5/search_aggs_bucket_adjacency_matrix.go @@ -0,0 +1,96 @@ +// Copyright 2012-present Oliver Eilhard. All rights reserved. +// Use of this source code is governed by a MIT-license. +// See http://olivere.mit-license.org/license.txt for details. + +package elastic + +// AdjacencyMatrixAggregation returning a form of adjacency matrix. +// The request provides a collection of named filter expressions, +// similar to the filters aggregation request. Each bucket in the +// response represents a non-empty cell in the matrix of intersecting filters. +// +// For details, see +// https://www.elastic.co/guide/en/elasticsearch/reference/5.6/search-aggregations-bucket-adjacency-matrix-aggregation.html +type AdjacencyMatrixAggregation struct { + filters map[string]Query + subAggregations map[string]Aggregation + meta map[string]interface{} +} + +// NewAdjacencyMatrixAggregation initializes a new AdjacencyMatrixAggregation. +func NewAdjacencyMatrixAggregation() *AdjacencyMatrixAggregation { + return &AdjacencyMatrixAggregation{ + filters: make(map[string]Query), + subAggregations: make(map[string]Aggregation), + } +} + +// Filters adds the filter +func (a *AdjacencyMatrixAggregation) Filters(name string, filter Query) *AdjacencyMatrixAggregation { + a.filters[name] = filter + return a +} + +// SubAggregation adds a sub-aggregation to this aggregation. +func (a *AdjacencyMatrixAggregation) SubAggregation(name string, subAggregation Aggregation) *AdjacencyMatrixAggregation { + a.subAggregations[name] = subAggregation + return a +} + +// Meta sets the meta data to be included in the aggregation response. +func (a *AdjacencyMatrixAggregation) Meta(metaData map[string]interface{}) *AdjacencyMatrixAggregation { + a.meta = metaData + return a +} + +// Source returns the a JSON-serializable interface. +func (a *AdjacencyMatrixAggregation) Source() (interface{}, error) { + // Example: + // { + // "aggs" : { + // "interactions" : { + // "adjacency_matrix" : { + // "filters" : { + // "grpA" : { "terms" : { "accounts" : ["hillary", "sidney"] }}, + // "grpB" : { "terms" : { "accounts" : ["donald", "mitt"] }}, + // "grpC" : { "terms" : { "accounts" : ["vladimir", "nigel"] }} + // } + // } + // } + // } + // This method returns only the (outer) { "adjacency_matrix" : {} } part. + + source := make(map[string]interface{}) + adjacencyMatrix := make(map[string]interface{}) + source["adjacency_matrix"] = adjacencyMatrix + + dict := make(map[string]interface{}) + for key, filter := range a.filters { + src, err := filter.Source() + if err != nil { + return nil, err + } + dict[key] = src + } + adjacencyMatrix["filters"] = dict + + // AggregationBuilder (SubAggregations) + if len(a.subAggregations) > 0 { + aggsMap := make(map[string]interface{}) + source["aggregations"] = aggsMap + for name, aggregate := range a.subAggregations { + src, err := aggregate.Source() + if err != nil { + return nil, err + } + aggsMap[name] = src + } + } + + // Add Meta data if available + if len(a.meta) > 0 { + source["meta"] = a.meta + } + + return source, nil +} |