package de.superx.bianalysis.metadata.models.json;


import java.util.List;

import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonPropertyOrder;
import com.fasterxml.jackson.annotation.JsonInclude.Include;

import de.superx.bianalysis.FaultyMetadataException;
import de.superx.bianalysis.metadata.UpsertStringBuilder;
import de.superx.bianalysis.models.CriteriaGroup;

@JsonInclude(Include.NON_DEFAULT)
@JsonPropertyOrder({ 
    "id",
    "default_release",
    "position",
    "caption",
    "criteria_group",
    "dim_column",
    "sort_order_column",
    "ref_to",
    "description",
    "fact_column"
})
public class MetaDimensionAttribute extends MetaObject {

	@JsonProperty("dim_column")
	private String dimColumn;

	@JsonProperty("sort_order_column")
    private String sortOrderColumn;

	@JsonProperty("hierarchical_filter")
    private boolean hierarchicalFilter;

	private Integer position;

	@JsonIgnore
	private MetaDimension dimension;

	@JsonIgnore
	private MetaDimensionAttribute confDimAttrRef;

	@JsonProperty("ref_to")
	private String refTo;

	@JsonProperty("filter_selection")
	private String filterSelection;

	@JsonProperty("is_hidden")
	private boolean isHidden;

	@JsonProperty("criteria_groups")
	private List<CriteriaGroup> criteriaGroups;

	public MetaDimensionAttribute() {
		super("dimension_attribute");
	}

	public MetaDimensionAttribute(String attrColumn) {
		super("dimension_attribute");
		this.refTo = attrColumn;
		//this.refTo = dimensionTable + "." + attrColumn;
	}

	public void setConformedDimensionAttribute(MetaDimensionAttribute attribute) {
	    this.confDimAttrRef = attribute;
	}

	@Override
	public UpsertStringBuilder getUpsertBuilder() {
		UpsertStringBuilder builder = new UpsertStringBuilder();
	    if(confDimAttrRef == null) {
	        builder = super.getUpsert()
	    	.withIdCol("dimension_id", this.dimension.id)
	    	.withStringCol("columnname", this.dimColumn)
	    	.withCriteriaGroup("criteria_groups", this.criteriaGroups)
	    	.withStringCol("sort_order_column", this.sortOrderColumn)
	    	.withStringCol("filter_selection", getFilterSelectionWithDefault())
            .withIntCol("position", this.position)
            .withStringCol("is_hidden", String.valueOf(this.isHidden));
	    } else {
	        builder =  new UpsertStringBuilder() 
				.forTable("metadata", this.sourceTable)
				.withStringCol("namespace", this.namespace)
				.withIdCol("id", this.id)
				.withStringCol("default_release", this.defaultRelease);

	            if(this.isHidden) {
	                builder = builder.withStringCol("is_hidden", String.valueOf(isHidden));
	            } else {
	                builder = builder.withStringCol("is_hidden", String.valueOf(confDimAttrRef.isHidden));
	            }

	       	    if(this.position != null) {
	                builder = builder.withIntCol("position", position);
	       	    } else {
	                builder = builder.withIntCol("position", this.confDimAttrRef.getPosition());
	       	    }

	            if(getCaption() != null && !getCaption().isBlank()) {
	                builder = builder.withStringCol("caption", caption);
	            } else {
	                builder = builder.withStringCol("caption", confDimAttrRef.getCaption());
	            }

	            if(getDimColumn() != null && !getDimColumn().isBlank()) {
	                builder = builder.withStringCol("columnname", this.dimColumn);
	            } else {
	                builder = builder.withStringCol("columnname", confDimAttrRef.getDimColumn());
	            }

	            if(getFilterSelection() != null && !getFilterSelection().isBlank()) {
	                builder = builder.withStringCol("filter_selection", this.filterSelection);
	            } else {
	                builder = builder.withStringCol("filter_selection", confDimAttrRef.getFilterSelectionWithDefault());
	            }

	            if(getSortOrderColumn() != null && !getSortOrderColumn().isBlank()) {
	                builder = builder.withStringCol("sort_order_column", this.sortOrderColumn);
	            } else {
	                builder = builder.withStringCol("sort_order_column", confDimAttrRef.getSortOrderColumn());
	            }
	            
	            if(getCriteriaGroups() != null && !getCriteriaGroups().isEmpty()) {
	                builder = builder.withCriteriaGroup("criteria_groups", this.criteriaGroups);
	            } else {
	                builder = builder.withCriteriaGroup("criteria_groups", confDimAttrRef.getCriteriaGroups());
	            }

	    	    builder = builder.withIdCol("dimension_id", this.dimension.id);
	    	    builder = builder.withIdCol("conformed", this.confDimAttrRef.id);
	    }
	    
	        if(this.dimColumn == null && criteriaGroups != null && criteriaGroups.size() >0) {
	            String newColumnName = this.caption.toLowerCase()
	                    .replaceAll("\\s+", "_")
	                    .replaceAll("[^a-z0-9-]", "_");
	            builder = builder.withStringCol("columnname", "custom_" + newColumnName);
	        }

	    	if(confDimAttrRef != null && confDimAttrRef.hierarchicalFilter) {
	            builder = builder.withStringCol("hierarchical_filter", String.valueOf(confDimAttrRef.hierarchicalFilter));
	    	} else {
	            builder = builder.withStringCol("hierarchical_filter", String.valueOf(hierarchicalFilter));
	    	}

	     if(this.description != null && !this.description.isBlank()) {
	        builder = builder.withStringCol("description", this.description);
	     } else {
	         if(confDimAttrRef != null) {
	            builder = builder.withStringCol("description", confDimAttrRef.getDescription());
	         } else {
	            builder = builder.withStringCol("description", "");
	         }
	     }

	    return builder;
	}

    public Integer getPosition() {
        return position;
    }

    public void setPosition(Integer position) {
        this.position = position;
    }

    public String getDimColumn() {
        return dimColumn;
    }

    public void setDimColumn(String dimColumn) {
        this.dimColumn = dimColumn;
    }

    public String getSortOrderColumn() {
        return sortOrderColumn;
    }

    public void setSortOrderColumn(String sortOrderColumn) {
        this.sortOrderColumn = sortOrderColumn;
    }

    public String getFilterSelection() {
        return filterSelection;
    }

    public void setFilterSelection(String filterSelection) {
        this.filterSelection = filterSelection;
    }

    public MetaDimension getDimension() {
        return dimension;
    }

    public void setDimension(MetaDimension dimension) {
        this.dimension = dimension;
    }

    public MetaDimensionAttribute getConfDimAttrRef() {
        return confDimAttrRef;
    }

    public void setConfDimAttrRef(MetaDimensionAttribute confDimAttrRef) {
        this.confDimAttrRef = confDimAttrRef;
    }

    public String getRefTo() {
        return refTo;
    }

    public void setRefTo(String refTo) {
        this.refTo = refTo;
    }

    public List<CriteriaGroup> getCriteriaGroups() {
        return criteriaGroups;
    }

    public void setCriteriaGroups(List<CriteriaGroup> criteriaGroups) {
        this.criteriaGroups = criteriaGroups;
    }

    @JsonIgnore
    @Override
    public String getDocIdentifier() {
        if(refTo != null) {
            if(this.confDimAttrRef == null) {
               throw new FaultyMetadataException("The Object with the id '" + this.id
                       + "' references a conformed attribute with the name '" + this.refTo
                       + "'. This Object cannot be found."); 
            }
           return this.confDimAttrRef.getDocIdentifier();
        }
        return this.dimension.getDocIdentifier()+"."+this.dimColumn;
    }

    public boolean isHierarchicalFilter() {
        return hierarchicalFilter;
    }

    public void setHierarchicalFilter(boolean hierarchicalFilter) {
        this.hierarchicalFilter = hierarchicalFilter;
    }

    @JsonIgnore
    public boolean isHidden() {
        return isHidden;
    }

    @JsonIgnore
    public String getFilterSelectionWithDefault() {
        if(this.filterSelection == null || this.filterSelection.isBlank()) {
           return "show_existing_only"; 
        }
        return this.filterSelection;
    }

    @JsonIgnore
    public void setHidden(boolean isHidden) {
        this.isHidden = isHidden;
    }

    

}