/Atlassian.Jira/CustomFieldCollection.cs

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Collections.ObjectModel;

using Atlassian.Jira.Remote;



namespace Atlassian.Jira

{

    /// <summary>

    /// Collection of custom fields

    /// </summary>

    public class CustomFieldCollection : ReadOnlyCollection<CustomField>, IRemoteIssueFieldProvider

    {

        private readonly Jira _jira;

        private readonly string _projectKey;



        internal CustomFieldCollection(Jira jira, string projectKey)

            : this(jira, projectKey, new List<CustomField>())   

        {



        }



        internal CustomFieldCollection(Jira jira, string projectKey, IList<CustomField> list)

            : base(list)

        {

            _jira = jira;

            _projectKey = projectKey;

        }



        /// <summary>

        /// Add a custom field by name

        /// </summary>

        /// <param name="fieldName">The name of the custom field as defined in JIRA</param>

        /// <param name="fieldValues">The values of the field</param>

        public void Add(string fieldName, string[] fieldValues)

        {

            var fieldId = GetIdForFieldName(fieldName);

            this.Items.Add(new CustomField(fieldId, fieldName, _jira) { Values = fieldValues });

        }



        /// <summary>

        /// Gets a custom field by name

        /// </summary>

        /// <param name="fieldName">Name of the custom field as defined in JIRA</param>

        /// <returns>CustomField instance if the field has been set on the issue, null otherwise</returns>

        public CustomField this[string fieldName]

        {

            get

            {

                var fieldId = GetIdForFieldName(fieldName);

                return this.Items.FirstOrDefault(f => f.Id == fieldId);

            }

        }



        private string GetIdForFieldName(string fieldName)

        {

            // workaround for bug JRA-6857: GetCustomFields() is for admins only

            return _jira.GetFieldsForEdit(_projectKey).First(f => f.Name.Equals(fieldName, StringComparison.OrdinalIgnoreCase)).Id;

        }



        RemoteFieldValue[] IRemoteIssueFieldProvider.GetRemoteFields()

        {

            return this.Items.Select(f => new RemoteFieldValue()

            {

                id = f.Id,

                values = f.Values

            }).ToArray();

        }

    }

}