/// <summary>Set a local token value.</summary>
/// <param name="name">The token name.</param>
/// <param name="value">The token value.</param>
/// <param name="ready">Whether to mark the token ready.</param>
public void SetLocalValue(string name, ITokenString value, bool ready = true)
{
// get or create token
ManagedManualToken managed;
{
if (!this.LocalTokens.TryGetValue(name, out managed))
{
this.LocalTokens[name] = managed = new ManagedManualToken(name, this.Scope);
}
}
// update values
managed.ValueProvider.SetValue(value);
managed.ValueProvider.SetReady(ready);
}
/// <summary>Add a dynamic token value to the context.</summary>
/// <param name="name">The token name.</param>
/// <param name="rawValue">The token value to set.</param>
/// <param name="conditions">The conditions that must match to set this value.</param>
public void AddDynamicToken(string name, IManagedTokenString rawValue, IEnumerable <Condition> conditions)
{
// validate
if (this.ParentContext.Contains(name, enforceContext: false))
{
throw new InvalidOperationException($"Can't register a '{name}' token because there's a global token with that name.");
}
if (this.LocalContext.Contains(name, enforceContext: false))
{
throw new InvalidOperationException($"Can't register a '{name}' dynamic token because there's a config token with that name.");
}
// get (or create) token
if (!this.DynamicTokens.TryGetValue(name, out ManagedManualToken managed))
{
managed = new ManagedManualToken(name, this.Scope);
this.DynamicTokens[name] = managed;
this.DynamicContext.Save(managed.Token);
}
// create token value handler
var tokenValue = new DynamicTokenValue(managed, rawValue, conditions);
string[] tokensUsed = tokenValue.GetTokensUsed().ToArray();
// save value info
managed.ValueProvider.AddTokensUsed(tokensUsed);
managed.ValueProvider.AddAllowedValues(rawValue);
this.DynamicTokenValues.Add(tokenValue);
// track tokens which should trigger an update to this token
Queue <string> tokenQueue = new Queue <string>(tokensUsed);
InvariantHashSet visited = new InvariantHashSet();
while (tokenQueue.Any())
{
// get token name
string usedTokenName = tokenQueue.Dequeue();
if (!visited.Add(usedTokenName))
{
continue;
}
// if the used token uses other tokens, they may affect the one being added too
IToken usedToken = this.GetToken(usedTokenName, enforceContext: false);
foreach (string nextTokenName in usedToken.GetTokensUsed())
{
tokenQueue.Enqueue(nextTokenName);
}
// add new token as a dependent of the used token
if (!this.TokenDependents.TryGetValue(usedToken.Name, out InvariantHashSet used))
{
this.TokenDependents.Add(usedToken.Name, used = new InvariantHashSet());
}
used.Add(name);
}
// track new token
this.HasNewTokens = true;
}
