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Delete soul-state.adb
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package body Soul.State
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with SPARK_Mode => On
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is
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function Make_Session_Key
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(Uid : String;
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Channel : String;
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Server : String) return Bounded_Text
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is
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function D (S : String) return String is
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(if S'Length = 0 then "default" else S);
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Composed : constant String :=
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D (Uid) & "|" & D (Channel) & "|" & D (Server);
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begin
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if Composed'Length <= Max_Text_Length then
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return Make_Text (Composed);
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else
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return Make_Text
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(Composed (Composed'First .. Composed'First + Max_Text_Length - 1));
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end if;
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end Make_Session_Key;
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protected body Soul_State is
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-- ---- internal helpers ------------------------------------------
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function Keys_Equal (K : Session_Key; B : Bounded_Text) return Boolean is
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Eff : constant Natural :=
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(if B.Length <= Max_Key then B.Length else Max_Key);
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begin
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return K.Length = Eff
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and then K.Data (1 .. Eff) = B.Data (1 .. Eff);
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end Keys_Equal;
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procedure Set_Key (K : out Session_Key; B : Bounded_Text) is
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Eff : constant Natural :=
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(if B.Length <= Max_Key then B.Length else Max_Key);
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begin
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K.Data := (others => ' ');
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K.Length := Eff;
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if Eff > 0 then
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K.Data (1 .. Eff) := B.Data (1 .. Eff);
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end if;
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end Set_Key;
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-- ---- identity --------------------------------------------------
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procedure Initialize_Big_Three
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(B3 : in Soul.Tarot.Big_Three;
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Status : out Operation_Status)
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is
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begin
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if Initialized then
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Status := Error_Already_Init;
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return;
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end if;
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if not Soul.Tarot.Big_Three_Distinct (B3) then
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Status := Error_Config;
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return;
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end if;
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Big_3 := B3;
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Initialized := True;
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Status := OK;
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end Initialize_Big_Three;
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-- ---- sessions --------------------------------------------------
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procedure Open_Session
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(Key : in Bounded_Text;
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Ref : out Session_Ref;
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Status : out Operation_Status)
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is
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Free : Session_Ref := No_Session;
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Remove_Status : Operation_Status;
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begin
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Ref := No_Session;
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for I in Valid_Session loop
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if Sessions (I).In_Use then
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if Keys_Equal (Sessions (I).Key, Key) then
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Ref := I;
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Status := OK;
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return;
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end if;
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elsif Free = No_Session then
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Free := I;
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end if;
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end loop;
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if Free = No_Session then
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Status := Error_Overflow;
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return;
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end if;
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-- Allocate a fresh session: full deck minus the immutable Big-3.
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Set_Key (Sessions (Free).Key, Key);
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Sessions (Free).Deck := Soul.Tarot.Full_Deck;
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Soul.Tarot.Remove_Big_Three
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(Sessions (Free).Deck, Big_3, Remove_Status);
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if Remove_Status /= OK then
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Status := Remove_Status;
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return; -- slot left free (In_Use still False)
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end if;
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Sessions (Free).Spread := Soul.Celtic_Cross.Empty_Spread;
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Sessions (Free).Layer_Done := (others => False);
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Sessions (Free).Output_Counter := 0;
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Sessions (Free).In_Use := True;
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Ref := Free;
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Status := OK;
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end Open_Session;
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procedure Form_Layer
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(Ref : in Valid_Session;
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Layer : in Soul.Celtic_Cross.CC_Layer;
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Status : out Operation_Status)
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is
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begin
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-- Idempotent: a layer already drawn this session is held, not redrawn.
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if Sessions (Ref).Layer_Done (Layer) then
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Status := OK;
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return;
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end if;
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Soul.Celtic_Cross.Draw_Layer
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(Sessions (Ref).Deck, Sessions (Ref).Spread, Layer, Status);
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if Status = OK then
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Sessions (Ref).Layer_Done (Layer) := True;
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end if;
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end Form_Layer;
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procedure Reset_Spread (Ref : in Valid_Session) is
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begin
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Sessions (Ref).Spread := Soul.Celtic_Cross.Empty_Spread;
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Sessions (Ref).Layer_Done := (others => False);
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end Reset_Spread;
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procedure Note_Output (Ref : in Valid_Session) is
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begin
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if Sessions (Ref).Output_Counter < Natural'Last then
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Sessions (Ref).Output_Counter := Sessions (Ref).Output_Counter + 1;
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end if;
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end Note_Output;
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-- ---- SOUL.md ---------------------------------------------------
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procedure Generate_Soul_MD
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(Buffer : out Bounded_Text;
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Status : out Operation_Status)
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is
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Sun_T : constant Bounded_Text :=
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Soul.Celtic_Cross.Card_Token (Big_3.Sun);
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Moon_T : constant Bounded_Text :=
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Soul.Celtic_Cross.Card_Token (Big_3.Moon);
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Asc_T : constant Bounded_Text :=
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Soul.Celtic_Cross.Card_Token (Big_3.Ascendant);
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Header : constant String := "# SOUL" & ASCII.LF;
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Sun_L : constant String := "## Sun: ";
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Moon_L : constant String := ASCII.LF & "## Moon: ";
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Asc_L : constant String := ASCII.LF & "## Ascendant: ";
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Footer : constant String := (1 => ASCII.LF);
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Total : constant Natural :=
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Header'Length
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+ Sun_L'Length + Sun_T.Length
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+ Moon_L'Length + Moon_T.Length
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+ Asc_L'Length + Asc_T.Length
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+ Footer'Length;
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begin
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Buffer := (Data => (others => ' '), Length => 0);
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if Total > Max_Text_Length then
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Status := Error_Overflow;
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return;
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end if;
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declare
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P : Natural := 1;
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begin
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Buffer.Data (P .. P + Header'Length - 1) := Header; P := P + Header'Length;
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Buffer.Data (P .. P + Sun_L'Length - 1) := Sun_L; P := P + Sun_L'Length;
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Buffer.Data (P .. P + Sun_T.Length - 1) := Sun_T.Data (1 .. Sun_T.Length);
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P := P + Sun_T.Length;
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Buffer.Data (P .. P + Moon_L'Length - 1) := Moon_L; P := P + Moon_L'Length;
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Buffer.Data (P .. P + Moon_T.Length - 1) := Moon_T.Data (1 .. Moon_T.Length);
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P := P + Moon_T.Length;
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Buffer.Data (P .. P + Asc_L'Length - 1) := Asc_L; P := P + Asc_L'Length;
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Buffer.Data (P .. P + Asc_T.Length - 1) := Asc_T.Data (1 .. Asc_T.Length);
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P := P + Asc_T.Length;
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Buffer.Data (P .. P + Footer'Length - 1) := Footer;
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end;
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Buffer.Length := Total;
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Status := OK;
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end Generate_Soul_MD;
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-- ---- accessors -------------------------------------------------
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function Is_Initialized return Boolean is (Initialized);
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function Get_Big_Three return Soul.Tarot.Big_Three is (Big_3);
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function Is_Spread_Formed (Ref : Valid_Session) return Boolean is
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(for all L in Soul.Celtic_Cross.CC_Layer => Sessions (Ref).Layer_Done (L));
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function Current_Spread (Ref : Valid_Session)
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return Soul.Celtic_Cross.CC_Spread is (Sessions (Ref).Spread);
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function Output_Count (Ref : Valid_Session) return Natural is
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(Sessions (Ref).Output_Counter);
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function Session_Count return Natural is
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N : Natural := 0;
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begin
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for I in Valid_Session loop
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if Sessions (I).In_Use then
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N := N + 1;
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end if;
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end loop;
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return N;
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end Session_Count;
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end Soul_State;
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end Soul.State;
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