In-game resources views
* Added session records to carry resource information over to the clients * Added SQL support code for the various views * Added interface and implementation of the resource information access component * Hooked resources information queries into both the empire and planet management component * Added resources display to planet and overview pages
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45 changed files with 3211 additions and 52 deletions
legacyworlds-server-data/db-structure/parts/040-functions
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@ -505,3 +505,59 @@ GRANT EXECUTE
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DOUBLE PRECISION , DOUBLE PRECISION , DOUBLE PRECISION ,
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DOUBLE PRECISION )
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TO :dbuser;
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/*
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* View of resource category weights
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*
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* This view computes the average resource weight per category for all
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* resource definitions.
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*
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* Fields:
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* resource_category_id The category's identifier
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* resource_category_weight The average weight of resource defintions
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* in the category.
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*/
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DROP VIEW IF EXISTS defs.resource_category_weight_view CASCADE;
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CREATE VIEW defs.resource_category_weight_view
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AS SELECT resource_category_id ,
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AVG( resource_weight ) AS resource_category_weight
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FROM defs.resources
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WHERE resource_category_id IS NOT NULL
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GROUP BY resource_category_id;
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/*
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* Ordered resource definitions
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*
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* This view contains the name, category and description identifier for all
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* resource definitions, ordered based on the category's average weight and
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* the resource's own weight.
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*
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* Fields:
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* resource_name_id The identifier of the resource's name
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* resource_category_id The identifier of the category's name, or NULL
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* if the resource is not in a category
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* resource_description_id The identifier of the resource's description
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* resource_ordering The index of the resource in a sorted view
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*/
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DROP VIEW IF EXISTS defs.ordered_resources_view CASCADE;
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CREATE VIEW defs.ordered_resources_view
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AS SELECT resource_name_id , resource_category_id , resource_description_id ,
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row_number( ) OVER(
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ORDER BY (
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CASE
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WHEN resource_category_id IS NULL THEN
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resource_weight
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ELSE
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resource_category_weight
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END ) , resource_weight
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) AS resource_ordering
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FROM defs.resources
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LEFT OUTER JOIN defs.resource_category_weight_view
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USING ( resource_category_id )
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;
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@ -668,4 +668,112 @@ CREATE VIEW emp.enemy_lists
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INNER JOIN emp.alliances a ON a.id = el.alliance_id
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) AS x;
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GRANT SELECT ON emp.enemy_lists TO :dbuser;
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GRANT SELECT ON emp.enemy_lists TO :dbuser;
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/*
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* Planets income and upkeep totals
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*
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* This view computes the totals of planets' incomes and upkeeps for each
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* empire and resource type.
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*
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* FIXME: time-related factor is hardcoded
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*
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* Fields:
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* empire_id The empire's identifier
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* resource_name_id The identifier of the resource type
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* planets_income The planets' income over 12h RT / 1 month GT,
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* rounded down
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* planets_upkeep The planets' upkeep over 12h RT / 1 month GT,
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* rounded up
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*/
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DROP VIEW IF EXISTS emp.planet_resources_view CASCADE;
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CREATE VIEW emp.planet_resources_view
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AS SELECT
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empire_id , resource_name_id ,
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FLOOR( SUM( pres_income ) * 720.0 )::BIGINT AS planets_income ,
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CEIL( SUM( pres_upkeep ) * 720.0 )::BIGINT AS planets_upkeep
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FROM emp.planets
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LEFT OUTER JOIN verse.planet_resources
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USING ( planet_id )
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GROUP BY empire_id , resource_name_id;
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/*
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* Empire resources view
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*
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* This view contains all resource-related information for each empire and
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* resource type.
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*
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* FIXME: fleets upkeep is set to 0 at the moment.
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*
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* Fields:
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* empire_id The empire's identifier
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* resource_identifier The text identifier of the resource
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* resource_name The internationalised name of the resource
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* resource_description The internationalised description of the
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* resource
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* resource_category The internationalised category of the resource,
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* or NULL if the resource is not in a
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* category.
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* empres_possessed The empire's stockpile of this type of
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* resource, rounded down
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* empmset_weight The empire-wide mining setting for the
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* resource type, or NULL if this is a basic
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* resource
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* planets_income The planets' total income
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* planets_upkeep The planets' total upkeep
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* fleets_upkeep The fleets' total upkeep
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*/
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DROP VIEW IF EXISTS emp.resources_view CASCADE;
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CREATE VIEW emp.resources_view
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AS SELECT
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empire_id ,
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_r_name_str.name AS resource_identifier ,
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_r_name.translated_string AS resource_name ,
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_r_desc.translated_string AS resource_description ,
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_r_cat.translated_string AS resource_category ,
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FLOOR( empres_possessed )::BIGINT AS empres_possessed ,
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empmset_weight ,
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( CASE
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WHEN planets_income IS NULL THEN
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0::BIGINT
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ELSE
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planets_income
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END ) AS planets_income ,
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( CASE
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WHEN planets_upkeep IS NULL THEN
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0::BIGINT
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ELSE
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planets_upkeep
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END ) AS planets_upkeep ,
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0::BIGINT AS fleets_upkeep
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FROM defs.ordered_resources_view
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INNER JOIN emp.resources
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USING ( resource_name_id )
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INNER JOIN naming.empire_names _name
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ON _name.id = empire_id
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INNER JOIN users.credentials _creds
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ON _creds.address_id = _name.owner_id
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INNER JOIN defs.strings _r_name_str
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ON _r_name_str.id = resource_name_id
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INNER JOIN defs.translations _r_name
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ON _r_name.string_id = resource_name_id
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AND _r_name.lang_id = _creds.language_id
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INNER JOIN defs.translations _r_desc
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ON _r_desc.string_id = resource_description_id
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AND _r_desc.lang_id = _creds.language_id
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LEFT OUTER JOIN defs.translations _r_cat
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ON _r_cat.string_id = resource_category_id
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AND _r_cat.lang_id = _creds.language_id
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LEFT OUTER JOIN emp.mining_settings
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USING ( empire_id , resource_name_id )
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LEFT OUTER JOIN emp.planet_resources_view
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USING ( empire_id , resource_name_id )
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ORDER BY resource_ordering;
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GRANT SELECT
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ON emp.resources_view
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TO :dbuser;
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@ -139,3 +139,139 @@ REVOKE EXECUTE
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DOUBLE PRECISION , DOUBLE PRECISION )
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FROM PUBLIC;
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/*
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* Planet resources type
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*
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* This type is used to transmit a planet's resources information to the game
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* server. It contains the resource's description, the planet's economic data
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* and, if there is a resource provider on the planet, the provider's
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* information and mining priority.
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*/
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DROP TYPE IF EXISTS emp.planet_resources_type CASCADE;
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CREATE TYPE emp.planet_resources_type AS (
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/* Text identifier of the resource */
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resource_identifier TEXT ,
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/* Internationalised name of the resource */
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resource_name TEXT ,
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/* Internationalised description of the resource */
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resource_description TEXT ,
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/* Internationalised name of the category the resource is a part of, or
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* NULL if the resource is not in any category.
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*/
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resource_category TEXT ,
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/* The planet's income for this resource, over a period of 12h RT/ 1 month
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* GT.
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*/
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pres_income BIGINT ,
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/* The planet's upkeep for this resource, over a period of 12h RT/ 1 month
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* GT.
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*/
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pres_upkeep BIGINT ,
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/* The current quantity of this resource invested in the planet's build
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* queues.
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*/
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pres_invested BIGINT ,
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/** The capacity of the resource provider, if there is one, or NULL if
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* there is no provider.
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*/
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resprov_capacity BIGINT ,
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/** The quantity of resources in the resource provider, if there is one,
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* or NULL if there is no provider.
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*/
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resprov_quantity BIGINT ,
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/** The extraction difficulty of the resource provider as a percentage, or
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* NULL if there is no provider.
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*/
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resprov_difficulty INT ,
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/* The mining priority for the resource in question, or NULL if there is no
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* resource provider.
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*/
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mset_weight INT
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);
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/*
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* Access all available information about a planet's resources
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*
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* This function retrieves resource information about an empire-owned planet,
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* and converts it to the format used in the game server (rounded quantities,
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* difficulty as percentage, internationalised strings).
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*
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* FIXME:
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* 1) pres_invested is always set to 0 in the output
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* 2) time-related computations use hardcoded values
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*
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* Parameters:
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* _planet The planet's identifier
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*
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* Returns:
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* N/A Resource information records, ordered using resource
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* weights.
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*/
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DROP FUNCTION IF EXISTS emp.get_planet_resources( INT );
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CREATE FUNCTION emp.get_planet_resources( _planet INT )
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RETURNS SETOF emp.planet_resources_type
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STRICT STABLE
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SECURITY DEFINER
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AS $get_planet_resources$
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SELECT _name_str.name AS resource_identifier ,
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_name_trans.translated_string AS resource_name ,
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_desc_trans.translated_string AS resource_description ,
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_cat_trans.translated_string AS resource_category ,
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FLOOR( pres_income * 720.0 )::BIGINT AS pres_income ,
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CEIL( pres_upkeep * 720.0 )::BIGINT AS pres_upkeep ,
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0::BIGINT AS pres_invested ,
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ROUND( resprov_quantity_max )::BIGINT AS resprov_capacity ,
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ROUND( resprov_quantity )::BIGINT AS resprov_quantity ,
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ROUND( 100.0 * resprov_difficulty )::INT AS resprov_difficulty ,
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mset_weight
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FROM defs.ordered_resources_view
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INNER JOIN verse.planet_resources USING ( resource_name_id )
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INNER JOIN emp.planets USING ( planet_id )
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INNER JOIN naming.empire_names _emp_name
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ON _emp_name.id = empire_id
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INNER JOIN users.credentials _user
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ON _emp_name.owner_id = _user.address_id
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INNER JOIN defs.strings _name_str
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ON _name_str.id = resource_name_id
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INNER JOIN defs.translations _name_trans
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ON _name_trans.string_id = resource_name_id
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AND _name_trans.lang_id = _user.language_id
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INNER JOIN defs.translations _desc_trans
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ON _desc_trans.string_id = resource_description_id
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AND _desc_trans.lang_id = _user.language_id
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LEFT OUTER JOIN defs.translations _cat_trans
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ON _cat_trans.string_id = resource_category_id
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AND _cat_trans.lang_id = _user.language_id
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LEFT OUTER JOIN verse.resource_providers
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USING ( planet_id , resource_name_id )
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LEFT OUTER JOIN emp.mining_settings_view
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USING ( planet_id , resource_name_id )
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WHERE planet_id = $1
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ORDER BY resource_ordering;
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$get_planet_resources$ LANGUAGE SQL;
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REVOKE EXECUTE
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ON FUNCTION emp.get_planet_resources( INT )
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FROM PUBLIC;
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GRANT EXECUTE
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ON FUNCTION emp.get_planet_resources( INT )
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TO :dbuser;
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