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##############################################
## Hide/Show : level 1
## Fatalities
output$hide_fatalities <- eventReactive({
input$button_fatalities
},{
if(input$button_fatalities%%2 == 1) TRUE else FALSE
}, ignoreInit = TRUE)
outputOptions(output, "hide_fatalities", suspendWhenHidden = FALSE)
## Population Size
output$hide_pop_size <- eventReactive({
input$button_pop_size
},{
if(input$button_pop_size%%2 == 1) TRUE else FALSE
}, ignoreInit = TRUE)
outputOptions(output, "hide_pop_size", suspendWhenHidden = FALSE)
## Population Growth
output$hide_pop_growth <- eventReactive({
input$button_pop_growth
},{
if(input$button_pop_growth%%2 == 1) TRUE else FALSE
}, ignoreInit = TRUE)
outputOptions(output, "hide_pop_growth", suspendWhenHidden = FALSE)
## Carrying capacity
output$hide_carrying_cap <- eventReactive({
input$button_carrying_cap
},{
if(input$button_carrying_cap%%2 == 1) TRUE else FALSE
}, ignoreInit = TRUE)
outputOptions(output, "hide_carrying_cap", suspendWhenHidden = FALSE)
# Display Carrying capacity Unit Info
output$carrying_cap_unit_info <- renderText({
if(input$pop_size_unit == "Npair"){
paste0("Nombre de couple")
} else {
paste0("Effectif total")
}
})
##############################################
## Hide/Show : level 2
#------------
# Hide all
#------------
shinyjs::hide("fatalities_mean")
shinyjs::hide("fatalities_se")
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shinyjs::hide("fatalities_lower")
shinyjs::hide("fatalities_upper")
shinyjs::hide("farm_number_cumulated")
shinyjs::hide("fatalities_mat_cumulated")
shinyjs::hide("pop_size_lower")
shinyjs::hide("pop_size_upper")
shinyjs::hide("pop_size_mean")
shinyjs::hide("pop_size_se")
shinyjs::hide("pop_size_mat_expert")
shinyjs::hide("pop_growth_lower")
shinyjs::hide("pop_growth_upper")
shinyjs::hide("pop_growth_mean")
shinyjs::hide("pop_growth_se")
shinyjs::hide("pop_growth_mat_expert")
shinyjs::hide("pop_trend")
shinyjs::hide("pop_trend_strength")
shinyjs::hide("carrying_capacity")
shinyjs::hide("carrying_cap_mat_expert")
shinyjs::hide("carrying_cap_run_expert")
#------------
# Show some
#------------
# Show inputs for fatalities part
# Show inputs for none cumulated impacts scenario
if(input$analysis_choice == "scenario"){
shinyjs::show("fatalities_input_type")
if(input$fatalities_input_type == "itvl"){
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shinyjs::show("fatalities_lower")
shinyjs::show("fatalities_upper")
if(input$fatalities_input_type == "val"){
shinyjs::show("fatalities_mean")
shinyjs::show("fatalities_se")
}
}
}
# Show inputs for cumulated scenario
if(input$analysis_choice == "cumulated"){
shinyjs::hide("fatalities_input_type")
shinyjs::show("farm_number_cumulated")
shinyjs::show("fatalities_mat_cumulated")
# Show inputs for population size part
if(input$button_pop_size%%2 == 1){
shinyjs::show("pop_size_input_type")
if(input$pop_size_input_type == "itvl"){
shinyjs::show("pop_size_lower")
shinyjs::show("pop_size_upper")
}
shinyjs::show("pop_size_mean")
shinyjs::show("pop_size_se")
}
# Show inputs for population trend/growth part
if(input$button_pop_growth%%2 == 1){
shinyjs::show("pop_growth_input_type")
if(input$pop_growth_input_type == "itvl"){
shinyjs::show("pop_growth_lower")
shinyjs::show("pop_growth_upper")
}
shinyjs::show("pop_growth_mean")
shinyjs::show("pop_growth_se")
}
if(input$pop_trend != "stable"){
shinyjs::show("pop_trend_strength")
}
# Show inputs for carrying capacity part
if(input$button_carrying_cap%%2 == 1){
shinyjs::show("carrying_cap_input_type")
if(input$carrying_cap_input_type == "val"){
shinyjs::show("carrying_capacity")
}
if(input$carrying_cap_input_type == "eli_exp"){
shinyjs::show("carrying_cap_mat_expert")
shinyjs::show("carrying_cap_run_expert")
}
}
# Show inputs vital rates part
}) # en observe show/hide
###~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~###
##############################################
## Reactive values
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out <- reactiveValues(run = NULL, msg = NULL)
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ready <- reactiveValues(fatalities = TRUE, pop_size = TRUE, pop_growth = TRUE, carrying_capacity = TRUE)
nsim = NULL,
cumulated_impacts = FALSE,
fatalities_se = NULL,
onset_time = NULL,
onset_year = NULL,
pop_size_mean = NULL,
pop_size_se = NULL,
pop_growth_mean = NULL,
pop_growth_se = NULL,
fecundities = NULL,
survivals = NULL,
s_calibrated = NULL,
f_calibrated = NULL,
vr_calibrated = NULL,
theta = NULL,
model_demo = NULL,
time_horzion = NULL,
coeff_var_environ = NULL,
fatal_constant = NULL,
fatalities_eli_result = NULL,
pop_size_eli_result = NULL,
pop_growth_eli_result = NULL,
carrying_cap_eli_result = NULL
###~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~###
##############################################
## Update matrix cumulated impact
##-------------------------------------------
observeEvent({
input$farm_number_cumulated
}, {
nfarm <- input$farm_number_cumulated
init_cumul_new <- init_cumul[1:nfarm,]
updateMatrixInput(session, inputId = "fatalities_mat_cumulated",
value = matrix(init_cumul_new, nrow = nfarm, ncol = 3, byrow = FALSE,
dimnames = list(paste("Parc", c(1:nfarm)),
c("Moyenne",
"Erreur-type",
#####
##--------------------------------------------
##--------------------------------------------
# Function to run the elication analysis
func_eli <- function(mat_expert){
t_mat_expert <- t(mat_expert)
vals <- t_mat_expert[2:4,]
Cp <- t_mat_expert[5,]
weights <- t_mat_expert[1,]
out <- elicitation(vals, Cp, weights)
return(list(out = out, mean = out$mean_smooth, SE = sqrt(out$var_smooth)))
}
# Function to plot the elication analysis output
plot_expert <- function(out, show_se = TRUE, ...){
plot_elicitation(out, ylab = "", xlab = "Valeur du paramtre", cex.lab = 1.2, yaxt = "n")
mtext(text = "Densit de probabilit", side = 2, line = 2, cex = 1.2)
y2 <- dgamma(x = out$mean_smooth, shape = out$shape_smooth, rate = out$rate_smooth)
xx <- qgamma(p = c(0.01,0.99), shape = out$shape_smooth, rate = out$rate_smooth)
clip(xx[1], xx[2], -100, y2)
abline(v = out$mean_smooth, lwd = 3, col = "darkblue")
mtext(text = paste("Moyenne = ", round(out$mean_smooth,2)), side = 3, line = 2.5, cex = 1.2, adj = 0)
if(show_se) mtext(text = paste("Erreur-type = ", round(sqrt(out$var_smooth), 2)), side = 3, line = 1, cex = 1.2, adj = 0)
}
## Fatalities
##----------------------
observeEvent({
input$fatalities_run_expert
}, {
if( all(!is.na(input$fatalities_mat_expert)) ) {
param$fatalities_eli_result <- func_eli(input$fatalities_mat_expert)
output$title_distri_plot <- renderText({ "Mortalits annuelles" })
output$distri_plot <- renderPlot({ plot_expert(param$fatalities_eli_result$out) })
} else {
print("missing value")
} # end if
}) # end observeEvent
## Population size
##----------------------
observeEvent({
input$pop_size_run_expert
}, {
if(all(!is.na(input$pop_size_mat_expert))) {
## run elicitation analysis
param$pop_size_eli_result <- func_eli(input$pop_size_mat_expert)
output$title_distri_plot <- renderText({ "Taille de population" })
output$distri_plot <- renderPlot({ plot_expert(param$pop_size_eli_result$out) })
} else {
print("missing value")
} # end if
}) # end observeEvent
## Population growth
##----------------------
observeEvent({
input$pop_growth_run_expert
},{
if(all(!is.na(input$pop_growth_mat_expert))) {
## run elicitation analysis
param$pop_growth_eli_result <- func_eli(input$pop_growth_mat_expert)
output$title_distri_plot <- renderText({ "Taux de croissance de la population" })
output$distri_plot <- renderPlot({ plot_expert(param$pop_growth_eli_result$out) })
} else {
print("missing value")
} # end if
}) # end observeEvent
## Carrying capacity
##----------------------
observeEvent({
input$carrying_cap_run_expert
},{
if(all(!is.na(input$carrying_cap_mat_expert))) {
## run elicitation analysis
param$carrying_cap_eli_result <- func_eli(input$carrying_cap_mat_expert)
output$title_distri_plot <- renderText({ "Capacit de charge" })
output$distri_plot <- renderPlot({ plot_expert(param$carrying_cap_eli_result$out, show_se = FALSE) })
} else {
print("missing value")
} # end if
}) # end observeEvent
###~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~###
#####
#####
##--------------------------------------------
## Display parameter distribution
##--------------------------------------------
# Function to plot a gamma distribution
plot_gamma <- function(mu, se, show_mode = TRUE, show_mean = TRUE, show_se = TRUE, ...){
## Define shape and scale parameter of gamma distribution
shape = (mu/se)^2
scale = se^2/mu
par(mar = c(5, 4, 6, 2))
curve(dgamma(x, shape=shape, scale=scale), from = max(0,mu-3*se), to = mu+4*se, lwd = 3, col = "darkblue", yaxt = "n",
ylab = "", xlab = "Valeur du paramtre", cex.lab = 1.2)
mtext(text = "Densit de probabilit", side = 2, line = 2, cex = 1.2)
# show mode
MU <- (shape-1)*scale
y_MU <- dgamma(x = MU, shape = shape, scale = scale)
xx <- qgamma(p = c(0.01,0.99), shape = shape, scale = scale)
clip(xx[1], xx[2], -100, y_MU)
abline(v = MU, lwd = 3, col = "darkblue")
# show mean
y_mu <- dgamma(x = mu, shape = shape, scale = scale)
clip(xx[1], xx[2], -100, y_mu)
abline(v = mu, lwd = 2, col = "darkblue", lty = 2)
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